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lix-website/themes/lix/assets/bootstrap/node_modules/gonzales-pe/lib/gonzales.js
Kate Temkin c893a86e54 initial commit of template
2024-04-26 22:49:34 -06:00

22435 lines
548 KiB
JavaScript
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(function webpackUniversalModuleDefinition(root, factory) {
if(typeof exports === 'object' && typeof module === 'object')
module.exports = factory();
else if(typeof define === 'function' && define.amd)
define([], factory);
else if(typeof exports === 'object')
exports["gonzales"] = factory();
else
root["gonzales"] = factory();
})(this, function() {
return /******/ (function(modules) { // webpackBootstrap
/******/ // The module cache
/******/ var installedModules = {};
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/******/ function __webpack_require__(moduleId) {
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/* 0 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var Node = __webpack_require__(1);
var parse = __webpack_require__(7);
module.exports = {
createNode: function createNode(options) {
return new Node(options);
},
parse: parse
};
/***/ }),
/* 1 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
/**
* @param {string} type
* @param {array|string} content
* @param {number} line
* @param {number} column
* @constructor
*/
var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
var Node = function () {
function Node(options) {
_classCallCheck(this, Node);
this.type = options.type;
this.content = options.content;
this.syntax = options.syntax;
if (options.start) this.start = options.start;
if (options.end) this.end = options.end;
}
/**
* @param {String} type Node type
* @return {Boolean} Whether there is a child node of given type
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Node.prototype.contains = function contains(type) {
if (!Array.isArray(this.content)) {
return false;
}
return this.content.some(function (node) {
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/**
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Node.prototype.eachFor = function eachFor(type, callback) {
if (!Array.isArray(this.content)) return;
if (typeof type !== 'string') {
callback = type;
type = null;
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var l = this.content.length;
var breakLoop;
for (var i = l; i--;) {
if (breakLoop === null) break;
if (!type || this.content[i] && this.content[i].type === type) breakLoop = callback(this.content[i], i, this);
}
if (breakLoop === null) return null;
};
/**
* @param {String} type
* @return {?Node} First child node or `null` if nothing's been found.
*/
Node.prototype.first = function first(type) {
if (!Array.isArray(this.content)) return null;
if (!type) return this.content[0];
var i = 0;
var l = this.content.length;
for (; i < l; i++) {
if (this.content[i].type === type) return this.content[i];
}
return null;
};
/**
* @param {String} type Node type
* @param {Function} callback Function to call for every found node
*/
Node.prototype.forEach = function forEach(type, callback) {
if (!Array.isArray(this.content)) return;
if (typeof type !== 'string') {
callback = type;
type = null;
}
var i = 0;
var l = this.content.length;
var breakLoop;
for (; i < l; i++) {
if (breakLoop === null) break;
if (!type || this.content[i] && this.content[i].type === type) breakLoop = callback(this.content[i], i, this);
}
if (breakLoop === null) return null;
};
/**
* @param {Number} index
* @return {?Node}
*/
Node.prototype.get = function get(index) {
if (!Array.isArray(this.content)) return null;
var node = this.content[index];
return node ? node : null;
};
/**
* @param {Number} index
* @param {Node} node
*/
Node.prototype.insert = function insert(index, node) {
if (!Array.isArray(this.content)) return;
this.content.splice(index, 0, node);
};
/**
* @param {String} type
* @return {Boolean} Whether the node is of given type
*/
Node.prototype.is = function is(type) {
return this.type === type;
};
/**
* @param {String} type
* @return {?Node} Last child node or `null` if nothing's been found.
*/
Node.prototype.last = function last(type) {
if (!Array.isArray(this.content)) return null;
var i = this.content.length;
if (!type) return this.content[i - 1];
for (; i--;) {
if (this.content[i].type === type) return this.content[i];
}
return null;
};
/**
* Number of child nodes.
* @type {number}
*/
/**
* @param {Number} index
* @return {Node}
*/
Node.prototype.removeChild = function removeChild(index) {
if (!Array.isArray(this.content)) return;
var removedChild = this.content.splice(index, 1);
return removedChild;
};
Node.prototype.toJson = function toJson() {
return JSON.stringify(this, false, 2);
};
Node.prototype.toString = function toString() {
var stringify = void 0;
try {
stringify = __webpack_require__(2)("./" + this.syntax + '/stringify');
} catch (e) {
var message = 'Syntax "' + this.syntax + '" is not supported yet, sorry';
return console.error(message);
}
return stringify(this);
};
/**
* @param {Function} callback
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Node.prototype.traverse = function traverse(callback, index) {
var level = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 0;
var parent = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : null;
var breakLoop;
var x;
level++;
callback(this, index, parent, level);
if (!Array.isArray(this.content)) return;
for (var i = 0, l = this.content.length; i < l; i++) {
breakLoop = this.content[i].traverse(callback, i, level, this);
if (breakLoop === null) break;
// If some nodes were removed or added:
if (x = this.content.length - l) {
l += x;
i += x;
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}
if (breakLoop === null) return null;
};
Node.prototype.traverseByType = function traverseByType(type, callback) {
this.traverse(function (node) {
if (node.type === type) callback.apply(node, arguments);
});
};
Node.prototype.traverseByTypes = function traverseByTypes(types, callback) {
this.traverse(function (node) {
if (types.indexOf(node.type) !== -1) callback.apply(node, arguments);
});
};
_createClass(Node, [{
key: 'length',
get: function get() {
if (!Array.isArray(this.content)) return 0;
return this.content.length;
}
}]);
return Node;
}();
module.exports = Node;
/***/ }),
/* 2 */
/***/ (function(module, exports, __webpack_require__) {
var map = {
"./css/stringify": 3,
"./less/stringify": 4,
"./sass/stringify": 5,
"./scss/stringify": 6
};
function webpackContext(req) {
return __webpack_require__(webpackContextResolve(req));
};
function webpackContextResolve(req) {
return map[req] || (function() { throw new Error("Cannot find module '" + req + "'.") }());
};
webpackContext.keys = function webpackContextKeys() {
return Object.keys(map);
};
webpackContext.resolve = webpackContextResolve;
module.exports = webpackContext;
webpackContext.id = 2;
/***/ }),
/* 3 */
/***/ (function(module, exports) {
'use strict';
module.exports = function stringify(tree) {
// TODO: Better error message
if (!tree) throw new Error('We need tree to translate');
function _t(tree) {
var type = tree.type;
if (_unique[type]) return _unique[type](tree);
if (typeof tree.content === 'string') return tree.content;
if (Array.isArray(tree.content)) return _composite(tree.content);
return '';
}
function _composite(t, i) {
if (!t) return '';
var s = '';
i = i || 0;
for (; i < t.length; i++) {
s += _t(t[i]);
}return s;
}
var _unique = {
'arguments': function _arguments(t) {
return '(' + _composite(t.content) + ')';
},
'atkeyword': function atkeyword(t) {
return '@' + _composite(t.content);
},
'attributeSelector': function attributeSelector(t) {
return '[' + _composite(t.content) + ']';
},
'block': function block(t) {
return '{' + _composite(t.content) + '}';
},
'brackets': function brackets(t) {
return '[' + _composite(t.content) + ']';
},
'class': function _class(t) {
return '.' + _composite(t.content);
},
'color': function color(t) {
return '#' + t.content;
},
'customProperty': function customProperty(t) {
return '--' + t.content;
},
'expression': function expression(t) {
return 'expression(' + t.content + ')';
},
'id': function id(t) {
return '#' + _composite(t.content);
},
'multilineComment': function multilineComment(t) {
return '/*' + t.content + '*/';
},
'nthSelector': function nthSelector(t) {
return ':' + _t(t.content[0]) + '(' + _composite(t.content.slice(1)) + ')';
},
'parentheses': function parentheses(t) {
return '(' + _composite(t.content) + ')';
},
'percentage': function percentage(t) {
return _composite(t.content) + '%';
},
'pseudoClass': function pseudoClass(t) {
return ':' + _composite(t.content);
},
'pseudoElement': function pseudoElement(t) {
return '::' + _composite(t.content);
},
'universalSelector': function universalSelector(t) {
return _composite(t.content) + '*';
},
'uri': function uri(t) {
return 'url(' + _composite(t.content) + ')';
}
};
return _t(tree);
};
/***/ }),
/* 4 */
/***/ (function(module, exports) {
'use strict';
module.exports = function stringify(tree) {
// TODO: Better error message
if (!tree) throw new Error('We need tree to translate');
function _t(tree) {
var type = tree.type;
if (_unique[type]) return _unique[type](tree);
if (typeof tree.content === 'string') return tree.content;
if (Array.isArray(tree.content)) return _composite(tree.content);
return '';
}
function _composite(t, i) {
if (!t) return '';
var s = '';
i = i || 0;
for (; i < t.length; i++) {
s += _t(t[i]);
}return s;
}
var _unique = {
'arguments': function _arguments(t) {
return '(' + _composite(t.content) + ')';
},
'atkeyword': function atkeyword(t) {
return '@' + _composite(t.content);
},
'attributeSelector': function attributeSelector(t) {
return '[' + _composite(t.content) + ']';
},
'block': function block(t) {
return '{' + _composite(t.content) + '}';
},
'brackets': function brackets(t) {
return '[' + _composite(t.content) + ']';
},
'class': function _class(t) {
return '.' + _composite(t.content);
},
'color': function color(t) {
return '#' + t.content;
},
'escapedString': function escapedString(t) {
return '~' + t.content;
},
'expression': function expression(t) {
return 'expression(' + t.content + ')';
},
'id': function id(t) {
return '#' + _composite(t.content);
},
'interpolatedVariable': function interpolatedVariable(t) {
return '@{' + _composite(t.content) + '}';
},
'multilineComment': function multilineComment(t) {
return '/*' + t.content + '*/';
},
'nthSelector': function nthSelector(t) {
return ':' + _t(t.content[0]) + '(' + _composite(t.content.slice(1)) + ')';
},
'parentheses': function parentheses(t) {
return '(' + _composite(t.content) + ')';
},
'percentage': function percentage(t) {
return _composite(t.content) + '%';
},
'pseudoClass': function pseudoClass(t) {
return ':' + _composite(t.content);
},
'pseudoElement': function pseudoElement(t) {
return '::' + _composite(t.content);
},
'singlelineComment': function singlelineComment(t) {
return '/' + '/' + t.content;
},
'universalSelector': function universalSelector(t) {
return _composite(t.content) + '*';
},
'uri': function uri(t) {
return 'url(' + _composite(t.content) + ')';
},
'variable': function variable(t) {
return '@' + _composite(t.content);
},
'variablesList': function variablesList(t) {
return _composite(t.content) + '...';
}
};
return _t(tree);
};
/***/ }),
/* 5 */
/***/ (function(module, exports) {
'use strict';
module.exports = function stringify(tree) {
// TODO: Better error message
if (!tree) throw new Error('We need tree to translate');
function _t(tree) {
var type = tree.type;
if (_unique[type]) return _unique[type](tree);
if (typeof tree.content === 'string') return tree.content;
if (Array.isArray(tree.content)) return _composite(tree.content);
return '';
}
function _composite(t, i) {
if (!t) return '';
var s = '';
i = i || 0;
for (; i < t.length; i++) {
s += _t(t[i]);
}return s;
}
var _unique = {
'arguments': function _arguments(t) {
return '(' + _composite(t.content) + ')';
},
'atkeyword': function atkeyword(t) {
return '@' + _composite(t.content);
},
'attributeSelector': function attributeSelector(t) {
return '[' + _composite(t.content) + ']';
},
'block': function block(t) {
return _composite(t.content);
},
'brackets': function brackets(t) {
return '[' + _composite(t.content) + ']';
},
'class': function _class(t) {
return '.' + _composite(t.content);
},
'color': function color(t) {
return '#' + t.content;
},
'customProperty': function customProperty(t) {
return '--' + t.content;
},
'expression': function expression(t) {
return 'expression(' + t.content + ')';
},
'functionsList': function functionsList(t) {
return _composite(t.content) + '...';
},
'id': function id(t) {
return '#' + _composite(t.content);
},
'interpolation': function interpolation(t) {
return '#{' + _composite(t.content) + '}';
},
'multilineComment': function multilineComment(t) {
var lines = t.content.split('\n');
var close = '';
if (lines.length > 1) {
var lastLine = lines[lines.length - 1];
if (lastLine.length < t.end.column) {
close = '*/';
}
} else if (t.content.length + 4 === t.end.column - t.start.column + 1) {
close = '*/';
}
return '/*' + t.content + close;
},
'nthSelector': function nthSelector(t) {
return ':' + _t(t.content[0]) + '(' + _composite(t.content.slice(1)) + ')';
},
'parentheses': function parentheses(t) {
return '(' + _composite(t.content) + ')';
},
'percentage': function percentage(t) {
return _composite(t.content) + '%';
},
'placeholder': function placeholder(t) {
return '%' + _composite(t.content);
},
'pseudoClass': function pseudoClass(t) {
return ':' + _composite(t.content);
},
'pseudoElement': function pseudoElement(t) {
return '::' + _composite(t.content);
},
'singlelineComment': function singlelineComment(t) {
return '/' + '/' + t.content;
},
'universalSelector': function universalSelector(t) {
return _composite(t.content) + '*';
},
'uri': function uri(t) {
return 'url(' + _composite(t.content) + ')';
},
'variable': function variable(t) {
return '$' + _composite(t.content);
},
'variablesList': function variablesList(t) {
return _composite(t.content) + '...';
}
};
return _t(tree);
};
/***/ }),
/* 6 */
/***/ (function(module, exports) {
'use strict';
module.exports = function stringify(tree) {
// TODO: Better error message
if (!tree) throw new Error('We need tree to translate');
function _t(tree) {
var type = tree.type;
if (_unique[type]) return _unique[type](tree);
if (typeof tree.content === 'string') return tree.content;
if (Array.isArray(tree.content)) return _composite(tree.content);
return '';
}
function _composite(t, i) {
if (!t) return '';
var s = '';
i = i || 0;
for (; i < t.length; i++) {
s += _t(t[i]);
}return s;
}
var _unique = {
'arguments': function _arguments(t) {
return '(' + _composite(t.content) + ')';
},
'atkeyword': function atkeyword(t) {
return '@' + _composite(t.content);
},
'attributeSelector': function attributeSelector(t) {
return '[' + _composite(t.content) + ']';
},
'block': function block(t) {
return '{' + _composite(t.content) + '}';
},
'brackets': function brackets(t) {
return '[' + _composite(t.content) + ']';
},
'class': function _class(t) {
return '.' + _composite(t.content);
},
'color': function color(t) {
return '#' + t.content;
},
'customProperty': function customProperty(t) {
return '--' + t.content;
},
'expression': function expression(t) {
return 'expression(' + t.content + ')';
},
'functionsList': function functionsList(t) {
return _composite(t.content) + '...';
},
'id': function id(t) {
return '#' + _composite(t.content);
},
'interpolation': function interpolation(t) {
return '#{' + _composite(t.content) + '}';
},
'multilineComment': function multilineComment(t) {
return '/*' + t.content + '*/';
},
'nthSelector': function nthSelector(t) {
return ':' + _t(t.content[0]) + '(' + _composite(t.content.slice(1)) + ')';
},
'parentheses': function parentheses(t) {
return '(' + _composite(t.content) + ')';
},
'percentage': function percentage(t) {
return _composite(t.content) + '%';
},
'placeholder': function placeholder(t) {
return '%' + _composite(t.content);
},
'pseudoClass': function pseudoClass(t) {
return ':' + _composite(t.content);
},
'pseudoElement': function pseudoElement(t) {
return '::' + _composite(t.content);
},
'singlelineComment': function singlelineComment(t) {
return '/' + '/' + t.content;
},
'universalSelector': function universalSelector(t) {
return _composite(t.content) + '*';
},
'uri': function uri(t) {
return 'url(' + _composite(t.content) + ')';
},
'variable': function variable(t) {
return '$' + _composite(t.content);
},
'variablesList': function variablesList(t) {
return _composite(t.content) + '...';
}
};
return _t(tree);
};
/***/ }),
/* 7 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var ParsingError = __webpack_require__(8);
var syntaxes = __webpack_require__(10);
var isInteger = Number.isInteger || function (value) {
return typeof value === 'number' && Math.floor(value) === value;
};
/**
* @param {String} css
* @param {Object} options
* @return {Object} AST
*/
function parser(css, options) {
if (typeof css !== 'string') throw new Error('Please, pass a string to parse');else if (!css) return __webpack_require__(29)();
var syntax = options && options.syntax || 'css';
var context = options && options.context || 'stylesheet';
var tabSize = options && options.tabSize;
if (!isInteger(tabSize) || tabSize < 1) tabSize = 1;
var syntaxParser = syntaxes[syntax];
if (!syntaxParser) {
var message = 'Syntax "' + syntax + '" is not supported yet, sorry';
return console.error(message);
}
var getTokens = syntaxParser.tokenizer;
var mark = syntaxParser.mark;
var parse = syntaxParser.parse;
var tokens = getTokens(css, tabSize);
mark(tokens);
var ast;
try {
ast = parse(tokens, context);
} catch (e) {
if (!e.syntax) throw e;
throw new ParsingError(e, css);
}
return ast;
}
module.exports = parser;
/***/ }),
/* 8 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var parserPackage = __webpack_require__(9);
/**
* @param {Error} e
* @param {String} css
*/
function ParsingError(e, css) {
this.line = e.line;
this.syntax = e.syntax;
this.css_ = css;
}
ParsingError.prototype = {
/**
* @type {String}
* @private
*/
customMessage_: '',
/**
* @type {Number}
*/
line: null,
/**
* @type {String}
*/
name: 'Parsing error',
/**
* @type {String}
*/
syntax: null,
/**
* @type {String}
*/
version: parserPackage.version,
/**
* @type {String}
*/
get context() {
var LINES_AROUND = 2;
var result = [];
var currentLineNumber = this.line;
var start = currentLineNumber - 1 - LINES_AROUND;
var end = currentLineNumber + LINES_AROUND;
var lines = this.css_.split(/\r\n|\r|\n/);
for (var i = start; i < end; i++) {
var line = lines[i];
if (!line) continue;
var ln = i + 1;
var mark = ln === currentLineNumber ? '*' : ' ';
result.push(ln + mark + '| ' + line);
}
return result.join('\n');
},
/**
* @type {String}
*/
get message() {
if (this.customMessage_) {
return this.customMessage_;
} else {
var message = 'Please check validity of the block';
if (typeof this.line === 'number') message += ' starting from line #' + this.line;
return message;
}
},
set message(message) {
this.customMessage_ = message;
},
/**
* @return {String}
*/
toString: function toString() {
return [this.name + ': ' + this.message, '', this.context, '', 'Syntax: ' + this.syntax, 'Gonzales PE version: ' + this.version].join('\n');
}
};
module.exports = ParsingError;
/***/ }),
/* 9 */
/***/ (function(module, exports) {
module.exports = {"name":"gonzales-pe","description":"Gonzales Preprocessor Edition (fast CSS parser)","version":"4.3.0","homepage":"http://github.com/tonyganch/gonzales-pe","bugs":"http://github.com/tonyganch/gonzales-pe/issues","license":"MIT","author":{"name":"Tony Ganch","email":"tonyganch+github@gmail.com","url":"http://tonyganch.com"},"main":"./lib/gonzales","repository":{"type":"git","url":"http://github.com/tonyganch/gonzales-pe.git"},"scripts":{"autofix-tests":"bash ./scripts/build.sh && bash ./scripts/autofix-tests.sh","build":"bash ./scripts/build.sh","init":"bash ./scripts/init.sh","lint":"bash ./scripts/lint.sh","log":"bash ./scripts/log.sh","prepublishOnly":"bash ./scripts/build.sh","test":"bash ./scripts/test.sh","watch":"bash ./scripts/watch.sh"},"bin":{"gonzales":"./bin/gonzales.js"},"dependencies":{"minimist":"^1.2.5"},"devDependencies":{"babel-core":"^6.18.2","babel-loader":"^6.2.7","babel-plugin-add-module-exports":"^0.2.1","babel-preset-es2015":"^6.18.0","coffee-script":"~1.7.1","eslint":"^3.0.0","jscs":"2.1.0","jshint":"2.10.2","json-loader":"^0.5.3","mocha":"2.2.x","webpack":"^1.12.2","webpack-closure-compiler":"^2.0.2"},"engines":{"node":">=0.6.0"},"files":["MIT-LICENSE.txt","bin/gonzales.js","lib/gonzales.js"]}
/***/ }),
/* 10 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
module.exports = {
css: __webpack_require__(11),
less: __webpack_require__(17),
sass: __webpack_require__(21),
scss: __webpack_require__(25)
};
/***/ }),
/* 11 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
exports.__esModule = true;
exports.default = {
mark: __webpack_require__(12),
parse: __webpack_require__(14),
stringify: __webpack_require__(3),
tokenizer: __webpack_require__(16)
};
module.exports = exports['default'];
/***/ }),
/* 12 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var TokenType = __webpack_require__(13);
/**
* Mark whitespaces and comments
* @param {Array} tokens
*/
function markSpacesAndComments(tokens) {
var tokensLength = tokens.length;
var spaces = [-1, -1];
var type; // Current token's type
// For every token in the token list, mark spaces and line breaks
// as spaces (set both `ws` and `sc` flags). Mark multiline comments
// with `sc` flag.
// If there are several spaces or tabs or line breaks or multiline
// comments in a row, group them: take the last one's index number
// and save it to the first token in the group as a reference:
// e.g., `ws_last = 7` for a group of whitespaces or `sc_last = 9`
// for a group of whitespaces and comments.
for (var i = 0; i < tokensLength; i++) {
type = tokens[i].type;
if (type === TokenType.Space || type === TokenType.Tab || type === TokenType.Newline) {
markSpace(tokens, i, spaces);
} else if (type === TokenType.CommentML) {
markComment(tokens, i, spaces);
} else {
markEndOfSpacesAndComments(tokens, i, spaces);
}
}
markEndOfSpacesAndComments(tokens, i, spaces);
}
function markSpace(tokens, i, spaces) {
var token = tokens[i];
token.ws = true;
token.sc = true;
if (spaces[0] === -1) spaces[0] = i;
if (spaces[1] === -1) spaces[1] = i;
}
function markComment(tokens, i, spaces) {
var ws = spaces[0];
tokens[i].sc = true;
if (ws !== -1) {
tokens[ws].ws_last = i - 1;
spaces[0] = -1;
}
}
function markEndOfSpacesAndComments(tokens, i, spaces) {
var ws = spaces[0];
var sc = spaces[1];
if (ws !== -1) {
tokens[ws].ws_last = i - 1;
spaces[0] = -1;
}
if (sc !== -1) {
tokens[sc].sc_last = i - 1;
spaces[1] = -1;
}
}
/**
* Pair brackets
* @param {Array} tokens
*/
function markBrackets(tokens) {
var tokensLength = tokens.length;
var ps = []; // Parentheses
var sbs = []; // Square brackets
var cbs = []; // Curly brackets
var t = void 0; // Current token
// For every token in the token list, if we meet an opening (left)
// bracket, push its index number to a corresponding array.
// If we then meet a closing (right) bracket, look at the corresponding
// array. If there are any elements (records about previously met
// left brackets), take a token of the last left bracket (take
// the last index number from the array and find a token with
// this index number) and save right bracket's index as a reference:
for (var i = 0; i < tokensLength; i++) {
t = tokens[i];
var type = t.type;
if (type === TokenType.LeftParenthesis) {
ps.push(i);
} else if (type === TokenType.RightParenthesis) {
if (ps.length) {
t.left = ps.pop();
tokens[t.left].right = i;
}
} else if (type === TokenType.LeftSquareBracket) {
sbs.push(i);
} else if (type === TokenType.RightSquareBracket) {
if (sbs.length) {
t.left = sbs.pop();
tokens[t.left].right = i;
}
} else if (type === TokenType.LeftCurlyBracket) {
cbs.push(i);
} else if (type === TokenType.RightCurlyBracket) {
if (cbs.length) {
t.left = cbs.pop();
tokens[t.left].right = i;
}
}
}
}
/**
* @param {Array} tokens
*/
function markTokens(tokens) {
// Mark paired brackets:
markBrackets(tokens);
// Mark whitespaces and comments:
markSpacesAndComments(tokens);
}
module.exports = markTokens;
/***/ }),
/* 13 */
/***/ (function(module, exports) {
// jscs:disable
'use strict';
module.exports = {
StringSQ: 'StringSQ',
StringDQ: 'StringDQ',
CommentML: 'CommentML',
CommentSL: 'CommentSL',
Newline: 'Newline',
Space: 'Space',
Tab: 'Tab',
ExclamationMark: 'ExclamationMark', // !
QuotationMark: 'QuotationMark', // "
NumberSign: 'NumberSign', // #
DollarSign: 'DollarSign', // $
PercentSign: 'PercentSign', // %
Ampersand: 'Ampersand', // &
Apostrophe: 'Apostrophe', // '
LeftParenthesis: 'LeftParenthesis', // (
RightParenthesis: 'RightParenthesis', // )
Asterisk: 'Asterisk', // *
PlusSign: 'PlusSign', // +
Comma: 'Comma', // ,
HyphenMinus: 'HyphenMinus', // -
FullStop: 'FullStop', // .
Solidus: 'Solidus', // /
Colon: 'Colon', // :
Semicolon: 'Semicolon', // ;
LessThanSign: 'LessThanSign', // <
EqualsSign: 'EqualsSign', // =
EqualitySign: 'EqualitySign', // ==
InequalitySign: 'InequalitySign', // !=
GreaterThanSign: 'GreaterThanSign', // >
QuestionMark: 'QuestionMark', // ?
CommercialAt: 'CommercialAt', // @
LeftSquareBracket: 'LeftSquareBracket', // [
ReverseSolidus: 'ReverseSolidus', // \
RightSquareBracket: 'RightSquareBracket', // ]
CircumflexAccent: 'CircumflexAccent', // ^
LowLine: 'LowLine', // _
LeftCurlyBracket: 'LeftCurlyBracket', // {
VerticalLine: 'VerticalLine', // |
RightCurlyBracket: 'RightCurlyBracket', // }
Tilde: 'Tilde', // ~
Identifier: 'Identifier',
DecimalNumber: 'DecimalNumber'
};
/***/ }),
/* 14 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var Node = __webpack_require__(1);
var NodeType = __webpack_require__(15);
var TokenType = __webpack_require__(13);
/**
* @type {Array}
*/
var tokens = void 0;
/**
* @type {Number}
*/
var tokensLength = void 0;
/**
* @type {Number}
*/
var pos = void 0;
var contexts = {
'atkeyword': function atkeyword() {
return checkAtkeyword(pos) && getAtkeyword();
},
'atrule': function atrule() {
return checkAtrule(pos) && getAtrule();
},
'attributeSelector': function attributeSelector() {
return checkAttributeSelector(pos) && getAttributeSelector();
},
'block': function block() {
return checkBlock(pos) && getBlock();
},
'brackets': function brackets() {
return checkBrackets(pos) && getBrackets();
},
'class': function _class() {
return checkClass(pos) && getClass();
},
'combinator': function combinator() {
return checkCombinator(pos) && getCombinator();
},
'commentML': function commentML() {
return checkCommentML(pos) && getCommentML();
},
'declaration': function declaration() {
return checkDeclaration(pos) && getDeclaration();
},
'declDelim': function declDelim() {
return checkDeclDelim(pos) && getDeclDelim();
},
'delim': function delim() {
return checkDelim(pos) && getDelim();
},
'dimension': function dimension() {
return checkDimension(pos) && getDimension();
},
'expression': function expression() {
return checkExpression(pos) && getExpression();
},
'function': function _function() {
return checkFunction(pos) && getFunction();
},
'ident': function ident() {
return checkIdent(pos) && getIdent();
},
'important': function important() {
return checkImportant(pos) && getImportant();
},
'namespace': function namespace() {
return checkNamespace(pos) && getNamespace();
},
'number': function number() {
return checkNumber(pos) && getNumber();
},
'operator': function operator() {
return checkOperator(pos) && getOperator();
},
'parentheses': function parentheses() {
return checkParentheses(pos) && getParentheses();
},
'percentage': function percentage() {
return checkPercentage(pos) && getPercentage();
},
'progid': function progid() {
return checkProgid(pos) && getProgid();
},
'property': function property() {
return checkProperty(pos) && getProperty();
},
'propertyDelim': function propertyDelim() {
return checkPropertyDelim(pos) && getPropertyDelim();
},
'pseudoc': function pseudoc() {
return checkPseudoc(pos) && getPseudoc();
},
'pseudoe': function pseudoe() {
return checkPseudoe(pos) && getPseudoe();
},
'ruleset': function ruleset() {
return checkRuleset(pos) && getRuleset();
},
's': function s() {
return checkS(pos) && getS();
},
'selector': function selector() {
return checkSelector(pos) && getSelector();
},
'shash': function shash() {
return checkShash(pos) && getShash();
},
'string': function string() {
return checkString(pos) && getString();
},
'stylesheet': function stylesheet() {
return checkStylesheet(pos) && getStylesheet();
},
'unary': function unary() {
return checkUnary(pos) && getUnary();
},
'unicodeRange': function unicodeRange() {
return checkUnicodeRange(pos) && getUnicodeRange();
},
'universalSelector': function universalSelector() {
return checkUniversalSelector(pos) && getUniversalSelector();
},
'urange': function urange() {
return checkUrange(pos) && getUrange();
},
'uri': function uri() {
return checkUri(pos) && getUri();
},
'value': function value() {
return checkValue(pos) && getValue();
},
'vhash': function vhash() {
return checkVhash(pos) && getVhash();
}
};
/**
* Stop parsing and display error
* @param {Number=} i Token's index number
*/
function throwError(i) {
var ln = tokens[i].ln;
throw { line: ln, syntax: 'css' };
}
/**
* @param {Object} exclude
* @param {Number} i Token's index number
* @return {Number}
*/
function checkExcluding(exclude, i) {
var start = i;
while (i < tokensLength) {
if (exclude[tokens[i++].type]) break;
}
return i - start - 2;
}
/**
* @param {Number} start
* @param {Number} finish
* @return {String}
*/
function joinValues(start, finish) {
var s = '';
for (var i = start; i < finish + 1; i++) {
s += tokens[i].value;
}
return s;
}
/**
* @param {Number} start
* @param {Number} num
* @return {String}
*/
function joinValues2(start, num) {
if (start + num - 1 >= tokensLength) return;
var s = '';
for (var i = 0; i < num; i++) {
s += tokens[start + i].value;
}
return s;
}
function getLastPosition(content, line, column, colOffset) {
return typeof content === 'string' ? getLastPositionForString(content, line, column, colOffset) : getLastPositionForArray(content, line, column, colOffset);
}
function getLastPositionForString(content, line, column, colOffset) {
var position = [];
if (!content) {
position = [line, column];
if (colOffset) position[1] += colOffset - 1;
return position;
}
var lastLinebreak = content.lastIndexOf('\n');
var endsWithLinebreak = lastLinebreak === content.length - 1;
var splitContent = content.split('\n');
var linebreaksCount = splitContent.length - 1;
var prevLinebreak = linebreaksCount === 0 || linebreaksCount === 1 ? -1 : content.length - splitContent[linebreaksCount - 1].length - 2;
// Line:
var offset = endsWithLinebreak ? linebreaksCount - 1 : linebreaksCount;
position[0] = line + offset;
// Column:
if (endsWithLinebreak) {
offset = prevLinebreak !== -1 ? content.length - prevLinebreak : content.length - 1;
} else {
offset = linebreaksCount !== 0 ? content.length - lastLinebreak - column - 1 : content.length - 1;
}
position[1] = column + offset;
if (!colOffset) return position;
if (endsWithLinebreak) {
position[0]++;
position[1] = colOffset;
} else {
position[1] += colOffset;
}
return position;
}
function getLastPositionForArray(content, line, column, colOffset) {
var position = void 0;
if (content.length === 0) {
position = [line, column];
} else {
var c = content[content.length - 1];
if (c.hasOwnProperty('end')) {
position = [c.end.line, c.end.column];
} else {
position = getLastPosition(c.content, line, column);
}
}
if (!colOffset) return position;
if (tokens[pos - 1] && tokens[pos - 1].type !== 'Newline') {
position[1] += colOffset;
} else {
position[0]++;
position[1] = 1;
}
return position;
}
function newNode(type, content, line, column, end) {
if (!end) end = getLastPosition(content, line, column);
return new Node({
type: type,
content: content,
start: {
line: line,
column: column
},
end: {
line: end[0],
column: end[1]
},
syntax: 'css'
});
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkAny(i) {
var l = void 0;
if (l = checkBrackets(i)) tokens[i].any_child = 1;else if (l = checkParentheses(i)) tokens[i].any_child = 2;else if (l = checkString(i)) tokens[i].any_child = 3;else if (l = checkPercentage(i)) tokens[i].any_child = 4;else if (l = checkDimension(i)) tokens[i].any_child = 5;else if (l = checkUnicodeRange(i)) tokens[i].any_child = 13;else if (l = checkNumber(i)) tokens[i].any_child = 6;else if (l = checkUri(i)) tokens[i].any_child = 7;else if (l = checkExpression(i)) tokens[i].any_child = 8;else if (l = checkFunction(i)) tokens[i].any_child = 9;else if (l = checkIdent(i)) tokens[i].any_child = 10;else if (l = checkClass(i)) tokens[i].any_child = 11;else if (l = checkUnary(i)) tokens[i].any_child = 12;
return l;
}
/**
* @return {Node}
*/
function getAny() {
var childType = tokens[pos].any_child;
if (childType === 1) return getBrackets();
if (childType === 2) return getParentheses();
if (childType === 3) return getString();
if (childType === 4) return getPercentage();
if (childType === 5) return getDimension();
if (childType === 13) return getUnicodeRange();
if (childType === 6) return getNumber();
if (childType === 7) return getUri();
if (childType === 8) return getExpression();
if (childType === 9) return getFunction();
if (childType === 10) return getIdent();
if (childType === 11) return getClass();
if (childType === 12) return getUnary();
}
/**
* @return {Node}
*/
function getArguments() {
var type = NodeType.ArgumentsType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
var body = void 0;
// Skip `(`.
pos++;
while (pos < tokensLength && tokens[pos].type !== TokenType.RightParenthesis) {
if (checkDeclaration(pos)) content.push(getDeclaration());else if (checkArgument(pos)) {
body = getArgument();
if (typeof body.content === 'string') content.push(body);else content = content.concat(body);
} else if (checkClass(pos)) content.push(getClass());else throwError(pos);
}
var end = getLastPosition(content, line, column, 1);
// Skip `)`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkArgument(i) {
var l = void 0;
if (l = checkVhash(i)) tokens[i].argument_child = 1;else if (l = checkCustomProperty(i)) tokens[i].argument_child = 2;else if (l = checkAny(i)) tokens[i].argument_child = 3;else if (l = checkSC(i)) tokens[i].argument_child = 4;else if (l = checkOperator(i)) tokens[i].argument_child = 5;
return l;
}
/**
* @return {Node}
*/
function getArgument() {
var childType = tokens[pos].argument_child;
if (childType === 1) return getVhash();
if (childType === 2) return getCustomProperty();
if (childType === 3) return getAny();
if (childType === 4) return getSC();
if (childType === 5) return getOperator();
}
/**
* Check if token is part of an @-word (e.g. `@import`, `@include`)
* @param {Number} i Token's index number
* @return {Number}
*/
function checkAtkeyword(i) {
var l = void 0;
// Check that token is `@`:
if (i >= tokensLength || tokens[i++].type !== TokenType.CommercialAt) return 0;
return (l = checkIdent(i)) ? l + 1 : 0;
}
/**
* Get node with @-word
* @return {Node}
*/
function getAtkeyword() {
var type = NodeType.AtkeywordType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `@`.
pos++;
var content = [getIdent()];
return newNode(type, content, line, column);
}
/**
* Check if token is a part of an @-rule
* @param {Number} i Token's index number
* @return {Number} Length of @-rule
*/
function checkAtrule(i) {
var l = void 0;
if (i >= tokensLength) return 0;
// If token already has a record of being part of an @-rule,
// return the @-rule's length:
if (tokens[i].atrule_l !== undefined) return tokens[i].atrule_l;
// If token is part of an @-rule, save the rule's type to token.
// @keyframes:
if (l = checkKeyframesRule(i)) tokens[i].atrule_type = 4;
// @-rule with ruleset:
else if (l = checkAtruler(i)) tokens[i].atrule_type = 1;
// Block @-rule:
else if (l = checkAtruleb(i)) tokens[i].atrule_type = 2;
// Single-line @-rule:
else if (l = checkAtrules(i)) tokens[i].atrule_type = 3;else return 0;
// If token is part of an @-rule, save the rule's length to token:
tokens[i].atrule_l = l;
return l;
}
/**
* Get node with @-rule
* @return {Node}
*/
function getAtrule() {
var childType = tokens[pos].atrule_type;
if (childType === 1) return getAtruler(); // @-rule with ruleset
if (childType === 2) return getAtruleb(); // Block @-rule
if (childType === 3) return getAtrules(); // Single-line @-rule
if (childType === 4) return getKeyframesRule();
}
/**
* Check if token is part of a block @-rule
* @param {Number} i Token's index number
* @return {Number} Length of the @-rule
*/
function checkAtruleb(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (l = checkTsets(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a block @-rule
* @return {Node}
*/
function getAtruleb() {
var type = NodeType.AtruleType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getTsets(), getBlock());
return newNode(type, content, line, column);
}
/**
* Check if token is part of an @-rule with ruleset
* @param {Number} i Token's index number
* @return {Number} Length of the @-rule
*/
function checkAtruler(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (l = checkTsets(i)) i += l;
if (i < tokensLength && tokens[i].type === TokenType.LeftCurlyBracket) i++;else return 0;
if (l = checkAtrulers(i)) i += l;
if (i < tokensLength && tokens[i].type === TokenType.RightCurlyBracket) i++;else return 0;
return i - start;
}
/**
* Get node with an @-rule with ruleset
* @return {Node}
*/
function getAtruler() {
var type = NodeType.AtruleType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getTsets(), getAtrulers());
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkAtrulers(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkSC(i)) i += l;
while (i < tokensLength) {
if (l = checkSC(i)) tokens[i].atrulers_child = 1;else if (l = checkAtrule(i)) tokens[i].atrulers_child = 2;else if (l = checkRuleset(i)) tokens[i].atrulers_child = 3;else break;
i += l;
}
if (i < tokensLength) tokens[i].atrulers_end = 1;
if (l = checkSC(i)) i += l;
return i - start;
}
/**
* @return {Node}
*/
function getAtrulers() {
var type = NodeType.BlockType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `{`.
pos++;
content = content.concat(getSC());
while (pos < tokensLength && !tokens[pos].atrulers_end) {
var childType = tokens[pos].atrulers_child;
if (childType === 1) content = content.concat(getSC());else if (childType === 2) content.push(getAtrule());else if (childType === 3) content.push(getRuleset());else break;
}
content = content.concat(getSC());
var end = getLastPosition(content, line, column, 1);
// Skip `}`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkAtrules(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (l = checkTsets(i)) i += l;
return i - start;
}
/**
* @return {Node}
*/
function getAtrules() {
var type = NodeType.AtruleType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getTsets());
return newNode(type, content, line, column);
}
/**
* Check if token is part of a block (e.g. `{...}`).
* @param {Number} i Token's index number
* @return {Number} Length of the block
*/
function checkBlock(i) {
return i < tokensLength && tokens[i].type === TokenType.LeftCurlyBracket ? tokens[i].right - i + 1 : 0;
}
/**
* Get node with a block
* @return {Node}
*/
function getBlock() {
var type = NodeType.BlockType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var end = tokens[pos].right;
var content = [];
// Skip `{`.
pos++;
while (pos < end) {
if (checkBlockdecl(pos)) content = content.concat(getBlockdecl());else throwError(pos);
}
var end_ = getLastPosition(content, line, column, 1);
pos = end + 1;
return newNode(type, content, line, column, end_);
}
/**
* Check if token is part of a declaration (property-value pair)
* @param {Number} i Token's index number
* @return {Number} Length of the declaration
*/
function checkBlockdecl(i) {
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkBlockdecl1(i)) tokens[i].bd_type = 1;else if (l = checkBlockdecl2(i)) tokens[i].bd_type = 2;else if (l = checkBlockdecl3(i)) tokens[i].bd_type = 3;else if (l = checkBlockdecl4(i)) tokens[i].bd_type = 4;else return 0;
return l;
}
/**
* @return {Array}
*/
function getBlockdecl() {
var childType = tokens[pos].bd_type;
if (childType === 1) return getBlockdecl1();
if (childType === 2) return getBlockdecl2();
if (childType === 3) return getBlockdecl3();
if (childType === 4) return getBlockdecl4();
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkBlockdecl1(i) {
var start = i;
var l = void 0;
if (l = checkSC(i)) i += l;
if (l = checkDeclaration(i)) tokens[i].bd_kind = 1;else if (l = checkAtrule(i)) tokens[i].bd_kind = 2;else return 0;
i += l;
if (l = checkSC(i)) i += l;
if (i < tokensLength && (l = checkDeclDelim(i))) i += l;else return 0;
if (l = checkSC(i)) i += l;else return 0;
return i - start;
}
/**
* @return {Array}
*/
function getBlockdecl1() {
var sc = getSC();
var content = void 0;
switch (tokens[pos].bd_kind) {
case 1:
content = getDeclaration();
break;
case 2:
content = getAtrule();
break;
}
return sc.concat(content, getSC(), getDeclDelim(), getSC());
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkBlockdecl2(i) {
var start = i;
var l = void 0;
if (l = checkSC(i)) i += l;
if (l = checkDeclaration(i)) tokens[i].bd_kind = 1;else if (l = checkAtrule(i)) tokens[i].bd_kind = 2;else return 0;
i += l;
if (l = checkSC(i)) i += l;
return i - start;
}
/**
* @return {Array}
*/
function getBlockdecl2() {
var sc = getSC();
var content = void 0;
switch (tokens[pos].bd_kind) {
case 1:
content = getDeclaration();
break;
case 2:
content = getAtrule();
break;
}
return sc.concat(content, getSC());
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkBlockdecl3(i) {
var start = i;
var l = void 0;
if (l = checkSC(i)) i += l;
if (l = checkDeclDelim(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
return i - start;
}
/**
* @return {Array}
*/
function getBlockdecl3() {
return [].concat(getSC(), getDeclDelim(), getSC());
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkBlockdecl4(i) {
return checkSC(i);
}
/**
* @return {Array}
*/
function getBlockdecl4() {
return getSC();
}
/**
* Check if token is part of text inside square brackets, e.g. `[1]`
* @param {Number} i Token's index number
* @return {Number}
*/
function checkBrackets(i) {
if (i >= tokensLength) return 0;
var start = i;
// Skip `[`.
if (tokens[i].type === TokenType.LeftSquareBracket) i++;else return 0;
if (i < tokens[start].right) {
var l = checkTsets(i);
if (l) i += l;else return 0;
}
// Skip `]`.
i++;
return i - start;
}
/**
* Get node with text inside square brackets, e.g. `[1]`
* @return {Node}
*/
function getBrackets() {
var type = NodeType.BracketsType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var right = token.right;
var content = [];
// Skip `[`.
pos++;
if (pos < right) {
content = getTsets();
}
var end = getLastPosition(content, line, column, 1);
// Skip `]`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of a class selector (e.g. `.abc`)
* @param {Number} i Token's index number
* @return {Number} Length of the class selector
*/
function checkClass(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (tokens[i].class_l) return tokens[i].class_l;
// Skip `.`.
if (tokens[i].type === TokenType.FullStop) i++;else return 0;
if (l = checkIdent(i)) {
tokens[start].class_l = l + 1;
i += l;
} else return 0;
tokens[start].classEnd = i;
return i - start;
}
/**
* Get node with a class selector
* @return {Node}
*/
function getClass() {
var type = NodeType.ClassType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `.`
pos++;
var content = [getIdent()];
return newNode(type, content, line, column);
}
function checkCombinator(i) {
if (i >= tokensLength) return 0;
var l = void 0;
if (l = checkCombinator1(i)) tokens[i].combinatorType = 1;else if (l = checkCombinator2(i)) tokens[i].combinatorType = 2;else if (l = checkCombinator3(i)) tokens[i].combinatorType = 3;else if (l = checkCombinator4(i)) tokens[i].combinatorType = 4;
return l;
}
function getCombinator() {
var type = tokens[pos].combinatorType;
if (type === 1) return getCombinator1();
if (type === 2) return getCombinator2();
if (type === 3) return getCombinator3();
if (type === 4) return getCombinator4();
}
/**
* (1) `>>>`
*
* @param {Number} i
* @return {Number}
*/
function checkCombinator1(i) {
if (i < tokensLength && tokens[i++].type === TokenType.GreaterThanSign && i < tokensLength && tokens[i++].type === TokenType.GreaterThanSign && i < tokensLength && tokens[i++].type === TokenType.GreaterThanSign) return 3;
return 0;
}
/**
* @return {Node}
*/
function getCombinator1() {
var type = NodeType.CombinatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '>>>';
// Skip combinator
pos += 3;
return newNode(type, content, line, column);
}
/**
* (1) `||`
* (2) `>>`
*
* @param {Number} i
* @return {Number}
*/
function checkCombinator2(i) {
if (i + 1 >= tokensLength) return 0;
if (tokens[i].type === TokenType.VerticalLine && tokens[i + 1].type === TokenType.VerticalLine) return 2;
if (tokens[i].type === TokenType.GreaterThanSign && tokens[i + 1].type === TokenType.GreaterThanSign) return 2;
return 0;
}
/**
* @return {Node}
*/
function getCombinator2() {
var type = NodeType.CombinatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '' + token.value + tokens[pos + 1].value;
// Skip combinator
pos += 2;
return newNode(type, content, line, column);
}
/**
* (1) `>`
* (2) `+`
* (3) `~`
*
* @param {Number} i
* @return {Number}
*/
function checkCombinator3(i) {
var type = tokens[i].type;
if (type === TokenType.PlusSign || type === TokenType.GreaterThanSign || type === TokenType.Tilde) return 1;else return 0;
}
/**
* @return {Node}
*/
function getCombinator3() {
var type = NodeType.CombinatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = token.value;
// Skip combinator
pos++;
return newNode(type, content, line, column);
}
/**
* (1) `/panda/`
*/
function checkCombinator4(i) {
var start = i;
if (tokens[i].type === TokenType.Solidus) i++;else return 0;
var l = void 0;
if (l = checkIdent(i)) i += l;else return 0;
if (tokens[i].type === TokenType.Solidus) i++;else return 0;
return i - start;
}
/**
* @return {Node}
*/
function getCombinator4() {
var type = NodeType.CombinatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `/`.
pos++;
var ident = getIdent();
// Skip `/`.
pos++;
var content = '/' + ident.content + '/';
return newNode(type, content, line, column);
}
/**
* Check if token is a multiline comment.
* @param {Number} i Token's index number
* @return {Number} `1` if token is a multiline comment, otherwise `0`
*/
function checkCommentML(i) {
return i < tokensLength && tokens[i].type === TokenType.CommentML ? 1 : 0;
}
/**
* Get node with a multiline comment
* @return {Node}
*/
function getCommentML() {
var type = NodeType.CommentMLType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = tokens[pos].value.substring(2);
var l = content.length;
if (content.charAt(l - 2) === '*' && content.charAt(l - 1) === '/') content = content.substring(0, l - 2);
var end = getLastPosition(content, line, column, 2);
if (end[0] === line) end[1] += 2;
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of a declaration (property-value pair)
* @param {Number} i Token's index number
* @return {Number} Length of the declaration
*/
function checkDeclaration(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkProperty(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkPropertyDelim(i)) i++;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkValue(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a declaration
* @return {Node}
*/
function getDeclaration() {
var type = NodeType.DeclarationType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getProperty(), getSC(), getPropertyDelim(), getSC(), getValue());
return newNode(type, content, line, column);
}
/**
* Check if token is a semicolon
* @param {Number} i Token's index number
* @return {Number} `1` if token is a semicolon, otherwise `0`
*/
function checkDeclDelim(i) {
return i < tokensLength && tokens[i].type === TokenType.Semicolon ? 1 : 0;
}
/**
* Get node with a semicolon
* @return {Node}
*/
function getDeclDelim() {
var type = NodeType.DeclDelimType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = ';';
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token is a comma
* @param {Number} i Token's index number
* @return {Number} `1` if token is a comma, otherwise `0`
*/
function checkDelim(i) {
return i < tokensLength && tokens[i].type === TokenType.Comma ? 1 : 0;
}
/**
* Get node with a comma
* @return {Node}
*/
function getDelim() {
var type = NodeType.DelimType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = ',';
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token is part of a number with dimension unit (e.g. `10px`)
* @param {Number} i Token's index number
* @return {Number}
*/
function checkDimension(i) {
var ln = checkNumber(i);
var li = void 0;
if (i >= tokensLength || !ln || i + ln >= tokensLength) return 0;
return (li = checkUnit(i + ln)) ? ln + li : 0;
}
/**
* Get node of a number with dimension unit
* @return {Node}
*/
function getDimension() {
var type = NodeType.DimensionType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [getNumber(), getUnit()];
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkExpression(i) {
var start = i;
if (i >= tokensLength || tokens[i++].value !== 'expression' || i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) {
return 0;
}
return tokens[i].right - start + 1;
}
/**
* @return {Node}
*/
function getExpression() {
var type = NodeType.ExpressionType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
pos++;
var content = joinValues(pos + 1, tokens[pos].right - 1);
var end = getLastPosition(content, line, column, 1);
if (end[0] === line) end[1] += 11;
pos = tokens[pos].right + 1;
return newNode(type, content, line, column, end);
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkFunction(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) i += l;else return 0;
return i < tokensLength && tokens[i].type === TokenType.LeftParenthesis ? tokens[i].right - start + 1 : 0;
}
/**
* @return {Node}
*/
function getFunction() {
var type = NodeType.FunctionType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getIdent(), getArguments());
return newNode(type, content, line, column);
}
/**
* Check if token is part of an identifierю
* Grammar from CSS spec:
* h [0-9a-f]
* nonascii [\240-\377]
* unicode \\{h}{1,6}(\r\n|[ \t\r\n\f])?
* escape {unicode}|\\[^\r\n\f0-9a-f]
* nmstart [_a-z]|{nonascii}|{escape}
* nmchar [_a-z0-9-]|{nonascii}|{escape}
* ident -?{nmstart}{nmchar}*
*
* @param {number} i Token's index number
* @return {number} Length of the identifier
*/
function checkIdent(i) {
var start = i;
if (i >= tokensLength) return 0;
if (tokens[i].type === TokenType.HyphenMinus) i++;
if (tokens[i].type === TokenType.LowLine || tokens[i].type === TokenType.Identifier) i++;else return 0;
for (; i < tokensLength; i++) {
if (tokens[i].type !== TokenType.HyphenMinus && tokens[i].type !== TokenType.LowLine && tokens[i].type !== TokenType.Identifier && tokens[i].type !== TokenType.DecimalNumber) break;
}
tokens[start].ident_last = i - 1;
return i - start;
}
/**
* Get node with an identifier
* @return {Node}
*/
function getIdent() {
var type = NodeType.IdentType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = joinValues(pos, tokens[pos].ident_last);
pos = tokens[pos].ident_last + 1;
return newNode(type, content, line, column);
}
/**
* Check if token is part of `!important` word
* @param {Number} i Token's index number
* @return {Number}
*/
function checkImportant(i) {
var start = i;
var l = void 0;
if (i >= tokensLength || tokens[i++].type !== TokenType.ExclamationMark) return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].value === 'important') {
tokens[start].importantEnd = i;
return i - start + 1;
} else {
return 0;
}
}
/**
* Get node with `!important` word
* @return {Node}
*/
function getImportant() {
var type = NodeType.ImportantType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = joinValues(pos, token.importantEnd);
pos = token.importantEnd + 1;
return newNode(type, content, line, column);
}
/**
* Check a single keyframe block - `5% {}`
* @param {Number} i
* @returns {Number}
*/
function checkKeyframesBlock(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkKeyframesSelectorsGroup(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
/**
* Get a single keyframe block - `5% {}`
* @returns {Node}
*/
function getKeyframesBlock() {
var type = NodeType.RulesetType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getKeyframesSelectorsGroup(), getSC(), getBlock());
return newNode(type, content, line, column);
}
/**
* Check all keyframe blocks - `5% {} 100% {}`
* @param {Number} i
* @returns {Number}
*/
function checkKeyframesBlocks(i) {
var start = i;
var l = void 0;
if (i < tokensLength && tokens[i].type === TokenType.LeftCurlyBracket) i++;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkKeyframesBlock(i)) i += l;else return 0;
while (tokens[i].type !== TokenType.RightCurlyBracket) {
if (l = checkSC(i)) i += l;else if (l = checkKeyframesBlock(i)) i += l;else break;
}
if (i < tokensLength && tokens[i].type === TokenType.RightCurlyBracket) i++;else return 0;
return i - start;
}
/**
* Get all keyframe blocks - `5% {} 100% {}`
* @returns {Node}
*/
function getKeyframesBlocks() {
var type = NodeType.BlockType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var keyframesBlocksEnd = token.right;
var content = [];
// Skip `{`.
pos++;
while (pos < keyframesBlocksEnd) {
if (checkSC(pos)) content = content.concat(getSC());else if (checkKeyframesBlock(pos)) content.push(getKeyframesBlock());
}
var end = getLastPosition(content, line, column, 1);
// Skip `}`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of a @keyframes rule.
* @param {Number} i Token's index number
* @return {Number} Length of the @keyframes rule
*/
function checkKeyframesRule(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
var atruleName = joinValues2(i - l, l);
if (atruleName.toLowerCase().indexOf('keyframes') === -1) return 0;
if (l = checkSC(i)) i += l;else return 0;
if (l = checkIdent(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkKeyframesBlocks(i)) i += l;else return 0;
return i - start;
}
/**
* @return {Node}
*/
function getKeyframesRule() {
var type = NodeType.AtruleType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getSC(), getIdent(), getSC(), getKeyframesBlocks());
return newNode(type, content, line, column);
}
/**
* Check a single keyframe selector - `5%`, `from` etc
* @param {Number} i
* @returns {Number}
*/
function checkKeyframesSelector(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) {
// Valid selectors are only `from` and `to`.
var selector = joinValues2(i, l);
if (selector !== 'from' && selector !== 'to') return 0;
i += l;
tokens[start].keyframesSelectorType = 1;
} else if (l = checkPercentage(i)) {
i += l;
tokens[start].keyframesSelectorType = 2;
} else {
return 0;
}
return i - start;
}
/**
* Get a single keyframe selector
* @returns {Node}
*/
function getKeyframesSelector() {
var keyframesSelectorType = NodeType.KeyframesSelectorType;
var selectorType = NodeType.SelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (token.keyframesSelectorType === 1) {
content.push(getIdent());
} else {
content.push(getPercentage());
}
var keyframesSelector = newNode(keyframesSelectorType, content, line, column);
return newNode(selectorType, [keyframesSelector], line, column);
}
/**
* Check the keyframe's selector groups
* @param {Number} i
* @returns {Number}
*/
function checkKeyframesSelectorsGroup(i) {
var start = i;
var l = void 0;
if (l = checkKeyframesSelector(i)) i += l;else return 0;
while (i < tokensLength) {
var spaceBefore = checkSC(i);
var comma = checkDelim(i + spaceBefore);
if (!comma) break;
var spaceAfter = checkSC(i + spaceBefore + comma);
if (l = checkKeyframesSelector(i + spaceBefore + comma + spaceAfter)) {
i += spaceBefore + comma + spaceAfter + l;
} else break;
}
tokens[start].selectorsGroupEnd = i;
return i - start;
}
/**
* Get the keyframe's selector groups
* @returns {Array} An array of keyframe selectors
*/
function getKeyframesSelectorsGroup() {
var selectorsGroup = [];
var selectorsGroupEnd = tokens[pos].selectorsGroupEnd;
selectorsGroup.push(getKeyframesSelector());
while (pos < selectorsGroupEnd) {
selectorsGroup = selectorsGroup.concat(getSC(), getDelim(), getSC(), getKeyframesSelector());
}
return selectorsGroup;
}
/**
* Check if token is a namespace sign (`|`)
* @param {Number} i Token's index number
* @return {Number} `1` if token is `|`, `0` if not
*/
function checkNamespace(i) {
return i < tokensLength && tokens[i].type === TokenType.VerticalLine ? 1 : 0;
}
/**
* Get node with a namespace sign
* @return {Node}
*/
function getNamespace() {
var type = NodeType.NamespaceType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '|';
pos++;
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkNmName2(i) {
if (tokens[i].type === TokenType.Identifier) return 1;else if (tokens[i].type !== TokenType.DecimalNumber) return 0;
i++;
return i < tokensLength && tokens[i].type === TokenType.Identifier ? 2 : 1;
}
/**
* @return {String}
*/
function getNmName2() {
var s = tokens[pos].value;
if (tokens[pos++].type === TokenType.DecimalNumber && pos < tokensLength && tokens[pos].type === TokenType.Identifier) s += tokens[pos++].value;
return s;
}
/**
* Check if token is part of a number
* @param {Number} i Token's index number
* @return {Number} Length of number
*/
function checkNumber(i) {
if (i >= tokensLength) return 0;
if (tokens[i].number_l) return tokens[i].number_l;
// `10`:
if (i < tokensLength && tokens[i].type === TokenType.DecimalNumber && (!tokens[i + 1] || tokens[i + 1] && tokens[i + 1].type !== TokenType.FullStop)) {
tokens[i].number_l = 1;
return 1;
}
// `10.`:
if (i < tokensLength && tokens[i].type === TokenType.DecimalNumber && tokens[i + 1] && tokens[i + 1].type === TokenType.FullStop && (!tokens[i + 2] || tokens[i + 2].type !== TokenType.DecimalNumber)) {
tokens[i].number_l = 2;
return 2;
}
// `.10`:
if (i < tokensLength && tokens[i].type === TokenType.FullStop && tokens[i + 1].type === TokenType.DecimalNumber) {
tokens[i].number_l = 2;
return 2;
}
// `10.10`:
if (i < tokensLength && tokens[i].type === TokenType.DecimalNumber && tokens[i + 1] && tokens[i + 1].type === TokenType.FullStop && tokens[i + 2] && tokens[i + 2].type === TokenType.DecimalNumber) {
tokens[i].number_l = 3;
return 3;
}
return 0;
}
/**
* Get node with number
* @return {Node}
*/
function getNumber() {
var type = NodeType.NumberType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var l = tokens[pos].number_l;
var content = '';
for (var j = 0; j < l; j++) {
content += tokens[pos + j].value;
}
pos += l;
return newNode(type, content, line, column);
}
/**
* Check if token is an operator (`/`, `,`, `:`, `=`, `*`).
* @param {Number} i Token's index number
* @return {Number} `1` if token is an operator, otherwise `0`
*/
function checkOperator(i) {
if (i >= tokensLength) return 0;
switch (tokens[i].type) {
case TokenType.Solidus:
case TokenType.Comma:
case TokenType.Colon:
case TokenType.EqualsSign:
case TokenType.Asterisk:
return 1;
}
return 0;
}
/**
* Get node with an operator
* @return {Node}
*/
function getOperator() {
var type = NodeType.OperatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = token.value;
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token is part of text inside parentheses, e.g. `(1)`
* @param {Number} i Token's index number
* @return {Number}
*/
function checkParentheses(i) {
if (i >= tokensLength) return 0;
var start = i;
var right = tokens[i].right;
// Skip `(`.
if (tokens[i].type === TokenType.LeftParenthesis) i++;else return 0;
if (i < right) {
var l = checkTsets(i);
if (l) i += l;else return 0;
}
// Skip `)`.
i++;
return i - start;
}
/**
* Get node with text inside parentheses, e.g. `(1)`
* @return {Node}
*/
function getParentheses() {
var type = NodeType.ParenthesesType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var right = token.right;
var content = [];
// Skip `(`.
pos++;
if (pos < right) {
content = getTsets();
}
var end = getLastPosition(content, line, column, 1);
// Skip `)`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of a number with percent sign (e.g. `10%`)
* @param {Number} i Token's index number
* @return {Number}
*/
function checkPercentage(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkNumber(i)) i += l;else return 0;
if (i >= tokensLength) return 0;
// Skip `%`.
if (tokens[i].type === TokenType.PercentSign) i++;else return 0;
return i - start;
}
/**
* Get node of number with percent sign
* @return {Node}
*/
function getPercentage() {
var type = NodeType.PercentageType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [getNumber()];
var end = getLastPosition(content, line, column, 1);
// Skip `%`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkProgid(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (joinValues2(i, 6) === 'progid:DXImageTransform.Microsoft.') i += 6;else return 0;
if (l = checkIdent(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].type === TokenType.LeftParenthesis) {
tokens[start].progid_end = tokens[i].right;
i = tokens[i].right + 1;
} else return 0;
return i - start;
}
/**
* @return {Node}
*/
function getProgid() {
var type = NodeType.ProgidType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var progid_end = token.progid_end;
var content = joinValues(pos, progid_end);
pos = progid_end + 1;
return newNode(type, content, line, column);
}
/**
* Check if token is part of a property
* @param {Number} i Token's index number
* @return {Number} Length of the property
*/
function checkProperty(i) {
var start = i;
var l = void 0;
if (l = checkProperty1(i)) tokens[start].propertyType = 1;else if (l = checkProperty2(i)) tokens[start].propertyType = 2;
return l;
}
/**
* Get node with a property
* @return {Node}
*/
function getProperty() {
var type = tokens[pos].propertyType;
if (type === 1) return getProperty1();
if (type === 2) return getProperty2();
}
/**
* Check if token is part of a property
* @param {Number} i Token's index number
* @return {Number} Length of the property
*/
function checkProperty1(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a property
* @return {Node}
*/
function getProperty1() {
var type = NodeType.PropertyType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [getIdent()];
return newNode(type, content, line, column);
}
/**
* Check if token is part of a custom property
* @param {Number} i Token's index number
* @return {Number} Length of the property
*/
function checkProperty2(i) {
return checkCustomProperty(i);
}
/**
* Get node with a custom property
* @return {Node}
*/
function getProperty2() {
return getCustomProperty();
}
/**
* Check if token is part of a custom property
* @param {Number} i Token's index number
* @return {Number} Length of the property
*/
function checkCustomProperty(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (tokens[i].type !== TokenType.HyphenMinus || tokens[i + 1] && tokens[i + 1].type !== TokenType.HyphenMinus) return 0;
// Skip `--`
i += 2;
if (l = checkIdent(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a custom property
* @return {Node}
*/
function getCustomProperty() {
var type = NodeType.CustomPropertyType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `--`
pos += 2;
var content = [getIdent()];
return newNode(type, content, line, column);
}
/**
* Check if token is a colon
* @param {Number} i Token's index number
* @return {Number} `1` if token is a colon, otherwise `0`
*/
function checkPropertyDelim(i) {
return i < tokensLength && tokens[i].type === TokenType.Colon ? 1 : 0;
}
/**
* Get node with a colon
* @return {Node}
*/
function getPropertyDelim() {
var type = NodeType.PropertyDelimType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = ':';
// Skip `:`.
pos++;
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkPseudo(i) {
return checkPseudoe(i) || checkPseudoc(i);
}
/**
* @return {Node}
*/
function getPseudo() {
if (checkPseudoe(pos)) return getPseudoe();
if (checkPseudoc(pos)) return getPseudoc();
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkPseudoe(i) {
var l = void 0;
// Check `::`
if (i >= tokensLength || tokens[i].type !== TokenType.Colon || i >= tokensLength || tokens[i + 1].type !== TokenType.Colon) return 0;
if (l = checkPseudoElement1(i)) tokens[i].pseudoElementType = 1;else if (l = checkPseudoElement2(i)) tokens[i].pseudoElementType = 2;else return 0;
return l;
}
/**
* @return {Node}
*/
function getPseudoe() {
var childType = tokens[pos].pseudoElementType;
if (childType === 1) return getPseudoElement1();
if (childType === 2) return getPseudoElement2();
}
/**
* (1) `::slotted(selector)`
* (2) `::slotted(selector, selector)`
*/
function checkPseudoElement1(i) {
var start = i;
var l = void 0;
// Skip `::`.
i += 2;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) i += l;else return 0;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkSelectorsGroup(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
/**
* (1) `::slotted(selector)`
* (2) `::slotted(selector, selector)`
*/
function getPseudoElement1() {
var type = NodeType.PseudoeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `::`.
pos += 2;
content.push(getIdent());
{
var _type = NodeType.ArgumentsType;
var _token = tokens[pos];
var _line = _token.ln;
var _column = _token.col;
// Skip `(`.
pos++;
var selectorContent = [].concat(getSC(), getSelectorsGroup(), getSC());
var end = getLastPosition(selectorContent, _line, _column, 1);
var args = newNode(_type, selectorContent, _line, _column, end);
content.push(args);
// Skip `)`.
pos++;
}
return newNode(type, content, line, column);
}
function checkPseudoElement2(i) {
var start = i;
var l = void 0;
// Skip `::`.
i += 2;
if (l = checkIdent(i)) i += l;else return 0;
return i - start;
}
/**
* @return {Node}
*/
function getPseudoElement2() {
var type = NodeType.PseudoeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `::`.
pos += 2;
var content = [getIdent()];
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkPseudoc(i) {
var l = void 0;
if (i >= tokensLength || tokens[i].type !== TokenType.Colon) return 0;
if (l = checkPseudoClass1(i)) tokens[i].pseudoClassType = 1;else if (l = checkPseudoClass2(i)) tokens[i].pseudoClassType = 2;else if (l = checkPseudoClass3(i)) tokens[i].pseudoClassType = 3;else if (l = checkPseudoClass4(i)) tokens[i].pseudoClassType = 4;else if (l = checkPseudoClass5(i)) tokens[i].pseudoClassType = 5;else if (l = checkPseudoClass6(i)) tokens[i].pseudoClassType = 6;else return 0;
return l;
}
/**
* @return {Node}
*/
function getPseudoc() {
var childType = tokens[pos].pseudoClassType;
if (childType === 1) return getPseudoClass1();
if (childType === 2) return getPseudoClass2();
if (childType === 3) return getPseudoClass3();
if (childType === 4) return getPseudoClass4();
if (childType === 5) return getPseudoClass5();
if (childType === 6) return getPseudoClass6();
}
/**
* (1) `:panda(selector)`
* (2) `:panda(selector, selector)`
*/
function checkPseudoClass1(i) {
var start = i;
var l = void 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) i += l;else return 0;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkSelectorsGroup(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
/**
* (-) `:not(panda)`
*/
function getPseudoClass1() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
content.push(getIdent());
{
var _type2 = NodeType.ArgumentsType;
var _token2 = tokens[pos];
var _line2 = _token2.ln;
var _column2 = _token2.col;
// Skip `(`.
pos++;
var selectorContent = [].concat(getSC(), getSelectorsGroup(), getSC());
var end = getLastPosition(selectorContent, _line2, _column2, 1);
var args = newNode(_type2, selectorContent, _line2, _column2, end);
content.push(args);
// Skip `)`.
pos++;
}
return newNode(type, content, line, column);
}
/**
* (1) `:nth-child(odd)`
* (2) `:nth-child(even)`
* (3) `:lang(de-DE)`
*/
function checkPseudoClass2(i) {
var start = i;
var l = void 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) i += l;else return 0;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkIdent(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
function getPseudoClass2() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
content.push(getIdent());
// Skip `(`.
pos++;
var l = tokens[pos].ln;
var c = tokens[pos].col;
var value = [].concat(getSC(), getIdent(), getSC());
var end = getLastPosition(value, l, c, 1);
var args = newNode(NodeType.ArgumentsType, value, l, c, end);
content.push(args);
// Skip `)`.
pos++;
return newNode(type, content, line, column);
}
/**
* (-) `:nth-child(-3n + 2)`
*/
function checkPseudoClass3(i) {
var start = i;
var l = void 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) i += l;else return 0;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkUnary(i)) i += l;
if (i >= tokensLength) return 0;
if (tokens[i].type === TokenType.DecimalNumber) i++;
if (i >= tokensLength) return 0;
if (tokens[i].value === 'n') i++;else return 0;
if (l = checkSC(i)) i += l;
if (i >= tokensLength) return 0;
if (tokens[i].type === TokenType.PlusSign || tokens[i].type === TokenType.HyphenMinus) i++;else return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].type === TokenType.DecimalNumber) i++;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
function getPseudoClass3() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
content.push(getIdent());
var l = tokens[pos].ln;
var c = tokens[pos].col;
var value = [];
// Skip `(`.
pos++;
value = value.concat(getSC());
if (checkUnary(pos)) value.push(getUnary());
if (checkNumber(pos)) value.push(getNumber());
{
var _l = tokens[pos].ln;
var _c = tokens[pos].col;
var _content = tokens[pos].value;
var ident = newNode(NodeType.IdentType, _content, _l, _c);
value.push(ident);
pos++;
}
value = value.concat(getSC());
if (checkUnary(pos)) value.push(getUnary());
value = value.concat(getSC());
if (checkNumber(pos)) value.push(getNumber());
value = value.concat(getSC());
var end = getLastPosition(value, l, c, 1);
var args = newNode(NodeType.ArgumentsType, value, l, c, end);
content.push(args);
// Skip `)`.
pos++;
return newNode(type, content, line, column);
}
/**
* (-) `:nth-child(-3n)`
*/
function checkPseudoClass4(i) {
var start = i;
var l = void 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) i += l;else return 0;
if (i >= tokensLength) return 0;
if (tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkUnary(i)) i += l;
if (tokens[i].type === TokenType.DecimalNumber) i++;
if (tokens[i].value === 'n') i++;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
function getPseudoClass4() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
content.push(getIdent());
var l = tokens[pos].ln;
var c = tokens[pos].col;
var value = [];
// Skip `(`.
pos++;
value = value.concat(getSC());
if (checkUnary(pos)) value.push(getUnary());
if (checkNumber(pos)) value.push(getNumber());
if (checkIdent(pos)) value.push(getIdent());
value = value.concat(getSC());
var end = getLastPosition(value, l, c, 1);
var args = newNode(NodeType.ArgumentsType, value, l, c, end);
content.push(args);
// Skip `)`.
pos++;
return newNode(type, content, line, column);
}
/**
* (-) `:nth-child(+8)`
*/
function checkPseudoClass5(i) {
var start = i;
var l = void 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) i += l;else return 0;
if (i >= tokensLength) return 0;
if (tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkUnary(i)) i += l;
if (tokens[i].type === TokenType.DecimalNumber) i++;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
function getPseudoClass5() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
content.push(getIdent());
var l = tokens[pos].ln;
var c = tokens[pos].col;
var value = [];
// Skip `(`.
pos++;
value = value.concat(getSC());
if (checkUnary(pos)) value.push(getUnary());
if (checkNumber(pos)) value.push(getNumber());
value = value.concat(getSC());
var end = getLastPosition(value, l, c, 1);
var args = newNode(NodeType.ArgumentsType, value, l, c, end);
content.push(args);
// Skip `)`.
pos++;
return newNode(type, content, line, column);
}
/**
* (-) `:checked`
*/
function checkPseudoClass6(i) {
var start = i;
var l = void 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) i += l;else return 0;
return i - start;
}
function getPseudoClass6() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `:`.
pos++;
var content = [getIdent()];
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkRuleset(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkSelectorsGroup(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
/**
* @return {Node}
*/
function getRuleset() {
var type = NodeType.RulesetType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getSelectorsGroup(), getSC(), getBlock());
return newNode(type, content, line, column);
}
/**
* Check if token is marked as a space (if it's a space or a tab
* or a line break).
* @param {Number} i
* @return {Number} Number of spaces in a row starting with the given token.
*/
function checkS(i) {
return i < tokensLength && tokens[i].ws ? tokens[i].ws_last - i + 1 : 0;
}
/**
* Get node with spaces
* @return {Node}
*/
function getS() {
var type = NodeType.SType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = joinValues(pos, tokens[pos].ws_last);
pos = tokens[pos].ws_last + 1;
return newNode(type, content, line, column);
}
/**
* Check if token is a space or a comment.
* @param {Number} i Token's index number
* @return {Number} Number of similar (space or comment) tokens
* in a row starting with the given token.
*/
function checkSC(i) {
if (i >= tokensLength) return 0;
var l = void 0;
var lsc = 0;
while (i < tokensLength) {
if (l = checkS(i)) tokens[i].sc_child = 1;else if (l = checkCommentML(i)) tokens[i].sc_child = 2;else break;
i += l;
lsc += l;
}
return lsc || 0;
}
/**
* Get node with spaces and comments
* @return {Array}
*/
function getSC() {
var sc = [];
if (pos >= tokensLength) return sc;
while (pos < tokensLength) {
var childType = tokens[pos].sc_child;
if (childType === 1) sc.push(getS());else if (childType === 2) sc.push(getCommentML());else break;
}
return sc;
}
/**
* Check if token is part of a hexadecimal number (e.g. `#fff`) inside
* a simple selector
* @param {Number} i Token's index number
* @return {Number}
*/
function checkShash(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (tokens[i].type === TokenType.NumberSign) i++;else return 0;
if (l = checkIdent(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a hexadecimal number (e.g. `#fff`) inside a simple
* selector
* @return {Node}
*/
function getShash() {
var type = NodeType.ShashType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `#`.
pos++;
var content = [getIdent()];
return newNode(type, content, line, column);
}
/**
* Check if token is part of a string (text wrapped in quotes)
* @param {Number} i Token's index number
* @return {Number} `1` if token is part of a string, `0` if not
*/
function checkString(i) {
if (i >= tokensLength) return 0;
if (tokens[i].type === TokenType.StringSQ || tokens[i].type === TokenType.StringDQ) {
return 1;
}
return 0;
}
/**
* Get string's node
* @return {Array} `['string', x]` where `x` is a string (including
* quotes).
*/
function getString() {
var type = NodeType.StringType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = token.value;
pos++;
return newNode(type, content, line, column);
}
/**
* Validate stylesheet: it should consist of any number (0 or more) of
* rulesets (sets of rules with selectors), @-rules, whitespaces or
* comments.
* @param {Number} i Token's index number
* @return {Number}
*/
function checkStylesheet(i) {
var start = i;
var l = void 0;
while (i < tokensLength) {
if (l = checkSC(i)) tokens[i].stylesheet_child = 1;else if (l = checkRuleset(i)) tokens[i].stylesheet_child = 2;else if (l = checkAtrule(i)) tokens[i].stylesheet_child = 3;else if (l = checkDeclDelim(i)) tokens[i].stylesheet_child = 4;else throwError(i);
i += l;
}
return i - start;
}
/**
* @return {Array} `['stylesheet', x]` where `x` is all stylesheet's
* nodes.
*/
function getStylesheet() {
var type = NodeType.StylesheetType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
while (pos < tokensLength) {
var childType = tokens[pos].stylesheet_child;
if (childType === 1) content = content.concat(getSC());
if (childType === 2) content.push(getRuleset());
if (childType === 3) content.push(getAtrule());
if (childType === 4) content.push(getDeclDelim());
}
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkTset(i) {
var l = void 0;
if (l = checkVhash(i)) tokens[i].tset_child = 1;else if (l = checkAny(i)) tokens[i].tset_child = 2;else if (l = checkSC(i)) tokens[i].tset_child = 3;else if (l = checkOperator(i)) tokens[i].tset_child = 4;
return l;
}
/**
* @return {Array}
*/
function getTset() {
var childType = tokens[pos].tset_child;
if (childType === 1) return getVhash();
if (childType === 2) return getAny();
if (childType === 3) return getSC();
if (childType === 4) return getOperator();
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkTsets(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
while (l = checkTset(i)) {
i += l;
}
tokens[start].tsets_end = i;
return i - start;
}
/**
* @return {Array}
*/
function getTsets() {
var content = [];
var t = void 0;
if (pos >= tokensLength) return content;
var end = tokens[pos].tsets_end;
while (pos < end) {
t = getTset();
if (typeof t.content === 'string') content.push(t);else content = content.concat(t);
}
return content;
}
/**
* Check if token is an unary (arithmetical) sign (`+` or `-`)
* @param {Number} i Token's index number
* @return {Number} `1` if token is an unary sign, `0` if not
*/
function checkUnary(i) {
if (i >= tokensLength) return 0;
if (tokens[i].type === TokenType.HyphenMinus || tokens[i].type === TokenType.PlusSign) {
return 1;
}
return 0;
}
/**
* Get node with an unary (arithmetical) sign (`+` or `-`)
* @return {Array} `['unary', x]` where `x` is an unary sign
* converted to string.
*/
function getUnary() {
var type = NodeType.OperatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = token.value;
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token is a unicode range (single or multiple <urange> nodes)
* @param {number} i Token's index
* @return {number} Unicode range node's length
*/
function checkUnicodeRange(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkUrange(i)) i += l;else return 0;
while (i < tokensLength) {
var spaceBefore = checkSC(i);
var comma = checkDelim(i + spaceBefore);
if (!comma) break;
var spaceAfter = checkSC(i + spaceBefore + comma);
if (l = checkUrange(i + spaceBefore + comma + spaceAfter)) {
i += spaceBefore + comma + spaceAfter + l;
} else break;
}
return i - start;
}
/**
* Get a unicode range node
* @return {Node}
*/
function getUnicodeRange() {
var type = NodeType.UnicodeRangeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
while (pos < tokensLength) {
if (checkSC(pos)) content = content.concat(getSC());else if (checkDelim(pos)) content.push(getDelim());else if (checkUrange(pos)) content.push(getUrange());else break;
}
return newNode(type, content, line, column);
}
/**
* Check if token is unit
* @param {Number} i Token's index number
* @return {Number}
*/
function checkUnit(i) {
var units = ['em', 'ex', 'ch', 'rem', 'vh', 'vw', 'vmin', 'vmax', 'px', 'mm', 'q', 'cm', 'in', 'pt', 'pc', 'deg', 'grad', 'rad', 'turn', 's', 'ms', 'Hz', 'kHz', 'dpi', 'dpcm', 'dppx'];
return units.indexOf(tokens[i].value) !== -1 ? 1 : 0;
}
/**
* Get unit node of type ident
* @return {Node} An ident node containing the unit value
*/
function getUnit() {
var type = NodeType.IdentType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = token.value;
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token is a u-range (part of a unicode-range)
* (1) `U+416`
* (2) `U+400-4ff`
* (3) `U+4??`
* @param {number} i Token's index
* @return {number} Urange node's length
*/
function checkUrange(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
// Check for unicode prefix (u+ or U+)
if (tokens[i].value === 'U' || tokens[i].value === 'u') i += 1;else return 0;
if (i >= tokensLength) return 0;
if (tokens[i].value === '+') i += 1;else return 0;
while (i < tokensLength) {
if (l = checkIdent(i)) i += l;else if (l = checkNumber(i)) i += l;else if (l = checkUnary(i)) i += l;else if (l = _checkUnicodeWildcard(i)) i += l;else break;
}
tokens[start].urangeEnd = i - 1;
return i - start;
}
/**
* Get a u-range node (part of a unicode-range)
* @return {Node}
*/
function getUrange() {
var startPos = pos;
var type = NodeType.UrangeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
content = joinValues(startPos, tokens[startPos].urangeEnd);
pos = tokens[startPos].urangeEnd + 1;
return newNode(type, content, line, column);
}
/**
* Check for unicode wildcard characters `?`
* @param {number} i Token's index
* @return {number} Wildcard length
*/
function _checkUnicodeWildcard(i) {
var start = i;
if (i >= tokensLength) return 0;
while (i < tokensLength) {
if (tokens[i].type === TokenType.QuestionMark) i += 1;else break;
}
return i - start;
}
/**
* Check if token is part of URI (e.g. `url('/css/styles.css')`)
* @param {Number} i Token's index number
* @return {Number} Length of URI
*/
function checkUri(i) {
var start = i;
if (i >= tokensLength || tokens[i].value !== 'url') return 0;
// Skip `url`.
i++;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
return tokens[i].right - start + 1;
}
/**
* Get node with URI
* @return {Array} `['uri', x]` where `x` is URI's nodes (without `url`
* and braces, e.g. `['string', ''/css/styles.css'']`).
*/
function getUri() {
var startPos = pos;
var uriExcluding = {};
var uri = void 0;
var l = void 0;
var raw = void 0;
var rawContent = void 0;
var t = void 0;
pos += 2;
uriExcluding[TokenType.Space] = 1;
uriExcluding[TokenType.Tab] = 1;
uriExcluding[TokenType.Newline] = 1;
uriExcluding[TokenType.LeftParenthesis] = 1;
uriExcluding[TokenType.RightParenthesis] = 1;
if (checkUri1(pos)) {
uri = [].concat(getSC(), getString(), getSC());
} else {
uri = checkSC(pos) ? getSC() : [];
l = checkExcluding(uriExcluding, pos);
rawContent = joinValues(pos, pos + l);
t = tokens[pos];
raw = newNode(NodeType.RawType, rawContent, t.ln, t.col);
uri.push(raw);
pos += l + 1;
if (checkSC(pos)) uri = uri.concat(getSC());
}
t = tokens[startPos];
var line = t.ln;
var column = t.col;
var end = getLastPosition(uri, line, column, 1);
pos++;
return newNode(NodeType.UriType, uri, line, column, end);
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkUri1(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].type !== TokenType.StringDQ && tokens[i].type !== TokenType.StringSQ) return 0;
i++;
if (l = checkSC(i)) i += l;
return i - start;
}
/**
* Check if token is part of a value
* @param {Number} i Token's index number
* @return {Number} Length of the value
*/
function checkValue(i) {
var start = i;
var l = void 0;
var s = void 0;
var _i = void 0;
while (i < tokensLength) {
s = checkSC(i);
_i = i + s;
if (l = _checkValue(_i)) i += l + s;else break;
}
tokens[start].value_end = i;
return i - start;
}
/**
* @return {Array}
*/
function getValue() {
var type = NodeType.ValueType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var end = tokens[pos].value_end;
var content = [];
while (pos < end) {
if (tokens[pos].value_child) content.push(_getValue());else content = content.concat(getSC());
}
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function _checkValue(i) {
var l = void 0;
if (l = checkProgid(i)) tokens[i].value_child = 1;else if (l = checkVhash(i)) tokens[i].value_child = 2;else if (l = checkAny(i)) tokens[i].value_child = 3;else if (l = checkOperator(i)) tokens[i].value_child = 4;else if (l = checkImportant(i)) tokens[i].value_child = 5;
return l;
}
/**
* @return {Array}
*/
function _getValue() {
var childType = tokens[pos].value_child;
if (childType === 1) return getProgid();
if (childType === 2) return getVhash();
if (childType === 3) return getAny();
if (childType === 4) return getOperator();
if (childType === 5) return getImportant();
}
/**
* Check if token is part of a hexadecimal number (e.g. `#fff`) inside
* some value
* @param {Number} i Token's index number
* @return {Number}
*/
function checkVhash(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
// Skip `#`.
if (tokens[i].type === TokenType.NumberSign) i++;else return 0;
if (l = checkNmName2(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a hexadecimal number (e.g. `#fff`) inside some value
* @return {Array} `['vhash', x]` where `x` is a hexadecimal number
* converted to string (without `#`, e.g. `'fff'`).
*/
function getVhash() {
var type = NodeType.VhashType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `#`.
pos++;
var content = getNmName2();
var end = getLastPosition(content, line, column + 1);
return newNode(type, content, line, column, end);
}
function checkSelectorsGroup(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
var selectorCounter = 0;
var delimCounter = 0;
if (l = checkSelector(i)) {
i += l;
selectorCounter++;
} else return 0;
while (i < tokensLength) {
var tempStart = i;
var tempIndex = i;
var tempLength = void 0;
var spaceBefore = checkSC(tempIndex);
if (tempLength = checkDelim(tempIndex + spaceBefore)) {
tempIndex += spaceBefore + tempLength;
delimCounter++;
if (tempLength = checkSC(tempIndex)) tempIndex += tempLength;
if (tempLength = checkSelector(tempIndex)) {
tempIndex += tempLength;
selectorCounter++;
}
} else break;
i += tempIndex - tempStart;
}
tokens[start].selectorsGroupEnd = i;
tokens[start].selectorsGroupSelectorCount = selectorCounter;
tokens[start].selectorsGroupDelimCount = delimCounter;
return i - start;
}
function getSelectorsGroup() {
var selectorsGroup = [];
var selectorCounter = 0;
var delimCounter = 0;
var selectorsGroupEnd = tokens[pos].selectorsGroupEnd;
var selectorCount = tokens[pos].selectorsGroupSelectorCount;
var delimCount = tokens[pos].selectorsGroupDelimCount;
selectorsGroup.push(getSelector());
selectorCounter++;
while (pos < selectorsGroupEnd) {
if (delimCounter < delimCount) {
selectorsGroup = selectorsGroup.concat(getSC());
selectorsGroup = selectorsGroup.concat(getDelim());
delimCounter++;
selectorsGroup = selectorsGroup.concat(getSC());
if (selectorCounter < selectorCount) {
selectorsGroup = selectorsGroup.concat(getSelector());
selectorCounter++;
}
}
}
return selectorsGroup;
}
function checkSelector(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkCompoundSelector(i)) i += l;else return 0;
while (i < tokensLength) {
var spaceBefore = checkSC(i);
var comma = checkCombinator(i + spaceBefore);
if (!spaceBefore && !comma) break;
var spaceAfter = checkSC(i + spaceBefore + comma);
if (l = checkCompoundSelector(i + spaceBefore + comma + spaceAfter)) {
i += spaceBefore + comma + spaceAfter + l;
} else break;
}
tokens[start].selectorEnd = i;
return i - start;
}
function getSelector() {
var type = NodeType.SelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var selectorEnd = token.selectorEnd;
var content = getCompoundSelector();
while (pos < selectorEnd) {
content = content.concat(getSC());
if (checkCombinator(pos)) content.push(getCombinator());
content = content.concat(getSC(), getCompoundSelector());
}
return newNode(type, content, line, column);
}
function checkCompoundSelector(i) {
var l = void 0;
if (l = checkCompoundSelector1(i)) {
tokens[i].compoundSelectorType = 1;
} else if (l = checkCompoundSelector2(i)) {
tokens[i].compoundSelectorType = 2;
}
return l;
}
function getCompoundSelector() {
var type = tokens[pos].compoundSelectorType;
if (type === 1) return getCompoundSelector1();
if (type === 2) return getCompoundSelector2();
}
function checkCompoundSelector1(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkUniversalSelector(i) || checkTypeSelector(i)) i += l;else return 0;
while (i < tokensLength) {
var _l2 = checkShash(i) || checkClass(i) || checkAttributeSelector(i) || checkPseudo(i);
if (_l2) i += _l2;else break;
}
tokens[start].compoundSelectorEnd = i;
return i - start;
}
function getCompoundSelector1() {
var sequence = [];
var compoundSelectorEnd = tokens[pos].compoundSelectorEnd;
if (checkUniversalSelector(pos)) sequence.push(getUniversalSelector());else sequence.push(getTypeSelector());
while (pos < compoundSelectorEnd) {
if (checkShash(pos)) sequence.push(getShash());else if (checkClass(pos)) sequence.push(getClass());else if (checkAttributeSelector(pos)) sequence.push(getAttributeSelector());else if (checkPseudo(pos)) sequence.push(getPseudo());
}
return sequence;
}
function checkCompoundSelector2(i) {
if (i >= tokensLength) return 0;
var start = i;
while (i < tokensLength) {
var l = checkShash(i) || checkClass(i) || checkAttributeSelector(i) || checkPseudo(i);
if (l) i += l;else break;
}
tokens[start].compoundSelectorEnd = i;
return i - start;
}
function getCompoundSelector2() {
var sequence = [];
var compoundSelectorEnd = tokens[pos].compoundSelectorEnd;
while (pos < compoundSelectorEnd) {
if (checkShash(pos)) sequence.push(getShash());else if (checkClass(pos)) sequence.push(getClass());else if (checkAttributeSelector(pos)) sequence.push(getAttributeSelector());else if (checkPseudo(pos)) sequence.push(getPseudo());else break;
}
return sequence;
}
function checkUniversalSelector(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkNamePrefix(i)) i += l;
if (tokens[i].type === TokenType.Asterisk) i++;else return 0;
return i - start;
}
function getUniversalSelector() {
var type = NodeType.UniversalSelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
var end = void 0;
if (checkNamePrefix(pos)) {
content.push(getNamePrefix());
end = getLastPosition(content, line, column, 1);
}
pos++;
return newNode(type, content, line, column, end);
}
function checkTypeSelector(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkNamePrefix(i)) i += l;
if (l = checkIdent(i)) i += l;else return 0;
return i - start;
}
function getTypeSelector() {
var type = NodeType.TypeSelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (checkNamePrefix(pos)) content.push(getNamePrefix());
content.push(getIdent());
return newNode(type, content, line, column);
}
function checkAttributeSelector(i) {
var l = void 0;
if (l = checkAttributeSelector1(i)) tokens[i].attributeSelectorType = 1;else if (l = checkAttributeSelector2(i)) tokens[i].attributeSelectorType = 2;
return l;
}
function getAttributeSelector() {
var type = tokens[pos].attributeSelectorType;
if (type === 1) return getAttributeSelector1();else return getAttributeSelector2();
}
/**
* (1) `[panda=nani]`
* (2) `[panda='nani']`
* (3) `[panda='nani' i]`
*
*/
function checkAttributeSelector1(i) {
var start = i;
if (tokens[i].type === TokenType.LeftSquareBracket) i++;else return 0;
var l = void 0;
if (l = checkSC(i)) i += l;
if (l = checkAttributeName(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkAttributeMatch(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkAttributeValue(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkAttributeFlags(i)) {
i += l;
if (l = checkSC(i)) i += l;
}
if (tokens[i].type === TokenType.RightSquareBracket) i++;else return 0;
return i - start;
}
function getAttributeSelector1() {
var type = NodeType.AttributeSelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `[`.
pos++;
content = content.concat(getSC(), getAttributeName(), getSC(), getAttributeMatch(), getSC(), getAttributeValue(), getSC());
if (checkAttributeFlags(pos)) {
content.push(getAttributeFlags());
content = content.concat(getSC());
}
// Skip `]`.
pos++;
var end = getLastPosition(content, line, column, 1);
return newNode(type, content, line, column, end);
}
/**
* (1) `[panda]`
*/
function checkAttributeSelector2(i) {
var start = i;
if (tokens[i].type === TokenType.LeftSquareBracket) i++;else return 0;
var l = void 0;
if (l = checkSC(i)) i += l;
if (l = checkAttributeName(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].type === TokenType.RightSquareBracket) i++;else return 0;
return i - start;
}
function getAttributeSelector2() {
var type = NodeType.AttributeSelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `[`.
pos++;
content = content.concat(getSC(), getAttributeName(), getSC());
// Skip `]`.
pos++;
var end = getLastPosition(content, line, column, 1);
return newNode(type, content, line, column, end);
}
function checkAttributeName(i) {
var start = i;
var l = void 0;
if (l = checkNamePrefix(i)) i += l;
if (l = checkIdent(i)) i += l;else return 0;
return i - start;
}
function getAttributeName() {
var type = NodeType.AttributeNameType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (checkNamePrefix(pos)) content.push(getNamePrefix());
content.push(getIdent());
return newNode(type, content, line, column);
}
function checkAttributeMatch(i) {
var l = void 0;
if (l = checkAttributeMatch1(i)) tokens[i].attributeMatchType = 1;else if (l = checkAttributeMatch2(i)) tokens[i].attributeMatchType = 2;
return l;
}
function getAttributeMatch() {
var type = tokens[pos].attributeMatchType;
if (type === 1) return getAttributeMatch1();else return getAttributeMatch2();
}
function checkAttributeMatch1(i) {
var start = i;
var type = tokens[i].type;
if (type === TokenType.Tilde || type === TokenType.VerticalLine || type === TokenType.CircumflexAccent || type === TokenType.DollarSign || type === TokenType.Asterisk) i++;else return 0;
if (tokens[i].type === TokenType.EqualsSign) i++;else return 0;
return i - start;
}
function getAttributeMatch1() {
var type = NodeType.AttributeMatchType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = tokens[pos].value + tokens[pos + 1].value;
pos += 2;
return newNode(type, content, line, column);
}
function checkAttributeMatch2(i) {
if (tokens[i].type === TokenType.EqualsSign) return 1;else return 0;
}
function getAttributeMatch2() {
var type = NodeType.AttributeMatchType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '=';
pos++;
return newNode(type, content, line, column);
}
function checkAttributeValue(i) {
return checkString(i) || checkIdent(i);
}
function getAttributeValue() {
var type = NodeType.AttributeValueType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (checkString(pos)) content.push(getString());else content.push(getIdent());
return newNode(type, content, line, column);
}
function checkAttributeFlags(i) {
return checkIdent(i);
}
function getAttributeFlags() {
var type = NodeType.AttributeFlagsType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [getIdent()];
return newNode(type, content, line, column);
}
function checkNamePrefix(i) {
if (i >= tokensLength) return 0;
var l = void 0;
if (l = checkNamePrefix1(i)) tokens[i].namePrefixType = 1;else if (l = checkNamePrefix2(i)) tokens[i].namePrefixType = 2;
return l;
}
function getNamePrefix() {
var type = tokens[pos].namePrefixType;
if (type === 1) return getNamePrefix1();else return getNamePrefix2();
}
/**
* (1) `panda|`
* (2) `panda<comment>|`
*/
function checkNamePrefix1(i) {
var start = i;
var l = void 0;
if (l = checkNamespacePrefix(i)) i += l;else return 0;
if (l = checkCommentML(i)) i += l;
if (l = checkNamespaceSeparator(i)) i += l;else return 0;
return i - start;
}
function getNamePrefix1() {
var type = NodeType.NamePrefixType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
content.push(getNamespacePrefix());
if (checkCommentML(pos)) content.push(getCommentML());
content.push(getNamespaceSeparator());
return newNode(type, content, line, column);
}
/**
* (1) `|`
*/
function checkNamePrefix2(i) {
return checkNamespaceSeparator(i);
}
function getNamePrefix2() {
var type = NodeType.NamePrefixType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [getNamespaceSeparator()];
return newNode(type, content, line, column);
}
/**
* (1) `*`
* (2) `panda`
*/
function checkNamespacePrefix(i) {
if (i >= tokensLength) return 0;
var l = void 0;
if (tokens[i].type === TokenType.Asterisk) return 1;else if (l = checkIdent(i)) return l;else return 0;
}
function getNamespacePrefix() {
var type = NodeType.NamespacePrefixType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (token.type === TokenType.Asterisk) {
var asteriskNode = newNode(NodeType.IdentType, '*', line, column);
content.push(asteriskNode);
pos++;
} else if (checkIdent(pos)) content.push(getIdent());
return newNode(type, content, line, column);
}
/**
* (1) `|`
*/
function checkNamespaceSeparator(i) {
if (i >= tokensLength) return 0;
if (tokens[i].type !== TokenType.VerticalLine) return 0;
// Return false if `|=` - [attr|=value]
if (tokens[i + 1] && tokens[i + 1].type === TokenType.EqualsSign) return 0;
return 1;
}
function getNamespaceSeparator() {
var type = NodeType.NamespaceSeparatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '|';
pos++;
return newNode(type, content, line, column);
}
module.exports = function (_tokens, context) {
tokens = _tokens;
tokensLength = tokens.length;
pos = 0;
return contexts[context]();
};
/***/ }),
/* 15 */
/***/ (function(module, exports) {
'use strict';
module.exports = {
ArgumentsType: 'arguments',
AtkeywordType: 'atkeyword',
AtruleType: 'atrule',
AttributeSelectorType: 'attributeSelector',
AttributeNameType: 'attributeName',
AttributeFlagsType: 'attributeFlags',
AttributeMatchType: 'attributeMatch',
AttributeValueType: 'attributeValue',
BlockType: 'block',
BracketsType: 'brackets',
ClassType: 'class',
CombinatorType: 'combinator',
CommentMLType: 'multilineComment',
CommentSLType: 'singlelineComment',
ConditionType: 'condition',
ConditionalStatementType: 'conditionalStatement',
CustomPropertyType: 'customProperty',
DeclarationType: 'declaration',
DeclDelimType: 'declarationDelimiter',
DefaultType: 'default',
DelimType: 'delimiter',
DimensionType: 'dimension',
EscapedStringType: 'escapedString',
ExtendType: 'extend',
ExpressionType: 'expression',
FunctionType: 'function',
FunctionsListType: 'functionsList',
GlobalType: 'global',
IdentType: 'ident',
ImportantType: 'important',
IncludeType: 'include',
InterpolationType: 'interpolation',
InterpolatedVariableType: 'interpolatedVariable',
KeyframesSelectorType: 'keyframesSelector',
LoopType: 'loop',
MixinType: 'mixin',
NamePrefixType: 'namePrefix',
NamespacePrefixType: 'namespacePrefix',
NamespaceSeparatorType: 'namespaceSeparator',
NumberType: 'number',
OperatorType: 'operator',
OptionalType: 'optional',
ParenthesesType: 'parentheses',
ParentSelectorType: 'parentSelector',
ParentSelectorExtensionType: 'parentSelectorExtension',
PercentageType: 'percentage',
PlaceholderType: 'placeholder',
ProgidType: 'progid',
PropertyType: 'property',
PropertyDelimType: 'propertyDelimiter',
PseudocType: 'pseudoClass',
PseudoeType: 'pseudoElement',
RawType: 'raw',
RulesetType: 'ruleset',
SType: 'space',
SelectorType: 'selector',
ShashType: 'id',
StringType: 'string',
StylesheetType: 'stylesheet',
TypeSelectorType: 'typeSelector',
UnicodeRangeType: 'unicodeRange',
UniversalSelectorType: 'universalSelector',
UriType: 'uri',
UrangeType: 'urange',
ValueType: 'value',
VariableType: 'variable',
VariablesListType: 'variablesList',
VhashType: 'color'
};
/***/ }),
/* 16 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
module.exports = function (css, tabSize) {
var TokenType = __webpack_require__(13);
var tokens = [];
var urlMode = false;
var blockMode = 0;
var pos = 0;
var tn = 0;
var ln = 1;
var col = 1;
var cssLength = 0;
var Punctuation = {
' ': TokenType.Space,
'\n': TokenType.Newline,
'\r': TokenType.Newline,
'\t': TokenType.Tab,
'!': TokenType.ExclamationMark,
'"': TokenType.QuotationMark,
'#': TokenType.NumberSign,
'$': TokenType.DollarSign,
'%': TokenType.PercentSign,
'&': TokenType.Ampersand,
'\'': TokenType.Apostrophe,
'(': TokenType.LeftParenthesis,
')': TokenType.RightParenthesis,
'*': TokenType.Asterisk,
'+': TokenType.PlusSign,
',': TokenType.Comma,
'-': TokenType.HyphenMinus,
'.': TokenType.FullStop,
'/': TokenType.Solidus,
':': TokenType.Colon,
';': TokenType.Semicolon,
'<': TokenType.LessThanSign,
'=': TokenType.EqualsSign,
'>': TokenType.GreaterThanSign,
'?': TokenType.QuestionMark,
'@': TokenType.CommercialAt,
'[': TokenType.LeftSquareBracket,
']': TokenType.RightSquareBracket,
'^': TokenType.CircumflexAccent,
'_': TokenType.LowLine,
'{': TokenType.LeftCurlyBracket,
'|': TokenType.VerticalLine,
'}': TokenType.RightCurlyBracket,
'~': TokenType.Tilde
};
/**
* Add a token to the token list
* @param {string} type
* @param {string} value
*/
function pushToken(type, value, column) {
tokens.push({
tn: tn++,
ln: ln,
col: column,
type: type,
value: value
});
}
/**
* Check if a character is a decimal digit
* @param {string} c Character
* @returns {boolean}
*/
function isDecimalDigit(c) {
return '0123456789'.indexOf(c) >= 0;
}
/**
* Parse spaces
* @param {string} css Unparsed part of CSS string
*/
function parseSpaces(css) {
var start = pos;
// Read the string until we meet a non-space character:
for (; pos < cssLength; pos++) {
if (css.charAt(pos) !== ' ') break;
}
// Add a substring containing only spaces to tokens:
pushToken(TokenType.Space, css.substring(start, pos--), col);
col += pos - start;
}
/**
* Parse a string within quotes
* @param {string} css Unparsed part of CSS string
* @param {string} q Quote (either `'` or `"`)
*/
function parseString(css, q) {
var start = pos;
// Read the string until we meet a matching quote:
for (pos++; pos < cssLength; pos++) {
// Skip escaped quotes:
if (css.charAt(pos) === '\\') pos++;else if (css.charAt(pos) === q) break;
}
// Add the string (including quotes) to tokens:
pushToken(q === '"' ? TokenType.StringDQ : TokenType.StringSQ, css.substring(start, pos + 1), col);
col += pos - start;
}
/**
* Parse numbers
* @param {string} css Unparsed part of CSS string
*/
function parseDecimalNumber(css) {
var start = pos;
// Read the string until we meet a character that's not a digit:
for (; pos < cssLength; pos++) {
if (!isDecimalDigit(css.charAt(pos))) break;
}
// Add the number to tokens:
pushToken(TokenType.DecimalNumber, css.substring(start, pos--), col);
col += pos - start;
}
/**
* Parse identifier
* @param {string} css Unparsed part of CSS string
*/
function parseIdentifier(css) {
var start = pos;
// Skip all opening slashes:
while (css.charAt(pos) === '/') {
pos++;
} // Read the string until we meet a punctuation mark:
for (; pos < cssLength; pos++) {
// Skip all '\':
if (css.charAt(pos) === '\\') pos++;else if (Punctuation[css.charAt(pos)]) break;
}
var ident = css.substring(start, pos--);
// Enter url mode if parsed substring is `url`:
urlMode = urlMode || ident === 'url';
// Add identifier to tokens:
pushToken(TokenType.Identifier, ident, col);
col += pos - start;
}
/**
* Parse a multiline comment
* @param {string} css Unparsed part of CSS string
*/
function parseMLComment(css) {
var start = pos;
// Read the string until we meet `*/`.
// Since we already know first 2 characters (`/*`), start reading
// from `pos + 2`:
for (pos = pos + 2; pos < cssLength; pos++) {
if (css.charAt(pos) === '*' && css.charAt(pos + 1) === '/') {
pos++;
break;
}
}
// Add full comment (including `/*` and `*/`) to the list of tokens:
var comment = css.substring(start, pos + 1);
pushToken(TokenType.CommentML, comment, col);
var newlines = comment.split('\n');
if (newlines.length > 1) {
ln += newlines.length - 1;
col = newlines[newlines.length - 1].length;
} else {
col += pos - start;
}
}
function parseSLComment(css) {
var start = pos;
// Read the string until we meet line break.
// Since we already know first 2 characters (`//`), start reading
// from `pos + 2`:
for (pos += 2; pos < cssLength; pos++) {
if (css.charAt(pos) === '\n' || css.charAt(pos) === '\r') {
break;
}
}
// Add comment (including `//` and line break) to the list of tokens:
pushToken(TokenType.CommentSL, css.substring(start, pos--), col);
col += pos - start;
}
/**
* Convert a CSS string to a list of tokens
* @param {string} css CSS string
* @returns {Array} List of tokens
* @private
*/
function getTokens(css) {
var c; // Current character
var cn; // Next character
cssLength = css.length;
// Parse string, character by character:
for (pos = 0; pos < cssLength; col++, pos++) {
c = css.charAt(pos);
cn = css.charAt(pos + 1);
// If we meet `/*`, it's a start of a multiline comment.
// Parse following characters as a multiline comment:
if (c === '/' && cn === '*') {
parseMLComment(css);
}
// If we meet `//` and it is not a part of url:
else if (!urlMode && c === '/' && cn === '/') {
// If we're currently inside a block, treat `//` as a start
// of identifier. Else treat `//` as a start of a single-line
// comment:
if (blockMode > 0) parseIdentifier(css);else parseSLComment(css);
}
// If current character is a double or single quote, it's a start
// of a string:
else if (c === '"' || c === "'") {
parseString(css, c);
}
// If current character is a space:
else if (c === ' ') {
parseSpaces(css);
}
// If current character is a punctuation mark:
else if (Punctuation[c]) {
// Add it to the list of tokens:
pushToken(Punctuation[c], c, col);
if (c === '\n' || c === '\r') {
ln++;
col = 0;
} // Go to next line
else if (c === ')') urlMode = false; // Exit url mode
else if (c === '{') blockMode++; // Enter a block
else if (c === '}') blockMode--; // Exit a block
else if (c === '\t' && tabSize > 1) col += tabSize - 1;
}
// If current character is a decimal digit:
else if (isDecimalDigit(c)) {
parseDecimalNumber(css);
}
// If current character is anything else:
else {
parseIdentifier(css);
}
}
return tokens;
}
return getTokens(css);
};
/***/ }),
/* 17 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
exports.__esModule = true;
exports.default = {
mark: __webpack_require__(18),
parse: __webpack_require__(19),
stringify: __webpack_require__(4),
tokenizer: __webpack_require__(20)
};
module.exports = exports['default'];
/***/ }),
/* 18 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var TokenType = __webpack_require__(13);
module.exports = function () {
/**
* Mark whitespaces and comments
*/
function markSC(tokens) {
var tokensLength = tokens.length;
var ws = -1; // Flag for whitespaces
var sc = -1; // Flag for whitespaces and comments
var t = void 0; // Current token
// For every token in the token list, mark spaces and line breaks
// as spaces (set both `ws` and `sc` flags). Mark multiline comments
// with `sc` flag.
// If there are several spaces or tabs or line breaks or multiline
// comments in a row, group them: take the last one's index number
// and save it to the first token in the group as a reference:
// e.g., `ws_last = 7` for a group of whitespaces or `sc_last = 9`
// for a group of whitespaces and comments.
for (var i = 0; i < tokensLength; i++) {
t = tokens[i];
switch (t.type) {
case TokenType.Space:
case TokenType.Tab:
case TokenType.Newline:
t.ws = true;
t.sc = true;
if (ws === -1) ws = i;
if (sc === -1) sc = i;
break;
case TokenType.CommentML:
case TokenType.CommentSL:
if (ws !== -1) {
tokens[ws].ws_last = i - 1;
ws = -1;
}
t.sc = true;
break;
default:
if (ws !== -1) {
tokens[ws].ws_last = i - 1;
ws = -1;
}
if (sc !== -1) {
tokens[sc].sc_last = i - 1;
sc = -1;
}
}
}
if (ws !== -1) tokens[ws].ws_last = i - 1;
if (sc !== -1) tokens[sc].sc_last = i - 1;
}
/**
* Pair brackets
*/
function markBrackets(tokens) {
var tokensLength = tokens.length;
var ps = []; // Parentheses
var sbs = []; // Square brackets
var cbs = []; // Curly brackets
var t = void 0; // Current token
// For every token in the token list, if we meet an opening (left)
// bracket, push its index number to a corresponding array.
// If we then meet a closing (right) bracket, look at the corresponding
// array. If there are any elements (records about previously met
// left brackets), take a token of the last left bracket (take
// the last index number from the array and find a token with
// this index number) and save right bracket's index as a reference:
for (var i = 0; i < tokensLength; i++) {
t = tokens[i];
switch (t.type) {
case TokenType.LeftParenthesis:
ps.push(i);
break;
case TokenType.RightParenthesis:
if (ps.length) {
t.left = ps.pop();
tokens[t.left].right = i;
}
break;
case TokenType.LeftSquareBracket:
sbs.push(i);
break;
case TokenType.RightSquareBracket:
if (sbs.length) {
t.left = sbs.pop();
tokens[t.left].right = i;
}
break;
case TokenType.LeftCurlyBracket:
cbs.push(i);
break;
case TokenType.RightCurlyBracket:
if (cbs.length) {
t.left = cbs.pop();
tokens[t.left].right = i;
}
break;
}
}
}
return function (tokens) {
markBrackets(tokens);
markSC(tokens);
};
}();
/***/ }),
/* 19 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var Node = __webpack_require__(1);
var NodeType = __webpack_require__(15);
var TokenType = __webpack_require__(13);
var tokens = void 0;
var tokensLength = void 0;
var pos = void 0;
var contexts = {
'arguments': function _arguments() {
return checkArguments(pos) && getArguments();
},
'atkeyword': function atkeyword() {
return checkAtkeyword(pos) && getAtkeyword();
},
'atrule': function atrule() {
return checkAtrule(pos) && getAtrule();
},
'attributeSelector': function attributeSelector() {
return checkAttributeSelector(pos) && getAttributeSelector();
},
'block': function block() {
return checkBlock(pos) && getBlock();
},
'brackets': function brackets() {
return checkBrackets(pos) && getBrackets();
},
'class': function _class() {
return checkClass(pos) && getClass();
},
'combinator': function combinator() {
return checkCombinator(pos) && getCombinator();
},
'commentML': function commentML() {
return checkCommentML(pos) && getCommentML();
},
'commentSL': function commentSL() {
return checkCommentSL(pos) && getCommentSL();
},
'condition': function condition() {
return checkCondition(pos) && getCondition();
},
'declaration': function declaration() {
return checkDeclaration(pos) && getDeclaration();
},
'declDelim': function declDelim() {
return checkDeclDelim(pos) && getDeclDelim();
},
'delim': function delim() {
return checkDelim(pos) && getDelim();
},
'dimension': function dimension() {
return checkDimension(pos) && getDimension();
},
'escapedString': function escapedString() {
return checkEscapedString(pos) && getEscapedString();
},
'expression': function expression() {
return checkExpression(pos) && getExpression();
},
'extend': function extend() {
return checkExtend(pos) && getExtend();
},
'function': function _function() {
return checkFunction(pos) && getFunction();
},
'ident': function ident() {
return checkIdent(pos) && getIdent();
},
'important': function important() {
return checkImportant(pos) && getImportant();
},
'include': function include() {
return checkInclude(pos) && getInclude();
},
'interpolatedVariable': function interpolatedVariable() {
return checkInterpolatedVariable(pos) && getInterpolatedVariable();
},
'mixin': function mixin() {
return checkMixin(pos) && getMixin();
},
'namespace': function namespace() {
return checkNamespace(pos) && getNamespace();
},
'number': function number() {
return checkNumber(pos) && getNumber();
},
'operator': function operator() {
return checkOperator(pos) && getOperator();
},
'parentheses': function parentheses() {
return checkParentheses(pos) && getParentheses();
},
'parentselector': function parentselector() {
return checkParentSelector(pos) && getParentSelector();
},
'percentage': function percentage() {
return checkPercentage(pos) && getPercentage();
},
'progid': function progid() {
return checkProgid(pos) && getProgid();
},
'property': function property() {
return checkProperty(pos) && getProperty();
},
'propertyDelim': function propertyDelim() {
return checkPropertyDelim(pos) && getPropertyDelim();
},
'pseudoc': function pseudoc() {
return checkPseudoc(pos) && getPseudoc();
},
'pseudoe': function pseudoe() {
return checkPseudoe(pos) && getPseudoe();
},
'ruleset': function ruleset() {
return checkRuleset(pos) && getRuleset();
},
's': function s() {
return checkS(pos) && getS();
},
'selector': function selector() {
return checkSelector(pos) && getSelector();
},
'shash': function shash() {
return checkShash(pos) && getShash();
},
'string': function string() {
return checkString(pos) && getString();
},
'stylesheet': function stylesheet() {
return checkStylesheet(pos) && getStylesheet();
},
'unary': function unary() {
return checkUnary(pos) && getUnary();
},
'unicodeRange': function unicodeRange() {
return checkUnicodeRange(pos) && getUnicodeRange();
},
'universalSelector': function universalSelector() {
return checkUniversalSelector(pos) && getUniversalSelector();
},
'urange': function urange() {
return checkUrange(pos) && getUrange();
},
'uri': function uri() {
return checkUri(pos) && getUri();
},
'value': function value() {
return checkValue(pos) && getValue();
},
'variable': function variable() {
return checkVariable(pos) && getVariable();
},
'variableslist': function variableslist() {
return checkVariablesList(pos) && getVariablesList();
},
'vhash': function vhash() {
return checkVhash(pos) && getVhash();
}
};
/**
* Stop parsing and display error
* @param {Number=} i Token's index number
*/
function throwError(i) {
var ln = tokens[i].ln;
throw { line: ln, syntax: 'less' };
}
/**
* @param {Object} exclude
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkExcluding(exclude, i) {
var start = i;
while (i < tokensLength) {
if (exclude[tokens[i++].type]) break;
}
return i - start - 2;
}
/**
* @param {Number} start
* @param {Number} finish
* @returns {String}
*/
function joinValues(start, finish) {
var s = '';
for (var i = start; i < finish + 1; i++) {
s += tokens[i].value;
}
return s;
}
/**
* @param {Number} start
* @param {Number} num
* @returns {String}
*/
function joinValues2(start, num) {
if (start + num - 1 >= tokensLength) return;
var s = '';
for (var i = 0; i < num; i++) {
s += tokens[start + i].value;
}
return s;
}
function getLastPosition(content, line, column, colOffset) {
return typeof content === 'string' ? getLastPositionForString(content, line, column, colOffset) : getLastPositionForArray(content, line, column, colOffset);
}
function getLastPositionForString(content, line, column, colOffset) {
var position = [];
if (!content) {
position = [line, column];
if (colOffset) position[1] += colOffset - 1;
return position;
}
var lastLinebreak = content.lastIndexOf('\n');
var endsWithLinebreak = lastLinebreak === content.length - 1;
var splitContent = content.split('\n');
var linebreaksCount = splitContent.length - 1;
var prevLinebreak = linebreaksCount === 0 || linebreaksCount === 1 ? -1 : content.length - splitContent[linebreaksCount - 1].length - 2;
// Line:
var offset = endsWithLinebreak ? linebreaksCount - 1 : linebreaksCount;
position[0] = line + offset;
// Column:
if (endsWithLinebreak) {
offset = prevLinebreak !== -1 ? content.length - prevLinebreak : content.length - 1;
} else {
offset = linebreaksCount !== 0 ? content.length - lastLinebreak - column - 1 : content.length - 1;
}
position[1] = column + offset;
if (!colOffset) return position;
if (endsWithLinebreak) {
position[0]++;
position[1] = colOffset;
} else {
position[1] += colOffset;
}
return position;
}
function getLastPositionForArray(content, line, column, colOffset) {
var position = void 0;
if (content.length === 0) {
position = [line, column];
} else {
var c = content[content.length - 1];
if (c.hasOwnProperty('end')) {
position = [c.end.line, c.end.column];
} else {
position = getLastPosition(c.content, line, column);
}
}
if (!colOffset) return position;
if (tokens[pos - 1] && tokens[pos - 1].type !== 'Newline') {
position[1] += colOffset;
} else {
position[0]++;
position[1] = 1;
}
return position;
}
function newNode(type, content, line, column, end) {
if (!end) end = getLastPosition(content, line, column);
return new Node({
type: type,
content: content,
start: {
line: line,
column: column
},
end: {
line: end[0],
column: end[1]
},
syntax: 'less'
});
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkAny(i) {
var l = void 0;
if (l = checkBrackets(i)) tokens[i].any_child = 1;else if (l = checkParentheses(i)) tokens[i].any_child = 2;else if (l = checkString(i)) tokens[i].any_child = 3;else if (l = checkVariablesList(i)) tokens[i].any_child = 4;else if (l = checkVariable(i)) tokens[i].any_child = 5;else if (l = checkPercentage(i)) tokens[i].any_child = 6;else if (l = checkDimension(i)) tokens[i].any_child = 7;else if (l = checkUnicodeRange(i)) tokens[i].any_child = 15;else if (l = checkNumber(i)) tokens[i].any_child = 8;else if (l = checkUri(i)) tokens[i].any_child = 9;else if (l = checkExpression(i)) tokens[i].any_child = 10;else if (l = checkFunction(i)) tokens[i].any_child = 11;else if (l = checkIdent(i)) tokens[i].any_child = 12;else if (l = checkClass(i)) tokens[i].any_child = 13;else if (l = checkUnary(i)) tokens[i].any_child = 14;
return l;
}
/**
* @returns {Array}
*/
function getAny() {
var childType = tokens[pos].any_child;
if (childType === 1) return getBrackets();
if (childType === 2) return getParentheses();
if (childType === 3) return getString();
if (childType === 4) return getVariablesList();
if (childType === 5) return getVariable();
if (childType === 6) return getPercentage();
if (childType === 7) return getDimension();
if (childType === 15) return getUnicodeRange();
if (childType === 8) return getNumber();
if (childType === 9) return getUri();
if (childType === 10) return getExpression();
if (childType === 11) return getFunction();
if (childType === 12) return getIdent();
if (childType === 13) return getClass();
if (childType === 14) return getUnary();
}
/**
* Check if token is part of mixin's arguments.
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkArguments(i) {
var start = i;
var l = void 0;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
// Skip `(`.
i++;
while (i < tokens[start].right) {
if (l = checkArgument(i)) i += l;else return 0;
}
return tokens[start].right - start + 1;
}
/**
* @returns {Array}
*/
function getArguments() {
var type = NodeType.ArgumentsType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
var body = void 0;
// Skip `(`.
pos++;
while (pos < tokensLength && tokens[pos].type !== TokenType.RightParenthesis) {
if (checkDeclaration(pos)) content.push(getDeclaration());else if (checkArgument(pos)) {
body = getArgument();
if (typeof body.content === 'string') content.push(body);else content = content.concat(body);
} else if (checkClass(pos)) content.push(getClass());else throwError(pos);
}
var end = getLastPosition(content, line, column, 1);
// Skip `)`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token is valid to be part of arguments list.
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkArgument(i) {
var l = void 0;
if (l = checkEscapedString(i)) tokens[i].argument_child = 1;else if (l = checkDeclaration(i)) tokens[i].argument_child = 2;else if (l = checkVariablesList(i)) tokens[i].argument_child = 3;else if (l = checkVariable(i)) tokens[i].argument_child = 4;else if (l = checkSC(i)) tokens[i].argument_child = 5;else if (l = checkUnary(i)) tokens[i].argument_child = 6;else if (l = checkOperator(i)) tokens[i].argument_child = 7;else if (l = checkDelim(i)) tokens[i].argument_child = 8;else if (l = checkDeclDelim(i)) tokens[i].argument_child = 9;else if (l = checkString(i)) tokens[i].argument_child = 10;else if (l = checkPercentage(i)) tokens[i].argument_child = 11;else if (l = checkDimension(i)) tokens[i].argument_child = 12;else if (l = checkNumber(i)) tokens[i].argument_child = 13;else if (l = checkUri(i)) tokens[i].argument_child = 14;else if (l = checkFunction(i)) tokens[i].argument_child = 15;else if (l = checkIdent(i)) tokens[i].argument_child = 16;else if (l = checkVhash(i)) tokens[i].argument_child = 17;else if (l = checkBlock(i)) tokens[i].argument_child = 18;else if (l = checkParentheses(i)) tokens[i].argument_child = 19;
return l;
}
/**
* @returns {Array} Node that is part of arguments list.
*/
function getArgument() {
var childType = tokens[pos].argument_child;
if (childType === 1) return getEscapedString();
if (childType === 2) return getDeclaration();
if (childType === 3) return getVariablesList();
if (childType === 4) return getVariable();
if (childType === 5) return getSC();
if (childType === 6) return getUnary();
if (childType === 7) return getOperator();
if (childType === 8) return getDelim();
if (childType === 9) return getDeclDelim();
if (childType === 10) return getString();
if (childType === 11) return getPercentage();
if (childType === 12) return getDimension();
if (childType === 13) return getNumber();
if (childType === 14) return getUri();
if (childType === 15) return getFunction();
if (childType === 16) return getIdent();
if (childType === 17) return getVhash();
if (childType === 18) return getBlock();
if (childType === 19) return getParentheses();
}
/**
* Check if token is part of an @-word (e.g. `@import`, `@include`)
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkAtkeyword(i) {
var l = void 0;
// Check that token is `@`:
if (i >= tokensLength || tokens[i++].type !== TokenType.CommercialAt) return 0;
return (l = checkIdent(i)) ? l + 1 : 0;
}
/**
* Get node with @-word
* @returns {Array} `['atkeyword', ['ident', x]]` where `x` is
* an identifier without
* `@` (e.g. `import`, `include`)
*/
function getAtkeyword() {
var type = NodeType.AtkeywordType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `@`.
pos++;
var content = [getIdent()];
return newNode(type, content, line, column);
}
/**
* Check if token is a part of an @-rule
* @param {Number} i Token's index number
* @returns {Number} Length of @-rule
*/
function checkAtrule(i) {
var l = void 0;
if (i >= tokensLength) return 0;
// If token already has a record of being part of an @-rule,
// return the @-rule's length:
if (tokens[i].atrule_l !== undefined) return tokens[i].atrule_l;
// If token is part of an @-rule, save the rule's type to token.
if (l = checkKeyframesRule(i)) tokens[i].atrule_type = 4;
// @-rule with ruleset:
else if (l = checkAtruler(i)) tokens[i].atrule_type = 1;
// Block @-rule:
else if (l = checkAtruleb(i)) tokens[i].atrule_type = 2;
// Single-line @-rule:
else if (l = checkAtrules(i)) tokens[i].atrule_type = 3;else return 0;
// If token is part of an @-rule, save the rule's length to token:
tokens[i].atrule_l = l;
return l;
}
/**
* Get node with @-rule
* @returns {Array}
*/
function getAtrule() {
var childType = tokens[pos].atrule_type;
if (childType === 1) return getAtruler(); // @-rule with ruleset
if (childType === 2) return getAtruleb(); // Block @-rule
if (childType === 3) return getAtrules(); // Single-line @-rule
if (childType === 4) return getKeyframesRule();
}
/**
* Check if token is part of a block @-rule
* @param {Number} i Token's index number
* @returns {Number} Length of the @-rule
*/
function checkAtruleb(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (l = checkTsets(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a block @-rule
* @returns {Array} `['atruleb', ['atkeyword', x], y, ['block', z]]`
*/
function getAtruleb() {
var type = NodeType.AtruleType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getTsets(), getBlock());
return newNode(type, content, line, column);
}
/**
* Check if token is part of an @-rule with ruleset
* @param {Number} i Token's index number
* @returns {Number} Length of the @-rule
*/
function checkAtruler(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (l = checkTsets(i)) i += l;
if (i < tokensLength && tokens[i].type === TokenType.LeftCurlyBracket) i++;else return 0;
if (l = checkAtrulers(i)) i += l;
if (i < tokensLength && tokens[i].type === TokenType.RightCurlyBracket) i++;else return 0;
return i - start;
}
/**
* Get node with an @-rule with ruleset
* @returns {Array} ['atruler', ['atkeyword', x], y, z]
*/
function getAtruler() {
var type = NodeType.AtruleType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getTsets(), getAtrulers());
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkAtrulers(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkSC(i)) i += l;
while (i < tokensLength) {
if (l = checkSC(i)) tokens[i].atrulers_child = 1;else if (l = checkAtrule(i)) tokens[i].atrulers_child = 2;else if (l = checkRuleset(i)) tokens[i].atrulers_child = 3;else break;
i += l;
}
if (i < tokensLength) tokens[i].atrulers_end = 1;
if (l = checkSC(i)) i += l;
return i - start;
}
/**
* @returns {Array} `['atrulers', x]`
*/
function getAtrulers() {
var type = NodeType.BlockType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `{`.
pos++;
content = content.concat(getSC());
while (pos < tokensLength && !tokens[pos].atrulers_end) {
var childType = tokens[pos].atrulers_child;
if (childType === 1) content = content.concat(getSC());else if (childType === 2) content.push(getAtrule());else if (childType === 3) content.push(getRuleset());else break;
}
content = content.concat(getSC());
var end = getLastPosition(content, line, column, 1);
// Skip `}`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkAtrules(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (l = checkTsets(i)) i += l;
return i - start;
}
/**
* @returns {Array} `['atrules', ['atkeyword', x], y]`
*/
function getAtrules() {
var type = NodeType.AtruleType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getTsets());
return newNode(type, content, line, column);
}
/**
* Check if token is part of a block (e.g. `{...}`).
* @param {Number} i Token's index number
* @returns {Number} Length of the block
*/
function checkBlock(i) {
return i < tokensLength && tokens[i].type === TokenType.LeftCurlyBracket ? tokens[i].right - i + 1 : 0;
}
/**
* Get node with a block
* @returns {Array} `['block', x]`
*/
function getBlock() {
var type = NodeType.BlockType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var end = tokens[pos].right;
var content = [];
// Skip `{`.
pos++;
while (pos < end) {
if (checkBlockdecl(pos)) content = content.concat(getBlockdecl());else throwError(pos);
}
var end_ = getLastPosition(content, line, column, 1);
pos = end + 1;
return newNode(type, content, line, column, end_);
}
/**
* Check if token is part of a declaration (property-value pair)
* @param {Number} i Token's index number
* @returns {Number} Length of the declaration
*/
function checkBlockdecl(i) {
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkBlockdecl1(i)) tokens[i].bd_type = 1;else if (l = checkBlockdecl2(i)) tokens[i].bd_type = 2;else if (l = checkBlockdecl3(i)) tokens[i].bd_type = 3;else if (l = checkBlockdecl4(i)) tokens[i].bd_type = 4;else return 0;
return l;
}
/**
* @returns {Array}
*/
function getBlockdecl() {
var childType = tokens[pos].bd_type;
if (childType === 1) return getBlockdecl1();
if (childType === 2) return getBlockdecl2();
if (childType === 3) return getBlockdecl3();
if (childType === 4) return getBlockdecl4();
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkBlockdecl1(i) {
var start = i;
var l = void 0;
if (l = checkSC(i)) i += l;
if (l = checkCondition(i)) tokens[i].bd_kind = 1;else if (l = checkExtend(i)) tokens[i].bd_kind = 6;else if (l = checkRuleset(i)) tokens[i].bd_kind = 2;else if (l = checkDeclaration(i)) tokens[i].bd_kind = 3;else if (l = checkAtrule(i)) tokens[i].bd_kind = 4;else if (l = checkInclude(i)) tokens[i].bd_kind = 5;else return 0;
i += l;
if (i < tokensLength && (l = checkDeclDelim(i))) i += l;else return 0;
if (l = checkSC(i)) i += l;else return 0;
return i - start;
}
/**
* @returns {Array}
*/
function getBlockdecl1() {
var sc = getSC();
var content = void 0;
switch (tokens[pos].bd_kind) {
case 1:
content = getCondition();
break;
case 2:
content = getRuleset();
break;
case 3:
content = getDeclaration();
break;
case 4:
content = getAtrule();
break;
case 5:
content = getInclude();
break;
case 6:
content = getExtend();
break;
}
return sc.concat(content, getDeclDelim(), getSC());
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkBlockdecl2(i) {
var start = i;
var l = void 0;
if (l = checkSC(i)) i += l;
if (l = checkCondition(i)) tokens[i].bd_kind = 1;else if (l = checkExtend(i)) tokens[i].bd_kind = 3;else if (l = checkRuleset(i)) tokens[i].bd_kind = 6;else if (l = checkDeclaration(i)) tokens[i].bd_kind = 4;else if (l = checkAtrule(i)) tokens[i].bd_kind = 5;else if (l = checkInclude(i)) tokens[i].bd_kind = 2;else return 0;
i += l;
if (l = checkSC(i)) i += l;
return i - start;
}
/**
* @returns {Array}
*/
function getBlockdecl2() {
var sc = getSC();
var content = void 0;
switch (tokens[pos].bd_kind) {
case 1:
content = getCondition();
break;
case 2:
content = getInclude();
break;
case 3:
content = getExtend();
break;
case 4:
content = getDeclaration();
break;
case 5:
content = getAtrule();
break;
case 6:
content = getRuleset();
break;
}
return sc.concat(content, getSC());
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkBlockdecl3(i) {
var start = i;
var l = void 0;
if (l = checkSC(i)) i += l;
if (l = checkDeclDelim(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
return i - start;
}
/**
* @returns {Array} `[s0, ['declDelim'], s1]` where `s0` and `s1` are
* are optional whitespaces.
*/
function getBlockdecl3() {
return [].concat(getSC(), getDeclDelim(), getSC());
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkBlockdecl4(i) {
return checkSC(i);
}
/**
* @returns {Array}
*/
function getBlockdecl4() {
return getSC();
}
/**
* Check if token is part of text inside square brackets, e.g. `[1]`
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkBrackets(i) {
if (i >= tokensLength) return 0;
var start = i;
// Skip `[`.
if (tokens[i].type === TokenType.LeftSquareBracket) i++;else return 0;
if (i < tokens[start].right) {
var l = checkTsets(i);
if (l) i += l;else return 0;
}
// Skip `]`.
i++;
return i - start;
}
/**
* Get node with text inside square brackets, e.g. `[1]`
* @returns {Node}
*/
function getBrackets() {
var type = NodeType.BracketsType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var right = token.right;
var content = [];
// Skip `[`.
pos++;
if (pos < right) {
content = getTsets();
}
var end = getLastPosition(content, line, column, 1);
// Skip `]`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of a class selector (e.g. `.abc`)
* @param {Number} i Token's index number
* @returns {Number} Length of the class selector
*/
function checkClass(i) {
var l = void 0;
if (i >= tokensLength) return 0;
if (tokens[i].class_l) return tokens[i].class_l;
if (tokens[i++].type === TokenType.FullStop) {
if (l = checkInterpolatedVariable(i)) tokens[i].class_child = 1;else if (l = checkIdent(i)) tokens[i].class_child = 2;else return 0;
tokens[i].class_l = l + 1;
return l + 1;
}
return 0;
}
/**
* Get node with a class selector
* @returns {Array} `['class', ['ident', x]]` where x is a class's
* identifier (without `.`, e.g. `abc`).
*/
function getClass() {
var type = NodeType.ClassType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `.`
pos++;
var childType = tokens[pos].class_child;
if (childType === 1) content.push(getInterpolatedVariable());else content.push(getIdent());
return newNode(type, content, line, column);
}
function checkCombinator(i) {
if (i >= tokensLength) return 0;
var l = void 0;
if (l = checkCombinator1(i)) tokens[i].combinatorType = 1;else if (l = checkCombinator2(i)) tokens[i].combinatorType = 2;else if (l = checkCombinator3(i)) tokens[i].combinatorType = 3;else if (l = checkCombinator4(i)) tokens[i].combinatorType = 4;
return l;
}
function getCombinator() {
var type = tokens[pos].combinatorType;
if (type === 1) return getCombinator1();
if (type === 2) return getCombinator2();
if (type === 3) return getCombinator3();
if (type === 4) return getCombinator4();
}
/**
* (1) `>>>`
*
* @param {Number} i
* @return {Number}
*/
function checkCombinator1(i) {
if (i < tokensLength && tokens[i++].type === TokenType.GreaterThanSign && i < tokensLength && tokens[i++].type === TokenType.GreaterThanSign && i < tokensLength && tokens[i++].type === TokenType.GreaterThanSign) return 3;
return 0;
}
/**
* @return {Node}
*/
function getCombinator1() {
var type = NodeType.CombinatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '>>>';
// Skip combinator
pos += 3;
return newNode(type, content, line, column);
}
/**
* (1) `||`
* (2) `>>`
*
* @param {Number} i
* @return {Number}
*/
function checkCombinator2(i) {
if (i + 1 >= tokensLength) return 0;
if (tokens[i].type === TokenType.VerticalLine && tokens[i + 1].type === TokenType.VerticalLine) return 2;
if (tokens[i].type === TokenType.GreaterThanSign && tokens[i + 1].type === TokenType.GreaterThanSign) return 2;
return 0;
}
/**
* @return {Node}
*/
function getCombinator2() {
var type = NodeType.CombinatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '' + token.value + tokens[pos + 1].value;
// Skip combinator
pos += 2;
return newNode(type, content, line, column);
}
/**
* (1) `>`
* (2) `+`
* (3) `~`
*
* @param {Number} i
* @return {Number}
*/
function checkCombinator3(i) {
var type = tokens[i].type;
if (type === TokenType.PlusSign || type === TokenType.GreaterThanSign || type === TokenType.Tilde) return 1;else return 0;
}
/**
* @return {Node}
*/
function getCombinator3() {
var type = NodeType.CombinatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = token.value;
// Skip combinator
pos++;
return newNode(type, content, line, column);
}
/**
* (1) `/panda/`
*/
function checkCombinator4(i) {
var start = i;
if (tokens[i].type === TokenType.Solidus) i++;else return 0;
var l = void 0;
if (l = checkIdent(i)) i += l;else return 0;
if (tokens[i].type === TokenType.Solidus) i++;else return 0;
return i - start;
}
/**
* @return {Node}
*/
function getCombinator4() {
var type = NodeType.CombinatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `/`.
pos++;
var ident = getIdent();
// Skip `/`.
pos++;
var content = '/' + ident.content + '/';
return newNode(type, content, line, column);
}
/**
* Check if token is a multiline comment.
* @param {Number} i Token's index number
* @returns {Number} `1` if token is a multiline comment, otherwise `0`
*/
function checkCommentML(i) {
return i < tokensLength && tokens[i].type === TokenType.CommentML ? 1 : 0;
}
/**
* Get node with a multiline comment
* @returns {Array} `['commentML', x]` where `x`
* is the comment's text (without `/*` and `* /`).
*/
function getCommentML() {
var type = NodeType.CommentMLType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = tokens[pos].value.substring(2);
var l = content.length;
if (content.charAt(l - 2) === '*' && content.charAt(l - 1) === '/') content = content.substring(0, l - 2);
var end = getLastPosition(content, line, column, 2);
if (end[0] === line) end[1] += 2;
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of a single-line comment.
* @param {Number} i Token's index number
* @returns {Number} `1` if token is a single-line comment, otherwise `0`
*/
function checkCommentSL(i) {
return i < tokensLength && tokens[i].type === TokenType.CommentSL ? 1 : 0;
}
/**
* Get node with a single-line comment.
* @returns {Array}
*/
function getCommentSL() {
var type = NodeType.CommentSLType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = tokens[pos++].value.substring(2);
var end = getLastPosition(content, line, column + 2);
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of a condition.
* @param {Number} i Token's index number
* @return {Number} Length of the condition
*/
function checkCondition(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if ((l = checkIdent(i)) && tokens[i].value === 'when') i += l;else return 0;
while (i < tokensLength) {
if (l = checkBlock(i)) {
tokens[i].condition_child = 0;
break;
} else if (l = checkFunction(i)) tokens[i].condition_child = 1;else if (l = checkBrackets(i)) tokens[i].condition_child = 2;else if (l = checkParentheses(i)) tokens[i].condition_child = 3;else if (l = checkVariable(i)) tokens[i].condition_child = 4;else if (l = checkIdent(i)) tokens[i].condition_child = 5;else if (l = checkNumber(i)) tokens[i].condition_child = 6;else if (l = checkDelim(i)) tokens[i].condition_child = 7;else if (l = checkOperator(i)) tokens[i].condition_child = 8;else if (l = checkCombinator(i)) tokens[i].condition_child = 9;else if (l = checkSC(i)) tokens[i].condition_child = 10;else if (l = checkString(i)) tokens[i].condition_child = 11;else return 0;
i += l;
}
return i - start;
}
/**
* Get node with a condition.
* @returns {Array} `['condition', x]`
*/
function getCondition() {
var type = NodeType.ConditionType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
content.push(getIdent());
while (pos < tokensLength) {
var childType = tokens[pos].condition_child;
if (childType === 0) break;else if (childType === 1) content.push(getFunction());else if (childType === 2) content.push(getBrackets());else if (childType === 3) content.push(getParentheses());else if (childType === 4) content.push(getVariable());else if (childType === 5) content.push(getIdent());else if (childType === 6) content.push(getNumber());else if (childType === 7) content.push(getDelim());else if (childType === 8) content.push(getOperator());else if (childType === 9) content.push(getCombinator());else if (childType === 10) content = content.concat(getSC());else if (childType === 11) content.push(getString());
}
return newNode(type, content, line, column);
}
/**
* Check if token is part of a declaration (property-value pair)
* @param {Number} i Token's index number
* @returns {Number} Length of the declaration
*/
function checkDeclaration(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkProperty(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkPropertyDelim(i)) i++;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkValue(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a declaration
* @returns {Array} `['declaration', ['property', x], ['propertyDelim'],
* ['value', y]]`
*/
function getDeclaration() {
var type = NodeType.DeclarationType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getProperty(), getSC(), getPropertyDelim(), getSC(), getValue());
return newNode(type, content, line, column);
}
/**
* Check if token is a semicolon
* @param {Number} i Token's index number
* @returns {Number} `1` if token is a semicolon, otherwise `0`
*/
function checkDeclDelim(i) {
return i < tokensLength && tokens[i].type === TokenType.Semicolon ? 1 : 0;
}
/**
* Get node with a semicolon
* @returns {Array} `['declDelim']`
*/
function getDeclDelim() {
var type = NodeType.DeclDelimType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = ';';
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token is a comma
* @param {Number} i Token's index number
* @returns {Number} `1` if token is a comma, otherwise `0`
*/
function checkDelim(i) {
return i < tokensLength && tokens[i].type === TokenType.Comma ? 1 : 0;
}
/**
* Get node with a comma
* @returns {Array} `['delim']`
*/
function getDelim() {
var type = NodeType.DelimType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = ',';
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token is part of a number with dimension unit (e.g. `10px`)
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkDimension(i) {
var ln = checkNumber(i);
var li = void 0;
if (i >= tokensLength || !ln || i + ln >= tokensLength) return 0;
return (li = checkUnit(i + ln)) ? ln + li : 0;
}
/**
* Get node of a number with dimension unit
* @return {Node}
*/
function getDimension() {
var type = NodeType.DimensionType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [getNumber(), getUnit()];
return newNode(type, content, line, column);
}
/**
* Check if token is part of an escaped string (e.g. `~"ms:something"`).
* @param {Number} i Token's index number
* @returns {Number} Length of the string (including `~` and quotes)
*/
function checkEscapedString(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (tokens[i].type === TokenType.Tilde && (l = checkString(i + 1))) return i + l - start;else return 0;
}
/**
* Get node with an escaped string
* @returns {Array} `['escapedString', ['string', x]]` where `x` is a string
* without `~` but with quotes
*/
function getEscapedString() {
var type = NodeType.EscapedStringType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
pos++;
var content = tokens[pos].value;
var end = getLastPosition(content, line, column + 1);
pos++;
return newNode(type, content, line, column, end);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkExpression(i) {
var start = i;
if (i >= tokensLength || tokens[i++].value !== 'expression' || i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) {
return 0;
}
return tokens[i].right - start + 1;
}
/**
* @returns {Array}
*/
function getExpression() {
var type = NodeType.ExpressionType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
pos++;
var content = joinValues(pos + 1, tokens[pos].right - 1);
var end = getLastPosition(content, line, column, 1);
if (end[0] === line) end[1] += 11;
pos = tokens[pos].right + 1;
return newNode(type, content, line, column, end);
}
function checkExtend(i) {
if (i >= tokensLength) return 0;
var l = void 0;
if (l = checkExtend1(i)) tokens[i].extendType = 1;else if (l = checkExtend2(i)) tokens[i].extendType = 2;else return 0;
return l;
}
function getExtend() {
var childType = tokens[pos].extendType;
if (childType === 1) return getExtend1();
if (childType === 2) return getExtend2();
}
/**
* (1) `selector:extend(selector) {...}`
*/
function checkExtend1(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkExtendSelector(i)) i += l;else return 0;
if (tokens[i + 1] && tokens[i + 1].value === 'extend' && (l = checkPseudoc(i))) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
function getExtend1() {
var type = NodeType.ExtendType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getExtendSelector(), getPseudoc(), getSC(), getBlock());
return newNode(type, content, line, column);
}
/**
* (1) `selector:extend(selector)`
*/
function checkExtend2(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkExtendSelector(i)) i += l;else return 0;
if (tokens[i + 1] && tokens[i + 1].value === 'extend' && (l = checkPseudoc(i))) i += l;else return 0;
return i - start;
}
function getExtend2() {
var type = NodeType.ExtendType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getExtendSelector(), getPseudoc());
return newNode(type, content, line, column);
}
function checkExtendSelector(i) {
var l = void 0;
if (l = checkParentSelectorWithExtension(i)) tokens[i].extend_type = 1;else if (l = checkIdent(i)) tokens[i].extend_type = 2;else if (l = checkClass(i)) tokens[i].extend_type = 3;else if (l = checkShash(i)) tokens[i].extend_type = 4;
return l;
}
function getExtendSelector() {
var childType = tokens[pos].extend_type;
if (childType === 1) return getParentSelectorWithExtension();
if (childType === 2) return [getIdent()];
if (childType === 3) return [getClass()];
if (childType === 4) return [getShash()];
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkFunction(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) i += l;else return 0;
return i < tokensLength && tokens[i].type === TokenType.LeftParenthesis ? tokens[i].right - start + 1 : 0;
}
/**
* @returns {Array}
*/
function getFunction() {
var type = NodeType.FunctionType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getIdent(), getArguments());
return newNode(type, content, line, column);
}
/**
* Check if token is part of an identifier
* @param {Number} i Token's index number
* @returns {Number} Length of the identifier
*/
function checkIdent(i) {
var start = i;
if (i >= tokensLength) return 0;
if (tokens[i].type === TokenType.HyphenMinus) i++;
if (tokens[i].type === TokenType.LowLine || tokens[i].type === TokenType.Identifier) i++;else return 0;
for (; i < tokensLength; i++) {
if (tokens[i].type !== TokenType.HyphenMinus && tokens[i].type !== TokenType.LowLine && tokens[i].type !== TokenType.Identifier && tokens[i].type !== TokenType.DecimalNumber) break;
}
tokens[start].ident_last = i - 1;
return i - start;
}
/**
* Get node with an identifier
* @returns {Array} `['ident', x]` where `x` is identifier's name
*/
function getIdent() {
var type = NodeType.IdentType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = joinValues(pos, tokens[pos].ident_last);
pos = tokens[pos].ident_last + 1;
return newNode(type, content, line, column);
}
/**
* @param {number} i Token's index number
* @returns {number} Length of the identifier
*/
function checkPartialIdent(i) {
var start = i;
if (i >= tokensLength) return 0;
for (; i < tokensLength; i++) {
if (tokens[i].type !== TokenType.HyphenMinus && tokens[i].type !== TokenType.LowLine && tokens[i].type !== TokenType.Identifier && tokens[i].type !== TokenType.DecimalNumber) break;
}
tokens[start].ident_last = i - 1;
return i - start;
}
/**
* Check if token is part of `!important` word
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkImportant(i) {
var start = i;
var l = void 0;
if (i >= tokensLength || tokens[i++].type !== TokenType.ExclamationMark) return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].value === 'important') {
tokens[start].importantEnd = i;
return i - start + 1;
} else {
return 0;
}
}
/**
* Get node with `!important` word
* @returns {Array} `['important', sc]` where `sc` is optional whitespace
*/
function getImportant() {
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = joinValues(pos, token.importantEnd);
pos = token.importantEnd + 1;
return newNode(NodeType.ImportantType, content, line, column);
}
/**
* Check if token is part of an include (`@include` or `@extend` directive).
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkInclude(i) {
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkInclude1(i)) tokens[i].include_type = 1;else if (l = checkInclude2(i)) tokens[i].include_type = 2;
return l;
}
/**
* Get node with included mixin
* @returns {Array} `['include', x]`
*/
function getInclude() {
var type = tokens[pos].include_type;
if (type === 1) return getInclude1();
if (type === 2) return getInclude2();
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkInclude1(i) {
var start = i;
var l = void 0;
if (l = checkClass(i) || checkShash(i)) i += l;else return 0;
while (i < tokensLength) {
if (l = checkClass(i) || checkShash(i) || checkSC(i)) i += l;else if (tokens[i].type === TokenType.GreaterThanSign) i++;else break;
}
if (l = checkArguments(i)) i += l;else return 0;
if (i < tokensLength && (l = checkSC(i))) i += l;
if (i < tokensLength && (l = checkImportant(i))) i += l;
return i - start;
}
/**
* @returns {Array} `['include', x]`
*/
function getInclude1() {
var type = NodeType.IncludeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
content.push(checkClass(pos) ? getClass() : getShash());
while (pos < tokensLength) {
if (checkClass(pos)) content.push(getClass());else if (checkShash(pos)) content.push(getShash());else if (checkSC(pos)) content = content.concat(getSC());else if (checkOperator(pos)) content.push(getOperator());else break;
}
content.push(getArguments());
content = content.concat(getSC());
if (checkImportant(pos)) content.push(getImportant());
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkInclude2(i) {
var start = i;
var l = void 0;
if (l = checkClass(i) || checkShash(i)) i += l;else return 0;
while (i < tokensLength) {
if (l = checkClass(i) || checkShash(i) || checkSC(i)) i += l;else if (tokens[i].type === TokenType.GreaterThanSign) i++;else break;
}
return i - start;
}
/**
* @returns {Array} `['include', x]`
*/
function getInclude2() {
var type = NodeType.IncludeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
content.push(checkClass(pos) ? getClass() : getShash());
while (pos < tokensLength) {
if (checkClass(pos)) content.push(getClass());else if (checkShash(pos)) content.push(getShash());else if (checkSC(pos)) content = content.concat(getSC());else if (checkOperator(pos)) content.push(getOperator());else break;
}
return newNode(type, content, line, column);
}
/**
* Check if token is part of LESS interpolated variable
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkInterpolatedVariable(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (tokens[i].type !== TokenType.CommercialAt || !tokens[i + 1] || tokens[i + 1].type !== TokenType.LeftCurlyBracket) {
return 0;
}
i += 2;
if (l = checkIdent(i)) i += l;else return 0;
return tokens[i].type === TokenType.RightCurlyBracket ? i - start + 1 : 0;
}
/**
* Get node with LESS interpolated variable
* @returns {Array} `['interpolatedVariable', x]`
*/
function getInterpolatedVariable() {
var type = NodeType.InterpolatedVariableType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `@{`:
pos += 2;
content.push(getIdent());
var end = getLastPosition(content, line, column, 1);
// Skip `}`:
pos++;
return newNode(type, content, line, column, end);
}
function checkKeyframesBlock(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkKeyframesSelector(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
function getKeyframesBlock() {
var type = NodeType.RulesetType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getKeyframesSelector(), getSC(), getBlock());
return newNode(type, content, line, column);
}
function checkKeyframesBlocks(i) {
var start = i;
var l = void 0;
if (i < tokensLength && tokens[i].type === TokenType.LeftCurlyBracket) i++;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkKeyframesBlock(i)) i += l;else return 0;
while (tokens[i].type !== TokenType.RightCurlyBracket) {
if (l = checkSC(i)) i += l;else if (l = checkKeyframesBlock(i)) i += l;else break;
}
if (i < tokensLength && tokens[i].type === TokenType.RightCurlyBracket) i++;else return 0;
return i - start;
}
function getKeyframesBlocks() {
var type = NodeType.BlockType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var keyframesBlocksEnd = token.right;
var content = [];
// Skip `{`.
pos++;
while (pos < keyframesBlocksEnd) {
if (checkSC(pos)) content = content.concat(getSC());else if (checkKeyframesBlock(pos)) content.push(getKeyframesBlock());
}
var end = getLastPosition(content, line, column, 1);
// Skip `}`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of a @keyframes rule.
* @param {Number} i Token's index number
* @return {Number} Length of the @keyframes rule
*/
function checkKeyframesRule(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
var atruleName = joinValues2(i - l, l);
if (atruleName.toLowerCase().indexOf('keyframes') === -1) return 0;
if (l = checkSC(i)) i += l;else return 0;
if (l = checkIdent(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkKeyframesBlocks(i)) i += l;else return 0;
return i - start;
}
/**
* @return {Node}
*/
function getKeyframesRule() {
var type = NodeType.AtruleType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getSC(), getIdent(), getSC(), getKeyframesBlocks());
return newNode(type, content, line, column);
}
function checkKeyframesSelector(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) {
// Valid selectors are only `from` and `to`.
var selector = joinValues2(i, l);
if (selector !== 'from' && selector !== 'to') return 0;
i += l;
tokens[start].keyframesSelectorType = 1;
} else if (l = checkPercentage(i)) {
i += l;
tokens[start].keyframesSelectorType = 2;
} else {
return 0;
}
return i - start;
}
function getKeyframesSelector() {
var keyframesSelectorType = NodeType.KeyframesSelectorType;
var selectorType = NodeType.SelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (token.keyframesSelectorType === 1) {
content.push(getIdent());
} else {
content.push(getPercentage());
}
var keyframesSelector = newNode(keyframesSelectorType, content, line, column);
return newNode(selectorType, [keyframesSelector], line, column);
}
/**
* Check if token is part of a LESS mixin
* @param {Number} i Token's index number
* @returns {Number} Length of the mixin
*/
function checkMixin(i) {
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkMixin1(i)) tokens[i].mixin_type = 1;else if (l = checkMixin2(i)) tokens[i].mixin_type = 2;else return 0;
return l;
}
/**
* @returns {Array}
*/
function getMixin() {
var type = tokens[pos].mixin_type;
if (type === 1) return getMixin1();
if (type === 2) return getMixin2();
}
function checkMixin1(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkClass(i) || checkShash(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkArguments(i)) i += l;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a mixin
* @returns {Array} `['mixin', x]`
*/
function getMixin1() {
var type = NodeType.MixinType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
content.push(checkClass(pos) ? getClass() : getShash());
content = content.concat(getSC());
if (checkArguments(pos)) content.push(getArguments());
content = content.concat(getSC());
if (checkBlock(pos)) content.push(getBlock());
return newNode(type, content, line, column);
}
/**
* Check if token is part of a LESS mixin
* @param {Number} i Token's index number
* @returns {Number} Length of the mixin
*/
function checkMixin2(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkClass(i) || checkShash(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkArguments(i)) i += l;
return i - start;
}
/**
* Get node with a mixin
* @returns {Array} `['mixin', x]`
*/
function getMixin2() {
var type = NodeType.MixinType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
content.push(checkClass(pos) ? getClass() : getShash());
content = content.concat(getSC());
if (checkArguments(pos)) content.push(getArguments());
return newNode(type, content, line, column);
}
/**
* Check if token is a namespace sign (`|`)
* @param {Number} i Token's index number
* @returns {Number} `1` if token is `|`, `0` if not
*/
function checkNamespace(i) {
return i < tokensLength && tokens[i].type === TokenType.VerticalLine ? 1 : 0;
}
/**
* Get node with a namespace sign
* @returns {Array} `['namespace']`
*/
function getNamespace() {
var type = NodeType.NamespaceType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '|';
pos++;
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkNmName2(i) {
if (tokens[i].type === TokenType.Identifier) return 1;else if (tokens[i].type !== TokenType.DecimalNumber) return 0;
i++;
return i < tokensLength && tokens[i].type === TokenType.Identifier ? 2 : 1;
}
/**
* @returns {String}
*/
function getNmName2() {
var s = tokens[pos].value;
if (tokens[pos++].type === TokenType.DecimalNumber && pos < tokensLength && tokens[pos].type === TokenType.Identifier) s += tokens[pos++].value;
return s;
}
/**
* Check if token is part of a number
* @param {Number} i Token's index number
* @returns {Number} Length of number
*/
function checkNumber(i) {
if (i >= tokensLength) return 0;
if (tokens[i].number_l) return tokens[i].number_l;
// `10`:
if (i < tokensLength && tokens[i].type === TokenType.DecimalNumber && (!tokens[i + 1] || tokens[i + 1] && tokens[i + 1].type !== TokenType.FullStop)) {
tokens[i].number_l = 1;
return 1;
}
// `10.`:
if (i < tokensLength && tokens[i].type === TokenType.DecimalNumber && tokens[i + 1] && tokens[i + 1].type === TokenType.FullStop && (!tokens[i + 2] || tokens[i + 2].type !== TokenType.DecimalNumber)) {
tokens[i].number_l = 2;
return 2;
}
// `.10`:
if (i < tokensLength && tokens[i].type === TokenType.FullStop && tokens[i + 1].type === TokenType.DecimalNumber) {
tokens[i].number_l = 2;
return 2;
}
// `10.10`:
if (i < tokensLength && tokens[i].type === TokenType.DecimalNumber && tokens[i + 1] && tokens[i + 1].type === TokenType.FullStop && tokens[i + 2] && tokens[i + 2].type === TokenType.DecimalNumber) {
tokens[i].number_l = 3;
return 3;
}
return 0;
}
/**
* Get node with number
* @returns {Array} `['number', x]` where `x` is a number converted
* to string.
*/
function getNumber() {
var type = NodeType.NumberType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var l = tokens[pos].number_l;
var content = '';
for (var j = 0; j < l; j++) {
content += tokens[pos + j].value;
}
pos += l;
return newNode(type, content, line, column);
}
/**
* Check if token is an operator (`/`, `,`, `:`, `=`, `>`, `<` or `*`)
* @param {Number} i Token's index number
* @returns {Number} `1` if token is an operator, otherwise `0`
*/
function checkOperator(i) {
if (i >= tokensLength) return 0;
switch (tokens[i].type) {
case TokenType.Solidus:
case TokenType.Comma:
case TokenType.Colon:
case TokenType.EqualsSign:
case TokenType.LessThanSign:
case TokenType.GreaterThanSign:
case TokenType.Asterisk:
return 1;
}
return 0;
}
/**
* Get node with an operator
* @returns {Array} `['operator', x]` where `x` is an operator converted
* to string.
*/
function getOperator() {
var type = NodeType.OperatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = token.value;
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token is part of text inside parentheses, e.g. `(1)`
* @param {Number} i Token's index number
* @return {Number}
*/
function checkParentheses(i) {
if (i >= tokensLength) return 0;
var start = i;
var right = tokens[i].right;
// Skip `(`.
if (tokens[i].type === TokenType.LeftParenthesis) i++;else return 0;
if (i < right) {
var l = checkTsets(i);
if (l) i += l;else return 0;
}
// Skip `)`.
i++;
return i - start;
}
/**
* Get node with text inside parentheses, e.g. `(1)`
* @return {Node}
*/
function getParentheses() {
var type = NodeType.ParenthesesType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var right = token.right;
var content = [];
// Skip `(`.
pos++;
if (pos < right) {
content = getTsets();
}
var end = getLastPosition(content, line, column, 1);
// Skip `)`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token is a parent selector (`&`).
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkParentSelector(i) {
return i < tokensLength && tokens[i].type === TokenType.Ampersand ? 1 : 0;
}
/**
* Get node with a parent selector
* @returns {Array} `['parentSelector']`
*/
function getParentSelector() {
var type = NodeType.ParentSelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '&';
pos++;
return newNode(type, content, line, column);
}
function checkParentSelectorExtension(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
while (i < tokensLength) {
if (l = checkNumber(i) || checkPartialIdent(i)) i += l;else break;
}
return i - start;
}
function getParentSelectorExtension() {
var type = NodeType.ParentSelectorExtensionType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
while (pos < tokensLength) {
if (checkNumber(pos)) {
content.push(getNumber());
} else if (checkPartialIdent(pos)) {
content.push(getIdent());
} else break;
}
return newNode(type, content, line, column);
}
function checkParentSelectorWithExtension(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkParentSelector(i)) i += l;else return 0;
if (l = checkParentSelectorExtension(i)) i += l;
return i - start;
}
function getParentSelectorWithExtension() {
var content = [getParentSelector()];
if (checkParentSelectorExtension(pos)) content.push(getParentSelectorExtension());
return content;
}
/**
* Check if token is part of a number with percent sign (e.g. `10%`)
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkPercentage(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkNumber(i)) i += l;else return 0;
if (i >= tokensLength) return 0;
// Skip `%`.
if (tokens[i].type === TokenType.PercentSign) i++;else return 0;
return i - start;
}
/**
* Get node of number with percent sign
* @returns {Array} `['percentage', ['number', x]]` where `x` is a number
* (without percent sign) converted to string.
*/
function getPercentage() {
var type = NodeType.PercentageType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [getNumber()];
var end = getLastPosition(content, line, column, 1);
// Skip `%`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkProgid(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (joinValues2(i, 6) === 'progid:DXImageTransform.Microsoft.') i += 6;else return 0;
if (l = checkIdent(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].type === TokenType.LeftParenthesis) {
tokens[start].progid_end = tokens[i].right;
i = tokens[i].right + 1;
} else return 0;
return i - start;
}
/**
* @returns {Array}
*/
function getProgid() {
var type = NodeType.ProgidType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var progid_end = token.progid_end;
var content = joinValues(pos, progid_end);
pos = progid_end + 1;
return newNode(type, content, line, column);
}
/**
* Check if token is part of a property
* @param {Number} i Token's index number
* @returns {Number} Length of the property
*/
function checkProperty(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkVariable(i) || checkIdent(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a property
* @returns {Array} `['property', x]`
*/
function getProperty() {
var type = NodeType.PropertyType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (checkVariable(pos)) {
content.push(getVariable());
} else {
content.push(getIdent());
}
return newNode(type, content, line, column);
}
/**
* Check if token is a colon
* @param {Number} i Token's index number
* @returns {Number} `1` if token is a colon, otherwise `0`
*/
function checkPropertyDelim(i) {
return i < tokensLength && tokens[i].type === TokenType.Colon ? 1 : 0;
}
/**
* Get node with a colon
* @returns {Array} `['propertyDelim']`
*/
function getPropertyDelim() {
var type = NodeType.PropertyDelimType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = ':';
// Skip `:`.
pos++;
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkPseudo(i) {
return checkPseudoe(i) || checkPseudoc(i);
}
/**
* @returns {Array}
*/
function getPseudo() {
if (checkPseudoe(pos)) return getPseudoe();
if (checkPseudoc(pos)) return getPseudoc();
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkPseudoe(i) {
var l = void 0;
// Check `::`
if (i >= tokensLength || tokens[i].type !== TokenType.Colon || i + 1 >= tokensLength || tokens[i + 1].type !== TokenType.Colon) return 0;
if (l = checkPseudoElement1(i)) tokens[i].pseudoElementType = 1;else if (l = checkPseudoElement2(i)) tokens[i].pseudoElementType = 2;else return 0;
return l;
}
/**
* @returns {Node}
*/
function getPseudoe() {
var childType = tokens[pos].pseudoElementType;
if (childType === 1) return getPseudoElement1();
if (childType === 2) return getPseudoElement2();
}
/**
* (1) `::slotted(selector)`
* (2) `::slotted(selector, selector)`
*/
function checkPseudoElement1(i) {
var start = i;
var l = void 0;
// Skip `::`.
i += 2;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) i += l;else return 0;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkSelectorsGroup(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
/**
* (1) `::slotted(selector)`
* (2) `::slotted(selector, selector)`
*/
function getPseudoElement1() {
var type = NodeType.PseudoeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `::`.
pos += 2;
content.push(getIdent());
{
var _type = NodeType.ArgumentsType;
var _token = tokens[pos];
var _line = _token.ln;
var _column = _token.col;
// Skip `(`.
pos++;
var selectorContent = [].concat(getSC(), getSelectorsGroup(), getSC());
var end = getLastPosition(selectorContent, _line, _column, 1);
var args = newNode(_type, selectorContent, _line, _column, end);
content.push(args);
// Skip `)`.
pos++;
}
return newNode(type, content, line, column);
}
function checkPseudoElement2(i) {
var start = i;
var l = void 0;
// Skip `::`.
i += 2;
if (l = checkInterpolatedVariable(i) || checkIdent(i)) i += l;else return 0;
return i - start;
}
/**
* @returns {Array}
*/
function getPseudoElement2() {
var type = NodeType.PseudoeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `::`.
pos += 2;
var content = [];
if (checkInterpolatedVariable(pos)) {
content.push(getInterpolatedVariable());
} else {
content.push(getIdent());
}
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkPseudoc(i) {
var l = void 0;
if (i >= tokensLength || tokens[i].type !== TokenType.Colon) return 0;
if (l = checkPseudoClass3(i)) tokens[i].pseudoClassType = 3;else if (l = checkPseudoClass4(i)) tokens[i].pseudoClassType = 4;else if (l = checkPseudoClass5(i)) tokens[i].pseudoClassType = 5;else if (l = checkPseudoClass1(i)) tokens[i].pseudoClassType = 1;else if (l = checkPseudoClass2(i)) tokens[i].pseudoClassType = 2;else if (l = checkPseudoClass6(i)) tokens[i].pseudoClassType = 6;else return 0;
return l;
}
function getPseudoc() {
var childType = tokens[pos].pseudoClassType;
if (childType === 1) return getPseudoClass1();
if (childType === 2) return getPseudoClass2();
if (childType === 3) return getPseudoClass3();
if (childType === 4) return getPseudoClass4();
if (childType === 5) return getPseudoClass5();
if (childType === 6) return getPseudoClass6();
}
/**
* (1) `:not(selector)`
* (2) `:extend(selector, selector)`
*/
function checkPseudoClass1(i) {
var start = i;
var l = void 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) i += l;else return 0;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkSelectorsGroup(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
/**
* (-) `:not(panda)`
*/
function getPseudoClass1() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
content.push(getIdent());
{
var _type2 = NodeType.ArgumentsType;
var _token2 = tokens[pos];
var _line2 = _token2.ln;
var _column2 = _token2.col;
// Skip `(`.
pos++;
var selectorContent = [].concat(getSC(), getSelectorsGroup(), getSC());
var end = getLastPosition(selectorContent, _line2, _column2, 1);
var args = newNode(_type2, selectorContent, _line2, _column2, end);
content.push(args);
// Skip `)`.
pos++;
}
return newNode(type, content, line, column);
}
/**
* (1) `:nth-child(odd)`
* (2) `:nth-child(even)`
* (3) `:lang(de-DE)`
*/
function checkPseudoClass2(i) {
var start = i;
var l = 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) i += l;else return 0;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkIdent(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
function getPseudoClass2() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
content.push(getIdent());
{
// Skip `(`.
pos++;
var l = tokens[pos].ln;
var c = tokens[pos].col;
var value = [].concat(getSC(), getIdent(), getSC());
var end = getLastPosition(value, l, c, 1);
var args = newNode(NodeType.ArgumentsType, value, l, c, end);
content.push(args);
// Skip `)`.
pos++;
}
return newNode(type, content, line, column);
}
/**
* (-) `:nth-child(-3n + 2)`
*/
function checkPseudoClass3(i) {
var start = i;
var l = 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) i += l;else return 0;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkUnary(i)) i += l;
if (i >= tokensLength) return 0;
if (tokens[i].type === TokenType.DecimalNumber) i++;
if (i >= tokensLength) return 0;
if (tokens[i].value === 'n') i++;else return 0;
if (l = checkSC(i)) i += l;
if (i >= tokensLength) return 0;
if (tokens[i].value === '+' || tokens[i].value === '-') i++;else return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].type === TokenType.DecimalNumber) i++;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
function getPseudoClass3() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
content.push(getIdent());
var l = tokens[pos].ln;
var c = tokens[pos].col;
var value = [];
// Skip `(`.
pos++;
value = value.concat(getSC());
if (checkUnary(pos)) value.push(getUnary());
if (checkNumber(pos)) value.push(getNumber());
{
var _l = tokens[pos].ln;
var _c = tokens[pos].col;
var _content = tokens[pos].value;
var ident = newNode(NodeType.IdentType, _content, _l, _c);
value.push(ident);
pos++;
}
value = value.concat(getSC());
if (checkUnary(pos)) value.push(getUnary());
value = value.concat(getSC());
if (checkNumber(pos)) value.push(getNumber());
value = value.concat(getSC());
var end = getLastPosition(value, l, c, 1);
var args = newNode(NodeType.ArgumentsType, value, l, c, end);
content.push(args);
// Skip `)`.
pos++;
return newNode(type, content, line, column);
}
/**
* (-) `:nth-child(-3n)`
*/
function checkPseudoClass4(i) {
var start = i;
var l = 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) i += l;else return 0;
if (i >= tokensLength) return 0;
if (tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkUnary(i)) i += l;
if (tokens[i].type === TokenType.DecimalNumber) i++;
if (tokens[i].value === 'n') i++;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
function getPseudoClass4() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
content.push(getIdent());
var l = tokens[pos].ln;
var c = tokens[pos].col;
var value = [];
// Skip `(`.
pos++;
value = value.concat(getSC());
if (checkUnary(pos)) value.push(getUnary());
if (checkNumber(pos)) value.push(getNumber());
if (checkIdent(pos)) value.push(getIdent());
value = value.concat(getSC());
var end = getLastPosition(value, l, c, 1);
var args = newNode(NodeType.ArgumentsType, value, l, c, end);
content.push(args);
// Skip `)`.
pos++;
return newNode(type, content, line, column);
}
/**
* (-) `:nth-child(+8)`
*/
function checkPseudoClass5(i) {
var start = i;
var l = 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) i += l;else return 0;
if (i >= tokensLength) return 0;
if (tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkUnary(i)) i += l;
if (tokens[i].type === TokenType.DecimalNumber) i++;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
function getPseudoClass5() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
content.push(getIdent());
var l = tokens[pos].ln;
var c = tokens[pos].col;
var value = [];
// Skip `(`.
pos++;
value = value.concat(getSC());
if (checkUnary(pos)) value.push(getUnary());
if (checkNumber(pos)) value.push(getNumber());
value = value.concat(getSC());
var end = getLastPosition(value, l, c, 1);
var args = newNode(NodeType.ArgumentsType, value, l, c, end);
content.push(args);
// Skip `)`.
pos++;
return newNode(type, content, line, column);
}
/**
* (-) `:checked`
*/
function checkPseudoClass6(i) {
var start = i;
var l = 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkInterpolatedVariable(i)) i += l;else if (l = checkIdent(i)) i += l;else return 0;
return i - start;
}
function getPseudoClass6() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
var ident = checkInterpolatedVariable(pos) ? getInterpolatedVariable() : getIdent();
content.push(ident);
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkRuleset(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkSelectorsGroup(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
function getRuleset() {
var type = NodeType.RulesetType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getSelectorsGroup(), getSC(), getBlock());
return newNode(type, content, line, column);
}
/**
* Check if token is marked as a space (if it's a space or a tab
* or a line break).
* @param {Number} i
* @returns {Number} Number of spaces in a row starting with the given token.
*/
function checkS(i) {
return i < tokensLength && tokens[i].ws ? tokens[i].ws_last - i + 1 : 0;
}
/**
* Get node with spaces
* @returns {Array} `['s', x]` where `x` is a string containing spaces
*/
function getS() {
var type = NodeType.SType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = joinValues(pos, tokens[pos].ws_last);
pos = tokens[pos].ws_last + 1;
return newNode(type, content, line, column);
}
/**
* Check if token is a space or a comment.
* @param {Number} i Token's index number
* @returns {Number} Number of similar (space or comment) tokens
* in a row starting with the given token.
*/
function checkSC(i) {
if (i >= tokensLength) return 0;
var l = void 0;
var lsc = 0;
while (i < tokensLength) {
if (!(l = checkS(i)) && !(l = checkCommentML(i)) && !(l = checkCommentSL(i))) break;
i += l;
lsc += l;
}
return lsc || 0;
}
/**
* Get node with spaces and comments
* @returns {Array} Array containing nodes with spaces (if there are any)
* and nodes with comments (if there are any):
* `[['s', x]*, ['comment', y]*]` where `x` is a string of spaces
* and `y` is a comment's text (without `/*` and `* /`).
*/
function getSC() {
var sc = [];
if (pos >= tokensLength) return sc;
while (pos < tokensLength) {
if (checkS(pos)) sc.push(getS());else if (checkCommentML(pos)) sc.push(getCommentML());else if (checkCommentSL(pos)) sc.push(getCommentSL());else break;
}
return sc;
}
/**
* Check if token is part of a hexadecimal number (e.g. `#fff`) inside
* a simple selector
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkShash(i) {
var l = void 0;
if (i >= tokensLength || tokens[i].type !== TokenType.NumberSign) return 0;
if (l = checkInterpolatedVariable(i + 1) || checkIdent(i + 1)) return l + 1;else return 0;
}
/**
* Get node with a hexadecimal number (e.g. `#fff`) inside a simple
* selector
* @returns {Array} `['shash', x]` where `x` is a hexadecimal number
* converted to string (without `#`, e.g. `fff`)
*/
function getShash() {
var type = NodeType.ShashType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `#`.
pos++;
if (checkInterpolatedVariable(pos)) content.push(getInterpolatedVariable());else content.push(getIdent());
return newNode(type, content, line, column);
}
/**
* Check if token is part of a string (text wrapped in quotes)
* @param {Number} i Token's index number
* @returns {Number} `1` if token is part of a string, `0` if not
*/
function checkString(i) {
if (i >= tokensLength) {
return 0;
}
if (tokens[i].type === TokenType.StringSQ || tokens[i].type === TokenType.StringDQ) {
return 1;
}
return 0;
}
/**
* Get string's node
* @returns {Array} `['string', x]` where `x` is a string (including
* quotes).
*/
function getString() {
var type = NodeType.StringType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = token.value;
pos++;
return newNode(type, content, line, column);
}
/**
* Validate stylesheet: it should consist of any number (0 or more) of
* rulesets (sets of rules with selectors), @-rules, whitespaces or
* comments.
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkStylesheet(i) {
var start = i;
var l = void 0;
// Check every token:
while (i < tokensLength) {
if (l = checkSC(i) || checkRuleset(i) || checkDeclaration(i) || checkDeclDelim(i) || checkAtrule(i) || checkMixin(i)) i += l;else throwError(i);
}
return i - start;
}
/**
* @returns {Array} `['stylesheet', x]` where `x` is all stylesheet's
* nodes.
*/
function getStylesheet() {
var type = NodeType.StylesheetType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
while (pos < tokensLength) {
if (checkSC(pos)) content = content.concat(getSC());else if (checkRuleset(pos)) content.push(getRuleset());else if (checkDeclaration(pos)) content.push(getDeclaration());else if (checkDeclDelim(pos)) content.push(getDeclDelim());else if (checkAtrule(pos)) content.push(getAtrule());else if (checkMixin(pos)) content.push(getMixin());else throwError(pos);
}
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkTset(i) {
var l = void 0;
if (l = checkVhash(i)) tokens[i].tset_child = 1;else if (l = checkAny(i)) tokens[i].tset_child = 2;else if (l = checkSC(i)) tokens[i].tset_child = 3;else if (l = checkOperator(i)) tokens[i].tset_child = 4;
return l;
}
/**
* @returns {Array}
*/
function getTset() {
var childType = tokens[pos].tset_child;
if (childType === 1) return getVhash();
if (childType === 2) return getAny();
if (childType === 3) return getSC();
if (childType === 4) return getOperator();
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkTsets(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
while (l = checkTset(i)) {
i += l;
}
return i - start;
}
/**
* @returns {Array}
*/
function getTsets() {
var content = [];
var t = void 0;
while (checkTset(pos)) {
t = getTset();
if (typeof t.content === 'string') content.push(t);else content = content.concat(t);
}
return content;
}
/**
* Check if token is an unary (arithmetical) sign (`+` or `-`)
* @param {Number} i Token's index number
* @returns {Number} `1` if token is an unary sign, `0` if not
*/
function checkUnary(i) {
if (i >= tokensLength) return 0;
if (tokens[i].type === TokenType.HyphenMinus || tokens[i].type === TokenType.PlusSign) {
return 1;
}
return 0;
}
/**
* Get node with an unary (arithmetical) sign (`+` or `-`)
* @returns {Array} `['unary', x]` where `x` is an unary sign
* converted to string.
*/
function getUnary() {
var type = NodeType.OperatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = token.value;
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token is a unicode range (single or multiple <urange> nodes)
* @param {number} i Token's index
* @return {number} Unicode range node's length
*/
function checkUnicodeRange(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkUrange(i)) i += l;else return 0;
while (i < tokensLength) {
var spaceBefore = checkSC(i);
var comma = checkDelim(i + spaceBefore);
if (!comma) break;
var spaceAfter = checkSC(i + spaceBefore + comma);
if (l = checkUrange(i + spaceBefore + comma + spaceAfter)) {
i += spaceBefore + comma + spaceAfter + l;
} else break;
}
return i - start;
}
/**
* Get a unicode range node
* @return {Node}
*/
function getUnicodeRange() {
var type = NodeType.UnicodeRangeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
while (pos < tokensLength) {
if (checkSC(pos)) content = content.concat(getSC());else if (checkDelim(pos)) content.push(getDelim());else if (checkUrange(pos)) content.push(getUrange());else break;
}
return newNode(type, content, line, column);
}
/**
* Check if token is unit
* @param {Number} i Token's index number
* @return {Number}
*/
function checkUnit(i) {
var units = ['em', 'ex', 'ch', 'rem', 'vh', 'vw', 'vmin', 'vmax', 'px', 'mm', 'q', 'cm', 'in', 'pt', 'pc', 'deg', 'grad', 'rad', 'turn', 's', 'ms', 'Hz', 'kHz', 'dpi', 'dpcm', 'dppx'];
return units.indexOf(tokens[i].value) !== -1 ? 1 : 0;
}
/**
* Get unit node of type ident
* @return {Node} An ident node containing the unit value
*/
function getUnit() {
var type = NodeType.IdentType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = token.value;
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token is a u-range (part of a unicode-range)
* (1) `U+416`
* (2) `U+400-4ff`
* (3) `U+4??`
* @param {number} i Token's index
* @return {number} Urange node's length
*/
function checkUrange(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
// Check for unicode prefix (u+ or U+)
if (tokens[i].value === 'U' || tokens[i].value === 'u') i += 1;else return 0;
if (i >= tokensLength) return 0;
if (tokens[i].value === '+') i += 1;else return 0;
while (i < tokensLength) {
if (l = checkIdent(i)) i += l;else if (l = checkNumber(i)) i += l;else if (l = checkUnary(i)) i += l;else if (l = _checkUnicodeWildcard(i)) i += l;else break;
}
tokens[start].urangeEnd = i - 1;
return i - start;
}
/**
* Get a u-range node (part of a unicode-range)
* @return {Node}
*/
function getUrange() {
var startPos = pos;
var type = NodeType.UrangeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
content = joinValues(startPos, tokens[startPos].urangeEnd);
pos = tokens[startPos].urangeEnd + 1;
return newNode(type, content, line, column);
}
/**
* Check for unicode wildcard characters `?`
* @param {number} i Token's index
* @return {number} Wildcard length
*/
function _checkUnicodeWildcard(i) {
var start = i;
if (i >= tokensLength) return 0;
while (i < tokensLength) {
if (tokens[i].type === TokenType.QuestionMark) i += 1;else break;
}
return i - start;
}
/**
* Check if token is part of URI (e.g. `url('/css/styles.css')`)
* @param {Number} i Token's index number
* @returns {Number} Length of URI
*/
function checkUri(i) {
var start = i;
if (i >= tokensLength || tokens[i++].value !== 'url' || i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
return tokens[i].right - start + 1;
}
/**
* Get node with URI
* @returns {Array} `['uri', x]` where `x` is URI's nodes (without `url`
* and braces, e.g. `['string', ''/css/styles.css'']`).
*/
function getUri() {
var startPos = pos;
var uriExcluding = {};
var uri = void 0;
var token = void 0;
var l = void 0;
var raw = void 0;
pos += 2;
uriExcluding[TokenType.Space] = 1;
uriExcluding[TokenType.Tab] = 1;
uriExcluding[TokenType.Newline] = 1;
uriExcluding[TokenType.LeftParenthesis] = 1;
uriExcluding[TokenType.RightParenthesis] = 1;
if (checkUri1(pos)) {
uri = [].concat(getSC()).concat([getString()]).concat(getSC());
} else {
uri = getSC();
l = checkExcluding(uriExcluding, pos);
token = tokens[pos];
raw = newNode(NodeType.RawType, joinValues(pos, pos + l), token.ln, token.col);
uri.push(raw);
pos += l + 1;
uri = uri.concat(getSC());
}
token = tokens[startPos];
var line = token.ln;
var column = token.col;
var end = getLastPosition(uri, line, column, 1);
pos++;
return newNode(NodeType.UriType, uri, line, column, end);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkUri1(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].type !== TokenType.StringDQ && tokens[i].type !== TokenType.StringSQ) {
return 0;
}
i++;
if (l = checkSC(i)) i += l;
return i - start;
}
/**
* Check if token is part of a value
* @param {Number} i Token's index number
* @returns {Number} Length of the value
*/
function checkValue(i) {
var start = i;
var l = void 0;
var s = void 0;
var _i = void 0;
while (i < tokensLength) {
s = checkSC(i);
_i = i + s;
if (l = _checkValue(_i)) i += l + s;
if (!l || checkBlock(_i)) break;
}
tokens[start].value_end = i;
return i - start;
}
/**
* @returns {Array}
*/
function getValue() {
var type = NodeType.ValueType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var end = tokens[pos].value_end;
var content = [];
var _pos = void 0;
var s = void 0;
while (pos < end) {
s = checkSC(pos);
_pos = pos + s;
if (!_checkValue(_pos)) break;
if (s) content = content.concat(getSC());
content.push(_getValue());
}
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function _checkValue(i) {
var l = void 0;
if (l = checkEscapedString(i)) tokens[i].value_child = 1;else if (l = checkInterpolatedVariable(i)) tokens[i].value_child = 2;else if (l = checkVariable(i)) tokens[i].value_child = 3;else if (l = checkVhash(i)) tokens[i].value_child = 4;else if (l = checkBlock(i)) tokens[i].value_child = 5;else if (l = checkProgid(i)) tokens[i].value_child = 6;else if (l = checkAny(i)) tokens[i].value_child = 7;else if (l = checkAtkeyword(i)) tokens[i].value_child = 8;else if (l = checkOperator(i)) tokens[i].value_child = 9;else if (l = checkImportant(i)) tokens[i].value_child = 10;
return l;
}
/**
* @returns {Array}
*/
function _getValue() {
var childType = tokens[pos].value_child;
if (childType === 1) return getEscapedString();
if (childType === 2) return getInterpolatedVariable();
if (childType === 3) return getVariable();
if (childType === 4) return getVhash();
if (childType === 5) return getBlock();
if (childType === 6) return getProgid();
if (childType === 7) return getAny();
if (childType === 8) return getAtkeyword();
if (childType === 9) return getOperator();
if (childType === 10) return getImportant();
}
/**
* Check if token is part of LESS variable
* @param {Number} i Token's index number
* @returns {Number} Length of the variable
*/
function checkVariable(i) {
var l = void 0;
if (i >= tokensLength || tokens[i].type !== TokenType.CommercialAt) return 0;
if (tokens[i - 1] && tokens[i - 1].type === TokenType.CommercialAt && tokens[i - 2] && tokens[i - 2].type === TokenType.CommercialAt) return 0;
return (l = checkVariable(i + 1) || checkIdent(i + 1)) ? l + 1 : 0;
}
/**
* Get node with a variable
* @returns {Array} `['variable', ['ident', x]]` where `x` is
* a variable name.
*/
function getVariable() {
var type = NodeType.VariableType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `$`.
pos++;
if (checkVariable(pos)) content.push(getVariable());else content.push(getIdent());
return newNode(type, content, line, column);
}
/**
* Check if token is part of a variables list (e.g. `@rest...`).
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkVariablesList(i) {
var d = 0; // Number of dots
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkVariable(i)) i += l;else return 0;
while (tokens[i] && tokens[i].type === TokenType.FullStop) {
d++;
i++;
}
return d === 3 ? l + d : 0;
}
/**
* Get node with a variables list
* @returns {Array} `['variableslist', ['variable', ['ident', x]]]` where
* `x` is a variable name.
*/
function getVariablesList() {
var type = NodeType.VariablesListType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [getVariable()];
var end = getLastPosition(content, line, column, 3);
// Skip `...`.
pos += 3;
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of a hexadecimal number (e.g. `#fff`) inside
* some value
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkVhash(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
// Skip `#`.
if (tokens[i].type === TokenType.NumberSign) i++;else return 0;
if (l = checkNmName2(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a hexadecimal number (e.g. `#fff`) inside some value
* @returns {Array} `['vhash', x]` where `x` is a hexadecimal number
* converted to string (without `#`, e.g. `'fff'`).
*/
function getVhash() {
var type = NodeType.VhashType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `#`.
pos++;
var content = getNmName2();
var end = getLastPosition(content, line, column + 1);
return newNode(type, content, line, column, end);
}
function checkSelectorsGroup(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkSelector(i)) i += l;else return 0;
while (i < tokensLength) {
var spaceBefore = checkSC(i);
var comma = checkDelim(i + spaceBefore);
if (!comma) break;
var spaceAfter = checkSC(i + spaceBefore + comma);
if (l = checkSelector(i + spaceBefore + comma + spaceAfter)) {
i += spaceBefore + comma + spaceAfter + l;
} else break;
}
tokens[start].selectorsGroupEnd = i;
return i - start;
}
function getSelectorsGroup() {
var selectorsGroup = [];
var selectorsGroupEnd = tokens[pos].selectorsGroupEnd;
selectorsGroup.push(getSelector());
while (pos < selectorsGroupEnd) {
selectorsGroup = selectorsGroup.concat(getSC(), getDelim(), getSC(), getSelector());
}
return selectorsGroup;
}
function checkSelector(i) {
var l = void 0;
if (l = checkSelector1(i)) tokens[i].selectorType = 1;else if (l = checkSelector2(i)) tokens[i].selectorType = 2;
return l;
}
function getSelector() {
var selectorType = tokens[pos].selectorType;
if (selectorType === 1) return getSelector1();else return getSelector2();
}
/**
* Checks for selector which starts with a compound selector.
*/
function checkSelector1(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkCompoundSelector(i)) i += l;else return 0;
while (i < tokensLength) {
var space = checkSC(i);
var comma = checkCombinator(i + space);
if (!space && !comma) break;
if (comma) {
i += space + comma;
space = checkSC(i);
}
if (l = checkCompoundSelector(i + space)) i += space + l;else break;
}
tokens[start].selectorEnd = i;
return i - start;
}
function getSelector1() {
var type = NodeType.SelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var selectorEnd = token.selectorEnd;
var content = getCompoundSelector();
while (pos < selectorEnd) {
if (checkSC(pos)) content = content.concat(getSC());else if (checkCombinator(pos)) content.push(getCombinator());else if (checkCompoundSelector(pos)) content = content.concat(getCompoundSelector());
}
return newNode(type, content, line, column);
}
/**
* Checks for a selector that starts with a combinator.
*/
function checkSelector2(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkCombinator(i)) i += l;else return 0;
while (i < tokensLength) {
var spaceBefore = checkSC(i);
if (l = checkCompoundSelector(i + spaceBefore)) i += spaceBefore + l;else break;
var spaceAfter = checkSC(i);
var comma = checkCombinator(i + spaceAfter);
if (!spaceAfter && !comma) break;
if (comma) {
i += spaceAfter + comma;
}
}
tokens[start].selectorEnd = i;
return i - start;
}
function getSelector2() {
var type = NodeType.SelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var selectorEnd = token.selectorEnd;
var content = [getCombinator()];
while (pos < selectorEnd) {
if (checkSC(pos)) content = content.concat(getSC());else if (checkCombinator(pos)) content.push(getCombinator());else if (checkCompoundSelector(pos)) content = content.concat(getCompoundSelector());
}
return newNode(type, content, line, column);
}
function checkCompoundSelector(i) {
var l = void 0;
if (l = checkCompoundSelector1(i)) {
tokens[i].compoundSelectorType = 1;
} else if (l = checkCompoundSelector2(i)) {
tokens[i].compoundSelectorType = 2;
}
return l;
}
function getCompoundSelector() {
var type = tokens[pos].compoundSelectorType;
if (type === 1) return getCompoundSelector1();
if (type === 2) return getCompoundSelector2();
}
function checkCompoundSelector1(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkUniversalSelector(i) || checkTypeSelector(i) || checkParentSelectorWithExtension(i)) i += l;else return 0;
while (i < tokensLength) {
var _l2 = checkShash(i) || checkClass(i) || checkAttributeSelector(i) || checkPseudo(i);
if (_l2) i += _l2;else break;
}
tokens[start].compoundSelectorEnd = i;
return i - start;
}
function getCompoundSelector1() {
var sequence = [];
var compoundSelectorEnd = tokens[pos].compoundSelectorEnd;
if (checkUniversalSelector(pos)) sequence.push(getUniversalSelector());else if (checkTypeSelector(pos)) sequence.push(getTypeSelector());else if (checkParentSelectorWithExtension(pos)) sequence = sequence.concat(getParentSelectorWithExtension());
while (pos < compoundSelectorEnd) {
if (checkShash(pos)) sequence.push(getShash());else if (checkClass(pos)) sequence.push(getClass());else if (checkAttributeSelector(pos)) sequence.push(getAttributeSelector());else if (checkPseudo(pos)) sequence.push(getPseudo());
}
return sequence;
}
function checkCompoundSelector2(i) {
if (i >= tokensLength) return 0;
var start = i;
while (i < tokensLength) {
var l = checkShash(i) || checkClass(i) || checkAttributeSelector(i) || checkPseudo(i);
if (l) i += l;else break;
}
tokens[start].compoundSelectorEnd = i;
return i - start;
}
function getCompoundSelector2() {
var sequence = [];
var compoundSelectorEnd = tokens[pos].compoundSelectorEnd;
while (pos < compoundSelectorEnd) {
if (checkShash(pos)) sequence.push(getShash());else if (checkClass(pos)) sequence.push(getClass());else if (checkAttributeSelector(pos)) sequence.push(getAttributeSelector());else if (checkPseudo(pos)) sequence.push(getPseudo());
}
return sequence;
}
function checkUniversalSelector(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkNamePrefix(i)) i += l;
if (tokens[i].type === TokenType.Asterisk) i++;else return 0;
return i - start;
}
function getUniversalSelector() {
var type = NodeType.UniversalSelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
var end = void 0;
if (checkNamePrefix(pos)) {
content.push(getNamePrefix());
end = getLastPosition(content, line, column, 1);
}
pos++;
return newNode(type, content, line, column, end);
}
function checkTypeSelector(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkNamePrefix(i)) i += l;
if (l = checkIdent(i)) i += l;else return 0;
return i - start;
}
function getTypeSelector() {
var type = NodeType.TypeSelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (checkNamePrefix(pos)) content.push(getNamePrefix());
content.push(getIdent());
return newNode(type, content, line, column);
}
function checkAttributeSelector(i) {
var l = void 0;
if (l = checkAttributeSelector1(i)) tokens[i].attributeSelectorType = 1;else if (l = checkAttributeSelector2(i)) tokens[i].attributeSelectorType = 2;
return l;
}
function getAttributeSelector() {
var type = tokens[pos].attributeSelectorType;
if (type === 1) return getAttributeSelector1();else return getAttributeSelector2();
}
/**
* (1) `[panda=nani]`
* (2) `[panda='nani']`
* (3) `[panda='nani' i]`
*
*/
function checkAttributeSelector1(i) {
var start = i;
if (tokens[i].type === TokenType.LeftSquareBracket) i++;else return 0;
var l = void 0;
if (l = checkSC(i)) i += l;
if (l = checkAttributeName(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkAttributeMatch(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkAttributeValue(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkAttributeFlags(i)) {
i += l;
if (l = checkSC(i)) i += l;
}
if (tokens[i].type === TokenType.RightSquareBracket) i++;else return 0;
return i - start;
}
function getAttributeSelector1() {
var type = NodeType.AttributeSelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `[`.
pos++;
content = content.concat(getSC(), getAttributeName(), getSC(), getAttributeMatch(), getSC(), getAttributeValue(), getSC());
if (checkAttributeFlags(pos)) {
content.push(getAttributeFlags());
content = content.concat(getSC());
}
// Skip `]`.
pos++;
var end = getLastPosition(content, line, column, 1);
return newNode(type, content, line, column, end);
}
/**
* (1) `[panda]`
*/
function checkAttributeSelector2(i) {
var start = i;
if (tokens[i].type === TokenType.LeftSquareBracket) i++;else return 0;
var l = void 0;
if (l = checkSC(i)) i += l;
if (l = checkAttributeName(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].type === TokenType.RightSquareBracket) i++;else return 0;
return i - start;
}
function getAttributeSelector2() {
var type = NodeType.AttributeSelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `[`.
pos++;
content = content.concat(getSC(), getAttributeName(), getSC());
// Skip `]`.
pos++;
var end = getLastPosition(content, line, column, 1);
return newNode(type, content, line, column, end);
}
function checkAttributeName(i) {
var start = i;
var l = void 0;
if (l = checkNamePrefix(i)) i += l;
if (l = checkIdent(i)) i += l;else return 0;
return i - start;
}
function getAttributeName() {
var type = NodeType.AttributeNameType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (checkNamePrefix(pos)) content.push(getNamePrefix());
content.push(getIdent());
return newNode(type, content, line, column);
}
function checkAttributeMatch(i) {
var l = void 0;
if (l = checkAttributeMatch1(i)) tokens[i].attributeMatchType = 1;else if (l = checkAttributeMatch2(i)) tokens[i].attributeMatchType = 2;
return l;
}
function getAttributeMatch() {
var type = tokens[pos].attributeMatchType;
if (type === 1) return getAttributeMatch1();else return getAttributeMatch2();
}
function checkAttributeMatch1(i) {
var start = i;
var type = tokens[i].type;
if (type === TokenType.Tilde || type === TokenType.VerticalLine || type === TokenType.CircumflexAccent || type === TokenType.DollarSign || type === TokenType.Asterisk) i++;else return 0;
if (tokens[i].type === TokenType.EqualsSign) i++;else return 0;
return i - start;
}
function getAttributeMatch1() {
var type = NodeType.AttributeMatchType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = tokens[pos].value + tokens[pos + 1].value;
pos += 2;
return newNode(type, content, line, column);
}
function checkAttributeMatch2(i) {
if (tokens[i].type === TokenType.EqualsSign) return 1;else return 0;
}
function getAttributeMatch2() {
var type = NodeType.AttributeMatchType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '=';
pos++;
return newNode(type, content, line, column);
}
function checkAttributeValue(i) {
return checkString(i) || checkIdent(i);
}
function getAttributeValue() {
var type = NodeType.AttributeValueType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (checkString(pos)) content.push(getString());else content.push(getIdent());
return newNode(type, content, line, column);
}
function checkAttributeFlags(i) {
return checkIdent(i);
}
function getAttributeFlags() {
var type = NodeType.AttributeFlagsType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [getIdent()];
return newNode(type, content, line, column);
}
function checkNamePrefix(i) {
if (i >= tokensLength) return 0;
var l = void 0;
if (l = checkNamePrefix1(i)) tokens[i].namePrefixType = 1;else if (l = checkNamePrefix2(i)) tokens[i].namePrefixType = 2;
return l;
}
function getNamePrefix() {
var type = tokens[pos].namePrefixType;
if (type === 1) return getNamePrefix1();else return getNamePrefix2();
}
/**
* (1) `panda|`
* (2) `panda<comment>|`
*/
function checkNamePrefix1(i) {
var start = i;
var l = void 0;
if (l = checkNamespacePrefix(i)) i += l;else return 0;
if (l = checkCommentML(i)) i += l;
if (l = checkNamespaceSeparator(i)) i += l;else return 0;
return i - start;
}
function getNamePrefix1() {
var type = NodeType.NamePrefixType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
content.push(getNamespacePrefix());
if (checkCommentML(pos)) content.push(getCommentML());
content.push(getNamespaceSeparator());
return newNode(type, content, line, column);
}
/**
* (1) `|`
*/
function checkNamePrefix2(i) {
return checkNamespaceSeparator(i);
}
function getNamePrefix2() {
var type = NodeType.NamePrefixType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [getNamespaceSeparator()];
return newNode(type, content, line, column);
}
/**
* (1) `*`
* (2) `panda`
*/
function checkNamespacePrefix(i) {
if (i >= tokensLength) return 0;
var l = void 0;
if (tokens[i].type === TokenType.Asterisk) return 1;else if (l = checkIdent(i)) return l;else return 0;
}
function getNamespacePrefix() {
var type = NodeType.NamespacePrefixType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (token.type === TokenType.Asterisk) {
var asteriskNode = newNode(NodeType.IdentType, '*', line, column);
content.push(asteriskNode);
pos++;
} else if (checkIdent(pos)) content.push(getIdent());
return newNode(type, content, line, column);
}
/**
* (1) `|`
*/
function checkNamespaceSeparator(i) {
if (i >= tokensLength) return 0;
if (tokens[i].type !== TokenType.VerticalLine) return 0;
// Return false if `|=` - [attr|=value]
if (tokens[i + 1] && tokens[i + 1].type === TokenType.EqualsSign) return 0;
return 1;
}
function getNamespaceSeparator() {
var type = NodeType.NamespaceSeparatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '|';
pos++;
return newNode(type, content, line, column);
}
module.exports = function (_tokens, context) {
tokens = _tokens;
tokensLength = tokens.length;
pos = 0;
return contexts[context]();
};
/***/ }),
/* 20 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
module.exports = function (css, tabSize) {
var TokenType = __webpack_require__(13);
var tokens = [];
var urlMode = false;
var c = void 0; // Current character
var cn = void 0; // Next character
var pos = 0;
var tn = 0;
var ln = 1;
var col = 1;
var Punctuation = {
' ': TokenType.Space,
'\n': TokenType.Newline,
'\r': TokenType.Newline,
'\t': TokenType.Tab,
'!': TokenType.ExclamationMark,
'"': TokenType.QuotationMark,
'#': TokenType.NumberSign,
'$': TokenType.DollarSign,
'%': TokenType.PercentSign,
'&': TokenType.Ampersand,
'\'': TokenType.Apostrophe,
'(': TokenType.LeftParenthesis,
')': TokenType.RightParenthesis,
'*': TokenType.Asterisk,
'+': TokenType.PlusSign,
',': TokenType.Comma,
'-': TokenType.HyphenMinus,
'.': TokenType.FullStop,
'/': TokenType.Solidus,
':': TokenType.Colon,
';': TokenType.Semicolon,
'<': TokenType.LessThanSign,
'=': TokenType.EqualsSign,
'>': TokenType.GreaterThanSign,
'?': TokenType.QuestionMark,
'@': TokenType.CommercialAt,
'[': TokenType.LeftSquareBracket,
']': TokenType.RightSquareBracket,
'^': TokenType.CircumflexAccent,
'_': TokenType.LowLine,
'{': TokenType.LeftCurlyBracket,
'|': TokenType.VerticalLine,
'}': TokenType.RightCurlyBracket,
'~': TokenType.Tilde
};
/**
* Add a token to the token list
* @param {string} type
* @param {string} value
*/
function pushToken(type, value, column) {
tokens.push({
tn: tn++,
ln: ln,
col: column,
type: type,
value: value
});
}
/**
* Check if a character is a decimal digit
* @param {string} c Character
* @returns {boolean}
*/
function isDecimalDigit(c) {
return '0123456789'.indexOf(c) >= 0;
}
/**
* Parse spaces
* @param {string} css Unparsed part of CSS string
*/
function parseSpaces(css) {
var start = pos;
// Read the string until we meet a non-space character:
for (; pos < css.length; pos++) {
if (css.charAt(pos) !== ' ') break;
}
// Add a substring containing only spaces to tokens:
pushToken(TokenType.Space, css.substring(start, pos--), col);
col += pos - start;
}
/**
* Parse a string within quotes
* @param {string} css Unparsed part of CSS string
* @param {string} q Quote (either `'` or `"`)
*/
function parseString(css, q) {
var start = pos;
// Read the string until we meet a matching quote:
for (pos++; pos < css.length; pos++) {
// Skip escaped quotes:
if (css.charAt(pos) === '\\') pos++;else if (css.charAt(pos) === q) break;
}
// Add the string (including quotes) to tokens:
var type = q === '"' ? TokenType.StringDQ : TokenType.StringSQ;
pushToken(type, css.substring(start, pos + 1), col);
col += pos - start;
}
/**
* Parse numbers
* @param {string} css Unparsed part of CSS string
*/
function parseDecimalNumber(css) {
var start = pos;
// Read the string until we meet a character that's not a digit:
for (; pos < css.length; pos++) {
if (!isDecimalDigit(css.charAt(pos))) break;
}
// Add the number to tokens:
pushToken(TokenType.DecimalNumber, css.substring(start, pos--), col);
col += pos - start;
}
/**
* Parse identifier
* @param {string} css Unparsed part of CSS string
*/
function parseIdentifier(css) {
var start = pos;
// Skip all opening slashes:
while (css.charAt(pos) === '/') {
pos++;
} // Read the string until we meet a punctuation mark:
for (; pos < css.length; pos++) {
// Skip all '\':
if (css.charAt(pos) === '\\') pos++;else if (css.charAt(pos) in Punctuation) break;
}
var ident = css.substring(start, pos--);
// Enter url mode if parsed substring is `url`:
if (!urlMode && ident === 'url' && css.charAt(pos + 1) === '(') {
urlMode = true;
}
// Add identifier to tokens:
pushToken(TokenType.Identifier, ident, col);
col += pos - start;
}
/**
* Parse a multiline comment
* @param {string} css Unparsed part of CSS string
*/
function parseMLComment(css) {
var start = pos;
// Read the string until we meet `*/`.
// Since we already know first 2 characters (`/*`), start reading
// from `pos + 2`:
for (pos = pos + 2; pos < css.length; pos++) {
if (css.charAt(pos) === '*' && css.charAt(pos + 1) === '/') {
pos++;
break;
}
}
// Add full comment (including `/*` and `*/`) to the list of tokens:
var comment = css.substring(start, pos + 1);
pushToken(TokenType.CommentML, comment, col);
var newlines = comment.split('\n');
if (newlines.length > 1) {
ln += newlines.length - 1;
col = newlines[newlines.length - 1].length;
} else {
col += pos - start;
}
}
/**
* Parse a single line comment
* @param {string} css Unparsed part of CSS string
*/
function parseSLComment(css) {
var start = pos;
// Read the string until we meet line break.
// Since we already know first 2 characters (`//`), start reading
// from `pos + 2`:
for (pos += 2; pos < css.length; pos++) {
if (css.charAt(pos) === '\n' || css.charAt(pos) === '\r') {
break;
}
}
// Add comment (including `//` and line break) to the list of tokens:
pushToken(TokenType.CommentSL, css.substring(start, pos--), col);
col += pos - start;
}
/**
* Convert a CSS string to a list of tokens
* @param {string} css CSS string
* @returns {Array} List of tokens
* @private
*/
function getTokens(css) {
// Parse string, character by character:
for (pos = 0; pos < css.length; col++, pos++) {
c = css.charAt(pos);
cn = css.charAt(pos + 1);
// If we meet `/*`, it's a start of a multiline comment.
// Parse following characters as a multiline comment:
if (c === '/' && cn === '*') {
parseMLComment(css);
}
// If we meet `//` and it is not a part of url:
else if (!urlMode && c === '/' && cn === '/') {
// If we're currently inside a block, treat `//` as a start
// of identifier. Else treat `//` as a start of a single-line
// comment:
parseSLComment(css);
}
// If current character is a double or single quote, it's a start
// of a string:
else if (c === '"' || c === "'") {
parseString(css, c);
}
// If current character is a space:
else if (c === ' ') {
parseSpaces(css);
}
// If current character is a punctuation mark:
else if (c in Punctuation) {
// Add it to the list of tokens:
pushToken(Punctuation[c], c, col);
if (c === '\n' || c === '\r') {
ln++;
col = 0;
} // Go to next line
if (c === ')') urlMode = false; // Exit url mode
else if (c === '\t' && tabSize > 1) col += tabSize - 1;
}
// If current character is a decimal digit:
else if (isDecimalDigit(c)) {
parseDecimalNumber(css);
}
// If current character is anything else:
else {
parseIdentifier(css);
}
}
return tokens;
}
return getTokens(css);
};
/***/ }),
/* 21 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
exports.__esModule = true;
exports.default = {
mark: __webpack_require__(22),
parse: __webpack_require__(23),
stringify: __webpack_require__(5),
tokenizer: __webpack_require__(24)
};
module.exports = exports['default'];
/***/ }),
/* 22 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var TokenType = __webpack_require__(13);
module.exports = function () {
/**
* Mark whitespaces and comments
*/
function markSC(tokens) {
var tokensLength = tokens.length;
var ws = -1; // Flag for whitespaces
var sc = -1; // Flag for whitespaces and comments
var t = void 0; // Current token
// For every token in the token list, mark spaces and line breaks
// as spaces (set both `ws` and `sc` flags). Mark multiline comments
// with `sc` flag.
// If there are several spaces or tabs or line breaks or multiline
// comments in a row, group them: take the last one's index number
// and save it to the first token in the group as a reference:
// e.g., `ws_last = 7` for a group of whitespaces or `sc_last = 9`
// for a group of whitespaces and comments.
for (var i = 0; i < tokensLength; i++) {
t = tokens[i];
switch (t.type) {
case TokenType.Space:
case TokenType.Tab:
t.ws = true;
t.sc = true;
if (ws === -1) ws = i;
if (sc === -1) sc = i;
break;
case TokenType.Newline:
t.ws = true;
t.sc = true;
ws = ws === -1 ? i : ws;
sc = sc === -1 ? i : ws;
tokens[ws].ws_last = i - 1;
tokens[sc].sc_last = i - 1;
tokens[i].ws_last = i;
tokens[i].sc_last = i;
ws = -1;
sc = -1;
break;
case TokenType.CommentML:
case TokenType.CommentSL:
if (ws !== -1) {
tokens[ws].ws_last = i - 1;
ws = -1;
}
t.sc = true;
break;
default:
if (ws !== -1) {
tokens[ws].ws_last = i - 1;
ws = -1;
}
if (sc !== -1) {
tokens[sc].sc_last = i - 1;
sc = -1;
}
}
}
if (ws !== -1) tokens[ws].ws_last = i - 1;
if (sc !== -1) tokens[sc].sc_last = i - 1;
}
/**
* Pair brackets
*/
function markBrackets(tokens) {
var tokensLength = tokens.length;
var ps = []; // Parentheses
var sbs = []; // Square brackets
var cbs = []; // Curly brackets
var t = void 0; // Current token
// For every token in the token list, if we meet an opening (left)
// bracket, push its index number to a corresponding array.
// If we then meet a closing (right) bracket, look at the corresponding
// array. If there are any elements (records about previously met
// left brackets), take a token of the last left bracket (take
// the last index number from the array and find a token with
// this index number) and save right bracket's index as a reference:
for (var i = 0; i < tokensLength; i++) {
t = tokens[i];
switch (t.type) {
case TokenType.LeftParenthesis:
ps.push(i);
break;
case TokenType.RightParenthesis:
if (ps.length) {
t.left = ps.pop();
tokens[t.left].right = i;
}
break;
case TokenType.LeftSquareBracket:
sbs.push(i);
break;
case TokenType.RightSquareBracket:
if (sbs.length) {
t.left = sbs.pop();
tokens[t.left].right = i;
}
break;
case TokenType.LeftCurlyBracket:
cbs.push(i);
break;
case TokenType.RightCurlyBracket:
if (cbs.length) {
t.left = cbs.pop();
tokens[t.left].right = i;
}
break;
}
}
}
function markBlocks(tokens) {
var i = 0;
var l = tokens.length;
var lines = [];
var whitespaceOnlyLines = [];
for (i = 0; i < l; i++) {
var lineStart = i;
var currentLineIndent = 0;
// Get all spaces.
while (i < l && (tokens[i].type === TokenType.Space || tokens[i].type === TokenType.Tab)) {
currentLineIndent += tokens[i].value.length;
i++;
}
lines.push([lineStart, currentLineIndent]);
var x = i;
while (i < l && tokens[i].type !== TokenType.Newline) {
i++;
}
if (x === i) {
whitespaceOnlyLines.push(lines.length - 1);
}
}
var levels = [0];
var blockStarts = [];
for (i = 0; i < lines.length; i++) {
var line = lines[i];
var token = line[0];
var indent = line[1];
var lastLevel = levels[levels.length - 1];
if (indent > lastLevel) {
blockStarts.push(token);
levels.push(indent);
} else {
// Check if line is whitespace-only.
var p = i;
while (true) {
if (whitespaceOnlyLines.indexOf(p) === -1) break;
p++;
}
if (i === p && indent === lastLevel) continue;
if (!lines[p]) {
continue;
}
indent = lines[p][1];
if (indent === lastLevel) {
i = p;
continue;
}
if (indent > lastLevel) {
blockStarts.push(token);
levels.push(lines[p][1]);
i = p;
continue;
}
while (true) {
var _lastLevel = levels.pop();
if (indent < _lastLevel) {
var start = blockStarts.pop();
tokens[start].block_end = token - 1;
} else {
levels.push(indent);
break;
}
}
}
}
blockStarts.forEach(function (start) {
tokens[start].block_end = tokens.length - 1;
});
}
return function (tokens) {
markBrackets(tokens);
markSC(tokens);
markBlocks(tokens);
};
}();
/***/ }),
/* 23 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var Node = __webpack_require__(1);
var NodeType = __webpack_require__(15);
var TokenType = __webpack_require__(13);
var tokens = void 0;
var tokensLength = void 0;
var pos = void 0;
var contexts = {
'arguments': function _arguments() {
return checkArguments(pos) && getArguments();
},
'atkeyword': function atkeyword() {
return checkAtkeyword(pos) && getAtkeyword();
},
'atrule': function atrule() {
return checkAtrule(pos) && getAtrule();
},
'attributeSelector': function attributeSelector() {
return checkAttributeSelector(pos) && getAttributeSelector();
},
'block': function block() {
return checkBlock(pos) && getBlock();
},
'brackets': function brackets() {
return checkBrackets(pos) && getBrackets();
},
'class': function _class() {
return checkClass(pos) && getClass();
},
'combinator': function combinator() {
return checkCombinator(pos) && getCombinator();
},
'commentML': function commentML() {
return checkCommentML(pos) && getCommentML();
},
'commentSL': function commentSL() {
return checkCommentSL(pos) && getCommentSL();
},
'condition': function condition() {
return checkCondition(pos) && getCondition();
},
'conditionalStatement': function conditionalStatement() {
return checkConditionalStatement(pos) && getConditionalStatement();
},
'declaration': function declaration() {
return checkDeclaration(pos) && getDeclaration();
},
'declDelim': function declDelim() {
return checkDeclDelim(pos) && getDeclDelim();
},
'default': function _default() {
return checkDefault(pos) && getDefault();
},
'delim': function delim() {
return checkDelim(pos) && getDelim();
},
'dimension': function dimension() {
return checkDimension(pos) && getDimension();
},
'expression': function expression() {
return checkExpression(pos) && getExpression();
},
'extend': function extend() {
return checkExtend(pos) && getExtend();
},
'function': function _function() {
return checkFunction(pos) && getFunction();
},
'global': function global() {
return checkGlobal(pos) && getGlobal();
},
'ident': function ident() {
return checkIdent(pos) && getIdent();
},
'important': function important() {
return checkImportant(pos) && getImportant();
},
'include': function include() {
return checkInclude(pos) && getInclude();
},
'interpolation': function interpolation() {
return checkInterpolation(pos) && getInterpolation();
},
'loop': function loop() {
return checkLoop(pos) && getLoop();
},
'mixin': function mixin() {
return checkMixin(pos) && getMixin();
},
'namespace': function namespace() {
return checkNamespace(pos) && getNamespace();
},
'number': function number() {
return checkNumber(pos) && getNumber();
},
'operator': function operator() {
return checkOperator(pos) && getOperator();
},
'optional': function optional() {
return checkOptional(pos) && getOptional();
},
'parentheses': function parentheses() {
return checkParentheses(pos) && getParentheses();
},
'parentselector': function parentselector() {
return checkParentSelector(pos) && getParentSelector();
},
'percentage': function percentage() {
return checkPercentage(pos) && getPercentage();
},
'placeholder': function placeholder() {
return checkPlaceholder(pos) && getPlaceholder();
},
'progid': function progid() {
return checkProgid(pos) && getProgid();
},
'property': function property() {
return checkProperty(pos) && getProperty();
},
'propertyDelim': function propertyDelim() {
return checkPropertyDelim(pos) && getPropertyDelim();
},
'pseudoc': function pseudoc() {
return checkPseudoc(pos) && getPseudoc();
},
'pseudoe': function pseudoe() {
return checkPseudoe(pos) && getPseudoe();
},
'ruleset': function ruleset() {
return checkRuleset(pos) && getRuleset();
},
's': function s() {
return checkS(pos) && getS();
},
'selector': function selector() {
return checkSelector(pos) && getSelector();
},
'shash': function shash() {
return checkShash(pos) && getShash();
},
'string': function string() {
return checkString(pos) && getString();
},
'stylesheet': function stylesheet() {
return checkStylesheet(pos) && getStylesheet();
},
'typeSelector': function typeSelector() {
return checkTypeSelector(pos) && getTypeSelector();
},
'unary': function unary() {
return checkUnary(pos) && getUnary();
},
'unicodeRange': function unicodeRange() {
return checkUnicodeRange(pos) && getUnicodeRange();
},
'universalSelector': function universalSelector() {
return checkUniversalSelector(pos) && getUniversalSelector();
},
'urange': function urange() {
return checkUrange(pos) && getUrange();
},
'uri': function uri() {
return checkUri(pos) && getUri();
},
'value': function value() {
return checkValue(pos) && getValue();
},
'variable': function variable() {
return checkVariable(pos) && getVariable();
},
'variableslist': function variableslist() {
return checkVariablesList(pos) && getVariablesList();
},
'vhash': function vhash() {
return checkVhash(pos) && getVhash();
}
};
/**
* Stops parsing and display error.
*
* @param {number=} i Token's index number
*/
function throwError(i) {
var ln = tokens[i].ln;
throw { line: ln, syntax: 'sass' };
}
/**
* @param {number} start
* @param {number} finish
* @return {string}
*/
function joinValues(start, finish) {
var s = '';
for (var i = start; i < finish + 1; i++) {
s += tokens[i].value;
}
return s;
}
/**
* @param {number} start
* @param {number} num
* @return {string}
*/
function joinValues2(start, num) {
if (start + num - 1 >= tokensLength) return;
var s = '';
for (var i = 0; i < num; i++) {
s += tokens[start + i].value;
}
return s;
}
/**
* @param {string|!Array} content
* @param {number} line
* @param {number} column
* @param {number} colOffset
*/
function getLastPosition(content, line, column, colOffset) {
return typeof content === 'string' ? getLastPositionForString(content, line, column, colOffset) : getLastPositionForArray(content, line, column, colOffset);
}
/**
* @param {string} content
* @param {number} line
* @param {number} column
* @param {number} colOffset
*/
function getLastPositionForString(content, line, column, colOffset) {
var position = [];
if (!content) {
position = [line, column];
if (colOffset) position[1] += colOffset - 1;
return position;
}
var lastLinebreak = content.lastIndexOf('\n');
var endsWithLinebreak = lastLinebreak === content.length - 1;
var splitContent = content.split('\n');
var linebreaksCount = splitContent.length - 1;
var prevLinebreak = linebreaksCount === 0 || linebreaksCount === 1 ? -1 : content.length - splitContent[linebreaksCount - 1].length - 2;
// Line:
var offset = endsWithLinebreak ? linebreaksCount - 1 : linebreaksCount;
position[0] = line + offset;
// Column:
if (endsWithLinebreak) {
offset = prevLinebreak !== -1 ? content.length - prevLinebreak : content.length - 1;
} else {
offset = linebreaksCount !== 0 ? content.length - lastLinebreak - column - 1 : content.length - 1;
}
position[1] = column + offset;
if (!colOffset) return position;
if (endsWithLinebreak) {
position[0]++;
position[1] = colOffset;
} else {
position[1] += colOffset;
}
return position;
}
/**
* @param {!Array} content
* @param {number} line
* @param {number} column
* @param {number} colOffset
*/
function getLastPositionForArray(content, line, column, colOffset) {
var position = void 0;
if (content.length === 0) {
position = [line, column];
} else {
var c = content[content.length - 1];
if (c.hasOwnProperty('end')) {
position = [c.end.line, c.end.column];
} else {
position = getLastPosition(c.content, line, column);
}
}
if (!colOffset) return position;
if (tokens[pos - 1] && tokens[pos - 1].type !== 'Newline') {
position[1] += colOffset;
} else {
position[0]++;
position[1] = 1;
}
return position;
}
/**
* @param {string} type
* @param {string|!Array} content
* @param {number} line
* @param {number} column
* @param {!Array} end
*/
function newNode(type, content, line, column, end) {
if (!end) end = getLastPosition(content, line, column);
return new Node({
type: type,
content: content,
start: {
line: line,
column: column
},
end: {
line: end[0],
column: end[1]
},
syntax: 'sass'
});
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function checkAny(i) {
var l = void 0;
if (l = checkBrackets(i)) tokens[i].any_child = 1;else if (l = checkParentheses(i)) tokens[i].any_child = 2;else if (l = checkString(i)) tokens[i].any_child = 3;else if (l = checkVariablesList(i)) tokens[i].any_child = 4;else if (l = checkVariable(i)) tokens[i].any_child = 5;else if (l = checkPlaceholder(i)) tokens[i].any_child = 6;else if (l = checkPercentage(i)) tokens[i].any_child = 7;else if (l = checkDimension(i)) tokens[i].any_child = 8;else if (l = checkUnicodeRange(i)) tokens[i].any_child = 9;else if (l = checkNumber(i)) tokens[i].any_child = 10;else if (l = checkUri(i)) tokens[i].any_child = 11;else if (l = checkExpression(i)) tokens[i].any_child = 12;else if (l = checkFunctionsList(i)) tokens[i].any_child = 13;else if (l = checkFunction(i)) tokens[i].any_child = 14;else if (l = checkInterpolation(i)) tokens[i].any_child = 15;else if (l = checkIdent(i)) tokens[i].any_child = 16;else if (l = checkClass(i)) tokens[i].any_child = 17;else if (l = checkUnary(i)) tokens[i].any_child = 18;else if (l = checkParentSelector(i)) tokens[i].any_child = 19;else if (l = checkImportant(i)) tokens[i].any_child = 20;else if (l = checkGlobal(i)) tokens[i].any_child = 21;else if (l = checkDefault(i)) tokens[i].any_child = 22;else if (l = checkOptional(i)) tokens[i].any_child = 23;
return l;
}
/**
* @return {!Node}
*/
function getAny() {
var childType = tokens[pos].any_child;
if (childType === 1) return getBrackets();
if (childType === 2) return getParentheses();
if (childType === 3) return getString();
if (childType === 4) return getVariablesList();
if (childType === 5) return getVariable();
if (childType === 6) return getPlaceholder();
if (childType === 7) return getPercentage();
if (childType === 8) return getDimension();
if (childType === 9) return getUnicodeRange();
if (childType === 10) return getNumber();
if (childType === 11) return getUri();
if (childType === 12) return getExpression();
if (childType === 13) return getFunctionsList();
if (childType === 14) return getFunction();
if (childType === 15) return getInterpolation();
if (childType === 16) return getIdent();
if (childType === 17) return getClass();
if (childType === 18) return getUnary();
if (childType === 19) return getParentSelector();
if (childType === 20) return getImportant();
if (childType === 21) return getGlobal();
if (childType === 22) return getDefault();
if (childType === 23) return getOptional();
}
/**
* Checks if token is part of mixin's arguments.
*
* @param {number} i Token's index number
* @return {number} Length of arguments
*/
function checkArguments(i) {
var start = i;
var l = void 0;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
// Skip `(`.
i++;
while (i < tokens[start].right) {
if (l = checkArgument(i)) i += l;else return 0;
}
return tokens[start].right - start + 1;
}
/**
* @return {Array}
*/
function getArguments() {
var type = NodeType.ArgumentsType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
var body = void 0;
// Skip `(`.
pos++;
while (pos < tokensLength && tokens[pos].type !== TokenType.RightParenthesis) {
if (checkSingleValueDeclaration(pos)) {
content.push(getSingleValueDeclaration());
} else if (checkArgument(pos)) {
body = getArgument();
if (typeof body.content === 'string') content.push(body);else content = content.concat(body);
} else if (checkClass(pos)) content.push(getClass());else throwError(pos);
}
var end = getLastPosition(content, line, column, 1);
// Skip `)`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* Checks if token is valid to be part of arguments list
* @param {number} i Token's index number
* @return {number} Length of argument
*/
function checkArgument(i) {
var l = void 0;
if (l = checkBrackets(i)) tokens[i].argument_child = 1;else if (l = checkParentheses(i)) tokens[i].argument_child = 2;else if (l = checkSingleValueDeclaration(i)) tokens[i].argument_child = 3;else if (l = checkFunctionsList(i)) tokens[i].argument_child = 4;else if (l = checkFunction(i)) tokens[i].argument_child = 5;else if (l = checkVariablesList(i)) tokens[i].argument_child = 6;else if (l = checkVariable(i)) tokens[i].argument_child = 7;else if (l = checkSC(i)) tokens[i].argument_child = 8;else if (l = checkDelim(i)) tokens[i].argument_child = 9;else if (l = checkDeclDelim(i)) tokens[i].argument_child = 10;else if (l = checkString(i)) tokens[i].argument_child = 11;else if (l = checkPercentage(i)) tokens[i].argument_child = 12;else if (l = checkDimension(i)) tokens[i].argument_child = 13;else if (l = checkNumber(i)) tokens[i].argument_child = 14;else if (l = checkUri(i)) tokens[i].argument_child = 15;else if (l = checkInterpolation(i)) tokens[i].argument_child = 16;else if (l = checkIdent(i)) tokens[i].argument_child = 17;else if (l = checkVhash(i)) tokens[i].argument_child = 18;else if (l = checkCustomProperty(i)) tokens[i].argument_child = 19;else if (l = checkOperator(i)) tokens[i].argument_child = 20;else if (l = checkUnary(i)) tokens[i].argument_child = 21;else if (l = checkParentSelector(i)) tokens[i].argument_child = 22;else if (l = checkImportant(i)) tokens[i].argument_child = 23;else if (l = checkGlobal(i)) tokens[i].argument_child = 24;else if (l = checkDefault(i)) tokens[i].argument_child = 25;else if (l = checkOptional(i)) tokens[i].argument_child = 26;
return l;
}
/**
* @return {!Node}
*/
function getArgument() {
var childType = tokens[pos].argument_child;
if (childType === 1) return getBrackets();
if (childType === 2) return getParentheses();
if (childType === 3) return getSingleValueDeclaration();
if (childType === 4) return getFunctionsList();
if (childType === 5) return getFunction();
if (childType === 6) return getVariablesList();
if (childType === 7) return getVariable();
if (childType === 8) return getSC();
if (childType === 9) return getDelim();
if (childType === 10) return getDeclDelim();
if (childType === 11) return getString();
if (childType === 12) return getPercentage();
if (childType === 13) return getDimension();
if (childType === 14) return getNumber();
if (childType === 15) return getUri();
if (childType === 16) return getInterpolation();
if (childType === 17) return getIdent();
if (childType === 18) return getVhash();
if (childType === 19) return getCustomProperty();
if (childType === 20) return getOperator();
if (childType === 21) return getUnary();
if (childType === 22) return getParentSelector();
if (childType === 23) return getImportant();
if (childType === 24) return getGlobal();
if (childType === 25) return getDefault();
if (childType === 26) return getOptional();
}
/**
* Checks if token is part of an @-word (e.g. `@import`, `@include`).
*
* @param {number} i Token's index number
* @return {number}
*/
function checkAtkeyword(i) {
var l = void 0;
// Check that token is `@`:
if (i >= tokensLength || tokens[i++].type !== TokenType.CommercialAt) return 0;
return (l = checkIdentOrInterpolation(i)) ? l + 1 : 0;
}
/**
* Gets node with @-word.
*
* @return {!Node}
*/
function getAtkeyword() {
var type = NodeType.AtkeywordType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `@`.
pos++;
var content = getIdentOrInterpolation();
return newNode(type, content, line, column);
}
/**
* Checks if token is a part of an @-rule.
*
* @param {number} i Token's index number
* @return {number} Length of @-rule
*/
function checkAtrule(i) {
var l = void 0;
if (i >= tokensLength) return 0;
// If token already has a record of being part of an @-rule,
// return the @-rule's length:
if (tokens[i].atrule_l !== undefined) return tokens[i].atrule_l;
// If token is part of an @-rule, save the rule's type to token.
// @keyframes:
if (l = checkKeyframesRule(i)) tokens[i].atrule_type = 4;
// @-rule with ruleset:
else if (l = checkAtruler(i)) tokens[i].atrule_type = 1;
// Block @-rule:
else if (l = checkAtruleb(i)) tokens[i].atrule_type = 2;
// Single-line @-rule:
else if (l = checkAtrules(i)) tokens[i].atrule_type = 3;else return 0;
// If token is part of an @-rule, save the rule's length to token:
tokens[i].atrule_l = l;
return l;
}
/**
* Gets node with @-rule.
*
* @return {!Node}
*/
function getAtrule() {
var childType = tokens[pos].atrule_type;
if (childType === 1) return getAtruler(); // @-rule with ruleset
if (childType === 2) return getAtruleb(); // Block @-rule
if (childType === 3) return getAtrules(); // Single-line @-rule
if (childType === 4) return getKeyframesRule();
}
/**
* Checks if token is part of a block @-rule.
*
* @param {number} i Token's index number
* @return {number} Length of the @-rule
*/
function checkAtruleb(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (l = checkTsets(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
/**
* Gets node with a block @-rule.
*
* @return {!Node}
*/
function getAtruleb() {
var type = NodeType.AtruleType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getTsets(), getBlock());
return newNode(type, content, line, column);
}
/**
* Checks if token is part of an @-rule with ruleset.
*
* @param {number} i Token's index number
* @return {number} Length of the @-rule
*/
function checkAtruler(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (l = checkTsets(i)) i += l;
if (l = checkAtrulers(i)) i += l;else return 0;
return i - start;
}
/**
* Gets node with an @-rule with ruleset.
*
* @return {!Node}
*/
function getAtruler() {
var type = NodeType.AtruleType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getTsets(), getAtrulers());
return newNode(type, content, line, column);
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function checkAtrulers(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
var blockEnd = tokens[i].block_end;
if (!blockEnd) return 0;
while (i < blockEnd) {
if (l = checkSC(i)) tokens[i].atrulers_child = 1;else if (l = checkAtrule(i)) tokens[i].atrulers_child = 2;else if (l = checkRuleset(i)) tokens[i].atrulers_child = 3;else return 0;
i += l;
}
if (i < tokensLength) tokens[i].atrulers_end = 1;
return i - start;
}
/**
* @return {!Node}
*/
function getAtrulers() {
var type = NodeType.BlockType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = getSC();
while (pos < tokensLength && !tokens[pos].atrulers_end) {
var childType = tokens[pos].atrulers_child;
if (childType === 1) content = content.concat(getSC());else if (childType === 2) content.push(getAtrule());else if (childType === 3) content.push(getRuleset());else break;
}
var end = getLastPosition(content, line, column);
return newNode(type, content, line, column, end);
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function checkAtrules(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (l = checkTsets(i)) i += l;
return i - start;
}
/**
* @return {!Node}
*/
function getAtrules() {
var type = NodeType.AtruleType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getTsets());
return newNode(type, content, line, column);
}
/**
* Checks if token is part of a block (e.g. `{...}`).
*
* @param {number} i Token's index number
* @return {number} Length of the block
*/
function checkBlock(i) {
return i < tokensLength && tokens[i].block_end ? tokens[i].block_end - i + 1 : 0;
}
/**
* Gets node with a block.
*
* @return {!Node}
*/
function getBlock() {
var type = NodeType.BlockType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var end = tokens[pos].block_end;
var content = [];
while (pos < end) {
if (checkBlockdecl(pos)) content = content.concat(getBlockdecl());else throwError(pos);
}
return newNode(type, content, line, column);
}
/**
* Checks if token is part of a declaration (property-value pair).
*
* @param {number} i Token's index number
* @return {number} Length of the declaration
*/
function checkBlockdecl(i) {
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkBlockdecl7(i)) tokens[i].bd_type = 7;else if (l = checkBlockdecl5(i)) tokens[i].bd_type = 5;else if (l = checkBlockdecl6(i)) tokens[i].bd_type = 6;else if (l = checkBlockdecl1(i)) tokens[i].bd_type = 1;else if (l = checkBlockdecl2(i)) tokens[i].bd_type = 2;else if (l = checkBlockdecl3(i)) tokens[i].bd_type = 3;else if (l = checkBlockdecl4(i)) tokens[i].bd_type = 4;else return 0;
return l;
}
/**
* @return {!Array}
*/
function getBlockdecl() {
var childType = tokens[pos].bd_type;
if (childType === 1) return getBlockdecl1();
if (childType === 2) return getBlockdecl2();
if (childType === 3) return getBlockdecl3();
if (childType === 4) return getBlockdecl4();
if (childType === 5) return getBlockdecl5();
if (childType === 6) return getBlockdecl6();
if (childType === 7) return getBlockdecl7();
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function checkBlockdecl1(i) {
var start = i;
var l = void 0;
if (l = checkInclude(i)) tokens[i].bd_kind = 2;else if (l = checkDeclaration(i)) tokens[i].bd_kind = 5;else if (l = checkAtrule(i)) tokens[i].bd_kind = 6;else return 0;
i += l;
if (tokens[start].bd_kind === 2 && [2, 4, 6, 8].indexOf(tokens[start].include_type) === -1) return 0;
if (tokens[start].bd_kind === 6 && tokens[start].atrule_type === 3) return 0;
while (i < tokensLength) {
if (l = checkDeclDelim(i)) return i + l - start;
if (l = checkS(i)) i += l;else if (l = checkCommentSL(i)) i += l;else break;
}
return 0;
}
/**
* @return {!Array}
*/
function getBlockdecl1() {
var content = [];
var _content = [];
switch (tokens[pos].bd_kind) {
case 2:
content.push(getInclude());
break;
case 5:
content.push(getDeclaration());
break;
case 6:
content.push(getAtrule());
break;
}
while (pos < tokensLength) {
var _pos = pos;
if (checkDeclDelim(pos)) {
_content.push(getDeclDelim());
content = content.concat(_content);
break;
}
if (checkS(pos)) _content.push(getS());else if (checkCommentSL(pos)) _content.push(getCommentSL());else {
pos = _pos;
break;
}
}
return content;
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function checkBlockdecl2(i) {
var start = i;
var l = void 0;
if (l = checkConditionalStatement(i)) tokens[i].bd_kind = 1;else if (l = checkInclude(i)) tokens[i].bd_kind = 2;else if (l = checkExtend(i)) tokens[i].bd_kind = 4;else if (l = checkMixin(i)) tokens[i].bd_kind = 8;else if (l = checkLoop(i)) tokens[i].bd_kind = 3;else if (l = checkRuleset(i)) tokens[i].bd_kind = 7;else if (l = checkDeclaration(i)) tokens[i].bd_kind = 5;else if (l = checkAtrule(i)) tokens[i].bd_kind = 6;else return 0;
i += l;
while (i < tokensLength) {
if (l = checkS(i)) i += l;else if (l = checkCommentSL(i)) i += l;else break;
}
return i - start;
}
/**
* @return {!Array}
*/
function getBlockdecl2() {
var content = [];
switch (tokens[pos].bd_kind) {
case 1:
content.push(getConditionalStatement());
break;
case 2:
content.push(getInclude());
break;
case 3:
content.push(getLoop());
break;
case 4:
content.push(getExtend());
break;
case 5:
content.push(getDeclaration());
break;
case 6:
content.push(getAtrule());
break;
case 7:
content.push(getRuleset());
break;
case 8:
content.push(getMixin());
break;
}
while (pos < tokensLength) {
if (checkS(pos)) content.push(getS());else if (checkCommentSL(pos)) content.push(getCommentSL());else break;
}
return content;
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function checkBlockdecl3(i) {
var start = i;
var l = void 0;
if (l = checkConditionalStatement(i)) tokens[i].bd_kind = 1;else if (l = checkInclude(i)) tokens[i].bd_kind = 2;else if (l = checkExtend(i)) tokens[i].bd_kind = 4;else if (l = checkLoop(i)) tokens[i].bd_kind = 3;else if (l = checkRuleset(i)) tokens[i].bd_kind = 7;else if (l = checkDeclaration(i)) tokens[i].bd_kind = 5;else if (l = checkAtrule(i)) tokens[i].bd_kind = 6;else return 0;
i += l;
return i - start;
}
/**
* @return {!Array}
*/
function getBlockdecl3() {
var content = void 0;
switch (tokens[pos].bd_kind) {
case 1:
content = getConditionalStatement();
break;
case 2:
content = getInclude();
break;
case 3:
content = getLoop();
break;
case 4:
content = getExtend();
break;
case 5:
content = getDeclaration();
break;
case 6:
content = getAtrule();
break;
case 7:
content = getRuleset();
break;
}
return [content];
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function checkBlockdecl4(i) {
return checkSC(i);
}
/**
* @return {!Array}
*/
function getBlockdecl4() {
return getSC();
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function checkBlockdecl5(i) {
var start = i;
var l = void 0;
if (l = checkInclude(i)) i += l;else if (l = checkRuleset(i)) i += l;else return 0;
while (i < tokensLength) {
if (l = checkS(i)) i += l;else if (l = checkCommentSL(i)) i += l;else break;
}
return i - start;
}
/**
* @return {!Array}
*/
function getBlockdecl5() {
var content = [];
if (checkInclude(pos)) content.push(getInclude());else content.push(getRuleset());
while (pos < tokensLength) {
if (checkS(pos)) content.push(getS());else if (checkCommentSL(pos)) content.push(getCommentSL());else break;
}
return content;
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function checkBlockdecl6(i) {
var start = i;
var l = void 0;
if (l = checkInclude(i)) i += l;else if (l = checkRuleset(i)) i += l;else return 0;
return i - start;
}
/**
* @return {!Array}
*/
function getBlockdecl6() {
var content = void 0;
if (checkInclude(pos)) content = getInclude();else content = getRuleset();
return [content];
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function checkBlockdecl7(i) {
var start = i;
var l = void 0;
if (l = checkInclude(i)) i += l;else return 0;
if ([2, 4, 6, 8].indexOf(tokens[start].include_type) === -1) return 0;
while (i < tokensLength) {
if (l = checkDeclDelim(i)) return i + l - start;
if (l = checkS(i)) i += l;else if (l = checkCommentSL(i)) i += l;else break;
}
return 0;
}
/**
* @return {!Array}
*/
function getBlockdecl7() {
var content = [];
var _content = [];
content.push(getInclude());
while (pos < tokensLength) {
var _pos = pos;
if (checkDeclDelim(pos)) {
_content.push(getDeclDelim());
content = content.concat(_content);
break;
}
if (checkS(pos)) _content.push(getS());else if (checkCommentSL(pos)) _content.push(getCommentSL());else {
pos = _pos;
break;
}
}
return content;
}
/**
* Checks if token is part of text inside square brackets, e.g. `[1]`.
*
* @param {number} i Token's index number
* @return {number}
*/
function checkBrackets(i) {
if (i >= tokensLength) return 0;
var start = i;
// Skip `[`.
if (tokens[i].type === TokenType.LeftSquareBracket) i++;else return 0;
if (i < tokens[start].right) {
var l = checkTsets(i);
if (l) i += l;else return 0;
}
// Skip `]`.
i++;
return i - start;
}
/**
* Gets node with text inside square brackets, e.g. `[1]`.
*
* @return {!Node}
*/
function getBrackets() {
var type = NodeType.BracketsType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var right = token.right;
var content = [];
// Skip `[`.
pos++;
if (pos < right) {
content = getTsets();
}
var end = getLastPosition(content, line, column, 1);
// Skip `]`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* Checks if token is part of a class selector (e.g. `.abc`).
*
* @param {number} i Token's index number
* @return {number} Length of the class selector
*/
function checkClass(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (tokens[i].class_l) return tokens[i].class_l;
// Skip `.`.
if (tokens[i].type === TokenType.FullStop) i++;else return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
while (i < tokensLength) {
if (l = checkIdentOrInterpolation(i)) {
tokens[start].class_l = l + 1;
i += l;
} else break;
}
tokens[start].classEnd = i;
return i - start;
}
/**
* Gets node with a class selector.
*
* @return {!Node}
*/
function getClass() {
var type = NodeType.ClassType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var end = token.classEnd;
var content = [];
// Skip `.`
pos++;
while (pos < end) {
if (checkIdentOrInterpolation(pos)) {
content = content.concat(getIdentOrInterpolation());
} else break;
}
return newNode(type, content, line, column);
}
/**
* @param {number} i
* @return {number}
*/
function checkCombinator(i) {
if (i >= tokensLength) return 0;
var l = void 0;
if (l = checkCombinator1(i)) tokens[i].combinatorType = 1;else if (l = checkCombinator2(i)) tokens[i].combinatorType = 2;else if (l = checkCombinator3(i)) tokens[i].combinatorType = 3;else if (l = checkCombinator4(i)) tokens[i].combinatorType = 4;
return l;
}
/**
* @return {!Node}
*/
function getCombinator() {
var type = tokens[pos].combinatorType;
if (type === 1) return getCombinator1();
if (type === 2) return getCombinator2();
if (type === 3) return getCombinator3();
if (type === 4) return getCombinator4();
}
/**
* (1) `>>>`
*
* @param {Number} i
* @return {Number}
*/
function checkCombinator1(i) {
if (i < tokensLength && tokens[i++].type === TokenType.GreaterThanSign && i < tokensLength && tokens[i++].type === TokenType.GreaterThanSign && i < tokensLength && tokens[i++].type === TokenType.GreaterThanSign) return 3;
return 0;
}
/**
* @return {Node}
*/
function getCombinator1() {
var type = NodeType.CombinatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '>>>';
// Skip combinator
pos += 3;
return newNode(type, content, line, column);
}
/**
* (1) `||`
* (2) `>>`
*
* @param {number} i
* @return {number}
*/
function checkCombinator2(i) {
if (i + 1 >= tokensLength) return 0;
if (tokens[i].type === TokenType.VerticalLine && tokens[i + 1].type === TokenType.VerticalLine) return 2;
if (tokens[i].type === TokenType.GreaterThanSign && tokens[i + 1].type === TokenType.GreaterThanSign) return 2;
return 0;
}
/**
* @return {!Node}
*/
function getCombinator2() {
var type = NodeType.CombinatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '' + token.value + tokens[pos + 1].value;
// Skip combinator
pos += 2;
return newNode(type, content, line, column);
}
/**
* (1) `>`
* (2) `+`
* (3) `~`
*
* @param {number} i
* @return {number}
*/
function checkCombinator3(i) {
var type = tokens[i].type;
if (type === TokenType.PlusSign || type === TokenType.GreaterThanSign || type === TokenType.Tilde) return 1;else return 0;
}
/**
* @return {Node}
*/
function getCombinator3() {
var type = NodeType.CombinatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = token.value;
// Skip combinator
pos++;
return newNode(type, content, line, column);
}
/**
* (1) `/panda/`
*/
function checkCombinator4(i) {
var start = i;
if (tokens[i].type === TokenType.Solidus) i++;else return 0;
var l = void 0;
if (l = checkIdent(i)) i += l;else return 0;
if (tokens[i].type === TokenType.Solidus) i++;else return 0;
return i - start;
}
/**
* @return {Node}
*/
function getCombinator4() {
var type = NodeType.CombinatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `/`.
pos++;
var ident = getIdent();
// Skip `/`.
pos++;
var content = '/' + ident.content + '/';
return newNode(type, content, line, column);
}
/**
* Check if token is a multiline comment.
* @param {number} i Token's index number
* @return {number} `1` if token is a multiline comment, otherwise `0`
*/
function checkCommentML(i) {
return i < tokensLength && tokens[i].type === TokenType.CommentML ? 1 : 0;
}
/**
* Get node with a multiline comment
* @return {Array} `['commentML', x]` where `x`
* is the comment's text (without `/*` and `* /`).
*/
function getCommentML() {
var type = NodeType.CommentMLType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = tokens[pos].value.substring(2);
var end = getLastPosition(content, line, column + 2);
if (content.endsWith('*/')) {
content = content.substring(0, content.length - 2);
}
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of a single-line comment.
* @param {number} i Token's index number
* @return {number} `1` if token is a single-line comment, otherwise `0`
*/
function checkCommentSL(i) {
return i < tokensLength && tokens[i].type === TokenType.CommentSL ? 1 : 0;
}
/**
* Get node with a single-line comment.
* @return {Array} `['commentSL', x]` where `x` is comment's message
* (without `//`)
*/
function getCommentSL() {
var type = NodeType.CommentSLType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = tokens[pos++].value.substring(2);
var end = !content ? [line, column + 1] : getLastPosition(content, line, column + 2);
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of a condition
* (e.g. `@if ...`, `@else if ...` or `@else ...`).
* @param {number} i Token's index number
* @return {number} Length of the condition
*/
function checkCondition(i) {
var start = i;
var l = void 0;
var _i = void 0;
var s = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (['if', 'else'].indexOf(tokens[start + 1].value) < 0) return 0;
while (i < tokensLength) {
if (l = checkBlock(i)) break;
s = checkSC(i);
_i = i + s;
if (l = _checkCondition(_i)) i += l + s;else break;
}
return i - start;
}
function _checkCondition(i) {
return checkVariable(i) || checkNumber(i) || checkInterpolation(i) || checkIdent(i) || checkOperator(i) || checkCombinator(i) || checkString(i);
}
/**
* Get node with a condition.
* @return {Array} `['condition', x]`
*/
function getCondition() {
var type = NodeType.ConditionType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
var s = void 0;
var _pos = void 0;
content.push(getAtkeyword());
while (pos < tokensLength) {
if (checkBlock(pos)) break;
s = checkSC(pos);
_pos = pos + s;
if (!_checkCondition(_pos)) break;
if (s) content = content.concat(getSC());
content.push(_getCondition());
}
return newNode(type, content, line, column);
}
function _getCondition() {
if (checkVariable(pos)) return getVariable();
if (checkNumber(pos)) return getNumber();
if (checkInterpolation(pos)) return getInterpolation();
if (checkIdent(pos)) return getIdent();
if (checkOperator(pos)) return getOperator();
if (checkCombinator(pos)) return getCombinator();
if (checkString(pos)) return getString();
}
/**
* Check if token is part of a conditional statement
* (e.g. `@if ... {} @else if ... {} @else ... {}`).
* @param {number} i Token's index number
* @return {number} Length of the condition
*/
function checkConditionalStatement(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkCondition(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a condition.
* @return {Array} `['condition', x]`
*/
function getConditionalStatement() {
var type = NodeType.ConditionalStatementType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getCondition(), getSC(), getBlock());
return newNode(type, content, line, column);
}
/**
* Check if token is part of a declaration (property-value pair)
* @param {number} i Token's index number
* @return {number} Length of the declaration
*/
function checkDeclaration(i) {
return checkDeclaration1(i) || checkDeclaration2(i);
}
/**
* Get node with a declaration
* @return {Array} `['declaration', ['property', x], ['propertyDelim'],
* ['value', y]]`
*/
function getDeclaration() {
return checkDeclaration1(pos) ? getDeclaration1() : getDeclaration2();
}
/**
* Check if token is part of a declaration (property-value pair)
* @param {number} i Token's index number
* @return {number} Length of the declaration
*/
function checkDeclaration1(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkProperty(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkPropertyDelim(i)) i++;else return 0;
if (l = checkValue(i)) return i + l - start;
if (l = checkS(i)) i += l;
if (l = checkValue(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a declaration
* @return {Array} `['declaration', ['property', x], ['propertyDelim'],
* ['value', y]]`
*/
function getDeclaration1() {
var type = NodeType.DeclarationType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
content.push(getProperty());
if (checkS(pos)) content.push(getS());
content.push(getPropertyDelim());
if (checkS(pos)) content.push(getS());
content.push(getValue());
return newNode(type, content, line, column);
}
/**
* Check if token is part of a declaration (property-value pair)
* @param {number} i Token's index number
* @return {number} Length of the declaration
*/
function checkDeclaration2(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkPropertyDelim(i)) i++;else return 0;
if (l = checkProperty(i)) i += l;else return 0;
if (l = checkValue(i)) return i + l - start;
if (l = checkSC(i)) i += l;
if (l = checkValue(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a declaration
* @return {Array} `['declaration', ['propertyDelim'], ['property', x],
* ['value', y]]`
*/
function getDeclaration2() {
var type = NodeType.DeclarationType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getPropertyDelim(), getProperty(), getSC(), getValue());
return newNode(type, content, line, column);
}
/**
* @param {number} i Token's index number
* @returns {number} Length of the declaration
*/
function checkSingleValueDeclaration(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkProperty(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkPropertyDelim(i)) i++;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkSingleValue(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a declaration
* @returns {Array} `['declaration', ['property', x], ['propertyDelim'],
* ['value', y]]`
*/
function getSingleValueDeclaration() {
var type = NodeType.DeclarationType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getProperty(), getSC(), getPropertyDelim(), getSC(), getSingleValue());
return newNode(type, content, line, column);
}
/**
* Check if token is a semicolon
* @param {number} i Token's index number
* @return {number} `1` if token is a semicolon, otherwise `0`
*/
function checkDeclDelim(i) {
if (i >= tokensLength) return 0;
return tokens[i].type === TokenType.Newline || tokens[i].type === TokenType.Semicolon ? 1 : 0;
}
/**
* Get node with a semicolon
* @return {Array} `['declDelim']`
*/
function getDeclDelim() {
var type = NodeType.DeclDelimType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '\n';
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token if part of `!default` word.
* @param {number} i Token's index number
* @return {number} Length of the `!default` word
*/
function checkDefault(i) {
var start = i;
var l = void 0;
if (i >= tokensLength || tokens[i++].type !== TokenType.ExclamationMark) return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].value === 'default') {
tokens[start].defaultEnd = i;
return i - start + 1;
} else {
return 0;
}
}
/**
* Get node with a `!default` word
* @return {Array} `['default', sc]` where `sc` is optional whitespace
*/
function getDefault() {
var type = NodeType.DefaultType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = joinValues(pos, token.defaultEnd);
pos = token.defaultEnd + 1;
return newNode(type, content, line, column);
}
/**
* Check if token is a comma
* @param {number} i Token's index number
* @return {number} `1` if token is a comma, otherwise `0`
*/
function checkDelim(i) {
return i < tokensLength && tokens[i].type === TokenType.Comma ? 1 : 0;
}
/**
* Get node with a comma
* @return {Array} `['delim']`
*/
function getDelim() {
var type = NodeType.DelimType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = ',';
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token is part of a number with dimension unit (e.g. `10px`)
* @param {Number} i Token's index number
* @return {Number}
*/
function checkDimension(i) {
var ln = checkNumber(i);
var li = void 0;
if (i >= tokensLength || !ln || i + ln >= tokensLength) return 0;
return (li = checkUnit(i + ln)) ? ln + li : 0;
}
/**
* Get node of a number with dimension unit
* @return {Node}
*/
function getDimension() {
var type = NodeType.DimensionType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [getNumber(), getUnit()];
return newNode(type, content, line, column);
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function checkExpression(i) {
var start = i;
if (i >= tokensLength || tokens[i++].value !== 'expression' || i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) {
return 0;
}
return tokens[i].right - start + 1;
}
/**
* @return {Array}
*/
function getExpression() {
var type = NodeType.ExpressionType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
pos++;
var content = joinValues(pos + 1, tokens[pos].right - 1);
var end = getLastPosition(content, line, column, 1);
if (end[0] === line) end[1] += 11;
pos = tokens[pos].right + 1;
return newNode(type, content, line, column, end);
}
function checkExtend(i) {
if (i >= tokensLength) return 0;
var l = void 0;
if (l = checkExtend1(i)) tokens[i].extend_child = 1;else if (l = checkExtend2(i)) tokens[i].extend_child = 2;
return l;
}
function getExtend() {
var childType = tokens[pos].extend_child;
if (childType === 1) return getExtend1();
if (childType === 2) return getExtend2();
}
/**
* Checks if token is part of an extend with `!optional` flag.
* @param {number} i
*/
function checkExtend1(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (tokens[start + 1].value !== 'extend') return 0;
if (l = checkSC(i)) i += l;else return 0;
if (l = checkSelectorsGroup(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;else return 0;
if (l = checkOptional(i)) i += l;else return 0;
return i - start;
}
function getExtend1() {
var type = NodeType.ExtendType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getSC(), getSelectorsGroup(), getSC(), getOptional());
return newNode(type, content, line, column);
}
/**
* Checks if token is part of an extend without `!optional` flag.
* @param {number} i
*/
function checkExtend2(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (tokens[start + 1].value !== 'extend') return 0;
if (l = checkSC(i)) i += l;else return 0;
if (l = checkSelectorsGroup(i)) i += l;else return 0;
return i - start;
}
function getExtend2() {
var type = NodeType.ExtendType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getSC(), getSelectorsGroup());
return newNode(type, content, line, column);
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function checkFunction(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
return i < tokensLength && tokens[i].type === TokenType.LeftParenthesis ? tokens[i].right - start + 1 : 0;
}
/**
* @return {Array}
*/
function getFunction() {
var type = NodeType.FunctionType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getIdentOrInterpolation(), getArguments());
return newNode(type, content, line, column);
}
/**
* Check if token is part of a functions list (e.g. `function(value)...`).
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkFunctionsList(i) {
var d = 0; // Number of dots
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkFunction(i)) i += l;else return 0;
while (i < tokensLength && tokens[i].type === TokenType.FullStop) {
d++;
i++;
}
return d === 3 ? l + d : 0;
}
/**
* Get node with a functions list
* @returns {Array}
*/
function getFunctionsList() {
var type = NodeType.FunctionsListType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [getFunction()];
var end = getLastPosition(content, line, column, 3);
// Skip `...`.
pos += 3;
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of `!global` word
* @param {number} i Token's index number
* @return {number}
*/
function checkGlobal(i) {
var start = i;
var l = void 0;
if (i >= tokensLength || tokens[i++].type !== TokenType.ExclamationMark) return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].value === 'global') {
tokens[start].globalEnd = i;
return i - start + 1;
} else {
return 0;
}
}
/**
* Get node with `!global` word
*/
function getGlobal() {
var type = NodeType.GlobalType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = joinValues(pos, token.globalEnd);
pos = token.globalEnd + 1;
return newNode(type, content, line, column);
}
/**
* Check if token is part of an identifier
* @param {number} i Token's index number
* @return {number} Length of the identifier
*/
function checkIdent(i) {
var start = i;
if (i >= tokensLength) return 0;
// Check if token is part of a negative number
if (tokens[i].type === TokenType.HyphenMinus && tokens[i + 1].type === TokenType.DecimalNumber) return 0;
if (tokens[i].type === TokenType.HyphenMinus) i++;
if (checkInterpolation(i)) {
tokens[start].ident_last = i - 1;
return i - start;
}
if (tokens[i].type === TokenType.LowLine || tokens[i].type === TokenType.Identifier) i++;else return 0;
for (; i < tokensLength; i++) {
if (tokens[i].type !== TokenType.HyphenMinus && tokens[i].type !== TokenType.LowLine && tokens[i].type !== TokenType.Identifier && tokens[i].type !== TokenType.DecimalNumber) break;
}
tokens[start].ident_last = i - 1;
return i - start;
}
/**
* Get node with an identifier
* @return {Array} `['ident', x]` where `x` is identifier's name
*/
function getIdent() {
var type = NodeType.IdentType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = joinValues(pos, tokens[pos].ident_last);
pos = tokens[pos].ident_last + 1;
return newNode(type, content, line, column);
}
/**
* @param {number} i Token's index number
* @returns {number} Length of the identifier
*/
function checkPartialIdent(i) {
var start = i;
if (i >= tokensLength) return 0;
for (; i < tokensLength; i++) {
if (tokens[i].type !== TokenType.HyphenMinus && tokens[i].type !== TokenType.LowLine && tokens[i].type !== TokenType.Identifier && tokens[i].type !== TokenType.DecimalNumber) break;
}
tokens[start].ident_last = i - 1;
return i - start;
}
/**
* @param {number} i Token's index number
* @returns {number} Length of the identifier
*/
function checkIdentOrInterpolation(i) {
var start = i;
var l = void 0;
var prevIsInterpolation = false;
while (i < tokensLength) {
if (l = checkInterpolation(i)) {
tokens[i].ii_type = 1;
i += l;
prevIsInterpolation = true;
} else if (l = checkIdent(i)) {
tokens[i].ii_type = 2;
i += l;
prevIsInterpolation = false;
} else if (prevIsInterpolation && (l = checkPartialIdent(i))) {
tokens[i].ii_type = 3;
i += l;
prevIsInterpolation = false;
} else break;
}
return i - start;
}
function getIdentOrInterpolation() {
var content = [];
while (pos < tokensLength) {
var tokenType = tokens[pos].ii_type;
if (tokenType === 1) {
content.push(getInterpolation());
} else if (tokenType === 2 || tokenType === 3) {
content.push(getIdent());
} else break;
}
return content;
}
/**
* Check if token is part of `!important` word
* @param {number} i Token's index number
* @return {number}
*/
function checkImportant(i) {
var start = i;
var l = void 0;
if (i >= tokensLength || tokens[i++].type !== TokenType.ExclamationMark) return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].value === 'important') {
tokens[start].importantEnd = i;
return i - start + 1;
} else {
return 0;
}
}
/**
* Get node with `!important` word
* @return {Array} `['important', sc]` where `sc` is optional whitespace
*/
function getImportant() {
var type = NodeType.ImportantType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = joinValues(pos, token.importantEnd);
pos = token.importantEnd + 1;
return newNode(type, content, line, column);
}
/**
* Check if token is part of an included mixin (`@include` or `@extend`
* directive).
* @param {number} i Token's index number
* @return {number} Length of the included mixin
*/
function checkInclude(i) {
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkIncludeWithKeyframes1(i)) tokens[i].include_type = 9;else if (l = checkInclude1(i)) tokens[i].include_type = 1;else if (l = checkInclude2(i)) tokens[i].include_type = 2;else if (l = checkInclude3(i)) tokens[i].include_type = 3;else if (l = checkInclude4(i)) tokens[i].include_type = 4;else if (l = checkIncludeWithKeyframes2(i)) tokens[i].include_type = 10;else if (l = checkInclude5(i)) tokens[i].include_type = 5;else if (l = checkInclude6(i)) tokens[i].include_type = 6;else if (l = checkInclude7(i)) tokens[i].include_type = 7;else if (l = checkInclude8(i)) tokens[i].include_type = 8;
return l;
}
/**
* Get node with included mixin
* @return {Array} `['include', x]`
*/
function getInclude() {
var type = tokens[pos].include_type;
if (type === 1) return getInclude1();
if (type === 2) return getInclude2();
if (type === 3) return getInclude3();
if (type === 4) return getInclude4();
if (type === 5) return getInclude5();
if (type === 6) return getInclude6();
if (type === 7) return getInclude7();
if (type === 8) return getInclude8();
if (type === 9) return getIncludeWithKeyframes1();
if (type === 10) return getIncludeWithKeyframes2();
}
/**
* Check if token is part of an included mixin like `@include nani(foo) {...}`
* @param {number} i Token's index number
* @return {number} Length of the include
*/
function checkInclude1(i) {
var start = i;
var l = void 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (tokens[start + 1].value !== 'include') return 0;
if (l = checkSC(i)) i += l;else return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkArguments(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with included mixin like `@include nani(foo) {...}`
* @return {Array} `['include', ['atkeyword', x], sc, ['selector', y], sc,
* ['arguments', z], sc, ['block', q], sc` where `x` is `include` or
* `extend`, `y` is mixin's identifier (selector), `z` are arguments
* passed to the mixin, `q` is block passed to the mixin and `sc`
* are optional whitespaces
*/
function getInclude1() {
var type = NodeType.IncludeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getSC(), getIdentOrInterpolation(), getSC(), getArguments(), getSC(), getBlock());
return newNode(type, content, line, column);
}
/**
* Check if token is part of an included mixin like `@include nani(foo)`
* @param {number} i Token's index number
* @return {number} Length of the include
*/
function checkInclude2(i) {
var start = i;
var l = void 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (tokens[start + 1].value !== 'include') return 0;
if (l = checkSC(i)) i += l;else return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkArguments(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with included mixin like `@include nani(foo)`
* @return {Array} `['include', ['atkeyword', x], sc, ['selector', y], sc,
* ['arguments', z], sc]` where `x` is `include` or `extend`, `y` is
* mixin's identifier (selector), `z` are arguments passed to the
* mixin and `sc` are optional whitespaces
*/
function getInclude2() {
var type = NodeType.IncludeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getSC(), getIdentOrInterpolation(), getSC(), getArguments());
return newNode(type, content, line, column);
}
/**
* Check if token is part of an included mixin with a content block passed
* as an argument (e.g. `@include nani {...}`)
* @param {number} i Token's index number
* @return {number} Length of the mixin
*/
function checkInclude3(i) {
var start = i;
var l = void 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (tokens[start + 1].value !== 'include') return 0;
if (l = checkSC(i)) i += l;else return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with an included mixin with a content block passed
* as an argument (e.g. `@include nani {...}`)
* @return {Array} `['include', x]`
*/
function getInclude3() {
var type = NodeType.IncludeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getSC(), getIdentOrInterpolation(), getSC(), getBlock());
return newNode(type, content, line, column);
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function checkInclude4(i) {
var start = i;
var l = void 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (tokens[start + 1].value !== 'include') return 0;
if (l = checkSC(i)) i += l;else return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
return i - start;
}
/**
* @return {Array} `['include', x]`
*/
function getInclude4() {
var type = NodeType.IncludeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getSC(), getIdentOrInterpolation());
return newNode(type, content, line, column);
}
/**
* Check if token is part of an included mixin like `+nani(foo) {...}`
* @param {number} i Token's index number
* @return {number} Length of the include
*/
function checkInclude5(i) {
var start = i;
var l = void 0;
if (tokens[i].type === TokenType.PlusSign) i++;else return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkArguments(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with included mixin like `+nani(foo) {...}`
* @return {Array} `['include', ['operator', '+'], ['selector', x], sc,
* ['arguments', y], sc, ['block', z], sc` where `x` is
* mixin's identifier (selector), `y` are arguments passed to the
* mixin, `z` is block passed to mixin and `sc` are optional whitespaces
*/
function getInclude5() {
var type = NodeType.IncludeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getOperator(), getIdentOrInterpolation(), getSC(), getArguments(), getSC(), getBlock());
return newNode(type, content, line, column);
}
/**
* Check if token is part of an included mixin like `+nani(foo)`
* @param {number} i Token's index number
* @return {number} Length of the include
*/
function checkInclude6(i) {
var start = i;
var l = void 0;
if (tokens[i].type === TokenType.PlusSign) i++;else return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkArguments(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with included mixin like `+nani(foo)`
* @return {Array} `['include', ['operator', '+'], ['selector', y], sc,
* ['arguments', z], sc]` where `y` is
* mixin's identifier (selector), `z` are arguments passed to the
* mixin and `sc` are optional whitespaces
*/
function getInclude6() {
var type = NodeType.IncludeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getOperator(), getIdentOrInterpolation(), getSC(), getArguments());
return newNode(type, content, line, column);
}
/**
* Check if token is part of an included mixin with a content block passed
* as an argument (e.g. `+nani {...}`)
* @param {number} i Token's index number
* @return {number} Length of the mixin
*/
function checkInclude7(i) {
var start = i;
var l = void 0;
if (tokens[i].type === TokenType.PlusSign) i++;else return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with an included mixin with a content block passed
* as an argument (e.g. `+nani {...}`)
* @return {Array} `['include', x]`
*/
function getInclude7() {
var type = NodeType.IncludeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getOperator(), getIdentOrInterpolation(), getSC(), getBlock());
return newNode(type, content, line, column);
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function checkInclude8(i) {
var start = i;
var l = void 0;
if (tokens[i].type === TokenType.PlusSign) i++;else return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
return i - start;
}
/**
* @return {Array} `['include', x]`
*/
function getInclude8() {
var type = NodeType.IncludeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getOperator(), getIdentOrInterpolation());
return newNode(type, content, line, column);
}
/**
* Get node with included mixin with keyfames selector like
* `@include nani(foo) { 0% {}}`
* @param {number} i Token's index number
* @returns {number} Length of the include
*/
function checkIncludeWithKeyframes1(i) {
var start = i;
var l = void 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (tokens[start + 1].value !== 'include') return 0;
if (l = checkSC(i)) i += l;else return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkArguments(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkKeyframesBlocks(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with included mixin with keyfames selector like
* `@include nani(foo) { 0% {}}`
* @return {!Node}
*/
function getIncludeWithKeyframes1() {
var type = NodeType.IncludeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getSC(), getIdentOrInterpolation(), getSC(), getArguments(), getSC(), getKeyframesBlocks());
return newNode(type, content, line, column);
}
/**
* Get node with included mixin with keyfames selector like
* `+nani(foo) { 0% {}}`
* @param {number} i Token's index number
* @returns {number} Length of the include
*/
function checkIncludeWithKeyframes2(i) {
var start = i;
var l = void 0;
if (tokens[i].type === TokenType.PlusSign) i++;else return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkArguments(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkKeyframesBlocks(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with included mixin with keyfames selector like
* `+nani(foo) { 0% {}}`
* @return {!Node}
*/
function getIncludeWithKeyframes2() {
var type = NodeType.IncludeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getOperator(), getIdentOrInterpolation(), getSC(), getArguments(), getSC(), getKeyframesBlocks());
return newNode(type, content, line, column);
}
/**
* Check if token is part of an interpolated variable (e.g. `#{$nani}`).
* @param {number} i Token's index number
* @return {number}
*/
function checkInterpolation(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (tokens[i].type !== TokenType.NumberSign || !tokens[i + 1] || tokens[i + 1].type !== TokenType.LeftCurlyBracket) return 0;
i += 2;
while (tokens[i].type !== TokenType.RightCurlyBracket) {
if (l = checkArgument(i)) i += l;else return 0;
}
return tokens[i].type === TokenType.RightCurlyBracket ? i - start + 1 : 0;
}
/**
* Get node with an interpolated variable
* @return {Array} `['interpolation', x]`
*/
function getInterpolation() {
var type = NodeType.InterpolationType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `#{`:
pos += 2;
while (pos < tokensLength && tokens[pos].type !== TokenType.RightCurlyBracket) {
var body = getArgument();
if (typeof body.content === 'string') content.push(body);else content = content.concat(body);
}
var end = getLastPosition(content, line, column, 1);
// Skip `}`:
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check a single keyframe block - `5% {}`
* @param {number} i
* @return {number}
*/
function checkKeyframesBlock(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkKeyframesSelectorsGroup(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
/**
* Get a single keyframe block - `5% {}`
* @return {Node}
*/
function getKeyframesBlock() {
var type = NodeType.RulesetType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getKeyframesSelectorsGroup(), getSC(), getBlock());
return newNode(type, content, line, column);
}
/**
* Check all keyframe blocks - `5% {} 100% {}`
* @param {number} i
* @return {number}
*/
function checkKeyframesBlocks(i) {
if (i >= tokensLength) return 0;
var blockEnd = tokens[i].block_end;
var start = i;
var l = void 0;
if (!blockEnd) return 0;
if (l = checkSC(i)) i += l;
if (l = checkKeyframesBlock(i)) i += l;
while (i < blockEnd) {
if (l = checkSC(i)) i += l;else if (l = checkKeyframesBlock(i)) i += l;else if (l = checkAtrule(i)) i += l;else break;
}
if (i !== blockEnd + 1) return 0;
return blockEnd + 1 - start;
}
/**
* Get all keyframe blocks - `5% {} 100% {}`
* @return {Node}
*/
function getKeyframesBlocks() {
var type = NodeType.BlockType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var keyframesBlocksEnd = token.block_end;
var content = [];
while (pos < keyframesBlocksEnd) {
if (checkSC(pos)) content = content.concat(getSC());else if (checkKeyframesBlock(pos)) content.push(getKeyframesBlock());else if (checkAtrule(pos)) content.push(getAtrule()); // @content
else break;
}
return newNode(type, content, line, column);
}
/**
* Check if token is part of a @keyframes rule.
* @param {number} i Token's index number
* @return {number} Length of the @keyframes rule
*/
function checkKeyframesRule(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
var atruleName = joinValues2(i - l, l);
if (atruleName.toLowerCase().indexOf('keyframes') === -1) return 0;
if (l = checkSC(i)) i += l;else return 0;
if (l = checkIdentOrInterpolation(i) || checkPseudoc(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkKeyframesBlocks(i)) i += l;else return 0;
return i - start;
}
/**
* @return {Node}
*/
function getKeyframesRule() {
var type = NodeType.AtruleType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getSC());
if (checkIdentOrInterpolation(pos)) content = content.concat(getIdentOrInterpolation());else if (checkPseudoc(pos)) {
content = content.concat(getPseudoc());
}
content = content.concat(getSC(), getKeyframesBlocks());
return newNode(type, content, line, column);
}
/**
* Check a single keyframe selector - `5%`, `from` etc
* @param {Number} i
* @return {Number}
*/
function checkKeyframesSelector(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) {
// Valid selectors are only `from` and `to`.
var selector = joinValues2(i, l);
if (selector !== 'from' && selector !== 'to') return 0;
i += l;
tokens[start].keyframesSelectorType = 1;
} else if (l = checkPercentage(i)) {
i += l;
tokens[start].keyframesSelectorType = 2;
} else if (l = checkInterpolation(i)) {
i += l;
tokens[start].keyframesSelectorType = 3;
} else {
return 0;
}
return i - start;
}
/**
* Get a single keyframe selector
* @return {Node}
*/
function getKeyframesSelector() {
var keyframesSelectorType = NodeType.KeyframesSelectorType;
var selectorType = NodeType.SelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (token.keyframesSelectorType === 1) {
content.push(getIdent());
} else if (token.keyframesSelectorType === 2) {
content.push(getPercentage());
} else if (token.keyframesSelectorType === 3) {
content.push(getInterpolation());
}
var keyframesSelector = newNode(keyframesSelectorType, content, line, column);
return newNode(selectorType, [keyframesSelector], line, column);
}
/**
* Check the keyframe's selector groups
* @param {number} i
* @return {number}
*/
function checkKeyframesSelectorsGroup(i) {
var start = i;
var l = void 0;
if (l = checkKeyframesSelector(i)) i += l;else return 0;
// Check for trailing space
if (l = checkSC(i) && tokens[i].type !== TokenType.Newline) i += l;
while (i < tokensLength) {
var tempStart = i;
var tempIndex = i;
var tempLength = void 0;
if (tempLength = checkDelim(tempIndex)) tempIndex += tempLength;else break;
// Check for maxmimum space usage - 'space', '\n', 'space'
if (tempLength = checkSC(tempIndex)) tempIndex += tempLength;
if (tempLength = checkSC(tempIndex)) tempIndex += tempLength;
if (tempLength = checkSC(tempIndex)) tempIndex += tempLength;
if (tempLength = checkKeyframesSelector(tempIndex)) tempIndex += tempLength;else break;
// Check for trailing space
if (tempLength = checkSC(tempIndex) && tokens[tempIndex].type !== TokenType.Newline) {
tempIndex += tempLength;
}
i += tempIndex - tempStart;
}
tokens[start].selectorsGroupEnd = i;
return i - start;
}
/**
* Get the keyframe's selector groups
* @return {Array} An array of keyframe selectors
*/
function getKeyframesSelectorsGroup() {
var selectorsGroup = [];
var selectorsGroupEnd = tokens[pos].selectorsGroupEnd;
selectorsGroup.push(getKeyframesSelector());
if (checkSC(pos) && tokens[pos].type !== TokenType.Newline) {
selectorsGroup = selectorsGroup.concat(getSC());
}
while (pos < selectorsGroupEnd) {
selectorsGroup = selectorsGroup.concat(getDelim(), getSC(), getSC(), getSC(), getKeyframesSelector());
if (checkSC(pos) && tokens[pos].type !== TokenType.Newline) {
selectorsGroup = selectorsGroup.concat(getSC());
}
}
return selectorsGroup;
}
/**
* Check if token is part of a loop.
* @param {number} i Token's index number
* @return {number} Length of the loop
*/
function checkLoop(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (['for', 'each', 'while'].indexOf(tokens[start + 1].value) < 0) return 0;
while (i < tokensLength) {
if (l = checkBlock(i)) {
i += l;
break;
} else if (l = checkVariable(i) || checkNumber(i) || checkInterpolation(i) || checkIdent(i) || checkSC(i) || checkOperator(i) || checkCombinator(i) || checkString(i)) i += l;else return 0;
}
return i - start;
}
/**
* Get node with a loop.
* @return {Array} `['loop', x]`
*/
function getLoop() {
var type = NodeType.LoopType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
content.push(getAtkeyword());
while (pos < tokensLength) {
if (checkBlock(pos)) {
content.push(getBlock());
break;
} else if (checkVariable(pos)) content.push(getVariable());else if (checkNumber(pos)) content.push(getNumber());else if (checkInterpolation(pos)) content.push(getInterpolation());else if (checkIdent(pos)) content.push(getIdent());else if (checkOperator(pos)) content.push(getOperator());else if (checkCombinator(pos)) content.push(getCombinator());else if (checkSC(pos)) content = content.concat(getSC());else if (checkString(pos)) content.push(getString());
}
return newNode(type, content, line, column);
}
/**
* Check if token is part of a mixin
* @param {number} i Token's index number
* @return {number} Length of the mixin
*/
function checkMixin(i) {
return checkMixin1(i) || checkMixin2(i);
}
/**
* Get node with a mixin
* @return {Array} `['mixin', x]`
*/
function getMixin() {
return checkMixin1(pos) ? getMixin1() : getMixin2();
}
/**
* Check if token is part of a mixin
* @param {number} i Token's index number
* @return {number} Length of the mixin
*/
function checkMixin1(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if ((l = checkAtkeyword(i)) && tokens[i + 1].value === 'mixin') i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else {
if (l = checkArguments(i)) i += l;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
}
return i - start;
}
/**
* Get node with a mixin
* @return {Array} `['mixin', x]`
*/
function getMixin1() {
var type = NodeType.MixinType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getSC());
if (checkIdentOrInterpolation(pos)) content = content.concat(getIdentOrInterpolation());
content = content.concat(getSC());
if (checkBlock(pos)) content.push(getBlock());else {
if (checkArguments(pos)) content.push(getArguments());
content = content.concat(getSC());
content.push(getBlock());
}
return newNode(type, content, line, column);
}
/**
* Check if token is part of a mixin
* @param {number} i Token's index number
* @return {number} Length of the mixin
*/
function checkMixin2(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (tokens[i].type === TokenType.EqualsSign) i++;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else {
if (l = checkArguments(i)) i += l;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
}
return i - start;
}
/**
* Get node with a mixin
* @return {Array} `['mixin', x]`
*/
function getMixin2() {
var type = NodeType.MixinType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getOperator(), getSC());
if (checkIdentOrInterpolation(pos)) content = content.concat(getIdentOrInterpolation());
content = content.concat(getSC());
if (checkBlock(pos)) content.push(getBlock());else {
if (checkArguments(pos)) content.push(getArguments());
content = content.concat(getSC());
content.push(getBlock());
}
return newNode(type, content, line, column);
}
/**
* Check if token is a namespace sign (`|`)
* @param {number} i Token's index number
* @return {number} `1` if token is `|`, `0` if not
*/
function checkNamespace(i) {
return i < tokensLength && tokens[i].type === TokenType.VerticalLine ? 1 : 0;
}
/**
* Get node with a namespace sign
* @return {Array} `['namespace']`
*/
function getNamespace() {
var type = NodeType.NamespaceType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '|';
pos++;
return newNode(type, content, line, column);
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function checkNmName2(i) {
if (tokens[i].type === TokenType.Identifier) return 1;else if (tokens[i].type !== TokenType.DecimalNumber) return 0;
i++;
return i < tokensLength && tokens[i].type === TokenType.Identifier ? 2 : 1;
}
/**
* @return {string}
*/
function getNmName2() {
var s = tokens[pos].value;
if (tokens[pos++].type === TokenType.DecimalNumber && pos < tokensLength && tokens[pos].type === TokenType.Identifier) s += tokens[pos++].value;
return s;
}
/**
* Check if token is part of a number
* @param {number} i Token's index number
* @return {number} Length of number
*/
function checkNumber(i) {
if (i >= tokensLength) return 0;
if (tokens[i].number_l) return tokens[i].number_l;
// `10`:
if (i < tokensLength && tokens[i].type === TokenType.DecimalNumber && (!tokens[i + 1] || tokens[i + 1] && tokens[i + 1].type !== TokenType.FullStop)) {
tokens[i].number_l = 1;
return 1;
}
// `10.`:
if (i < tokensLength && tokens[i].type === TokenType.DecimalNumber && tokens[i + 1] && tokens[i + 1].type === TokenType.FullStop && (!tokens[i + 2] || tokens[i + 2].type !== TokenType.DecimalNumber)) {
tokens[i].number_l = 2;
return 2;
}
// `.10`:
if (i < tokensLength && tokens[i].type === TokenType.FullStop && tokens[i + 1].type === TokenType.DecimalNumber) {
tokens[i].number_l = 2;
return 2;
}
// `10.10`:
if (i < tokensLength && tokens[i].type === TokenType.DecimalNumber && tokens[i + 1] && tokens[i + 1].type === TokenType.FullStop && tokens[i + 2] && tokens[i + 2].type === TokenType.DecimalNumber) {
tokens[i].number_l = 3;
return 3;
}
return 0;
}
/**
* Get node with number
* @return {Array} `['number', x]` where `x` is a number converted
* to string.
*/
function getNumber() {
var type = NodeType.NumberType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var l = tokens[pos].number_l;
var content = '';
for (var j = 0; j < l; j++) {
content += tokens[pos + j].value;
}
pos += l;
return newNode(type, content, line, column);
}
/**
* Check if token is an operator (`/`, `%`, `,`, `:` or `=`).
* @param {number} i Token's index number
* @return {number} `1` if token is an operator, otherwise `0`
*/
function checkOperator(i) {
if (i >= tokensLength) return 0;
switch (tokens[i].type) {
case TokenType.Solidus:
case TokenType.PercentSign:
case TokenType.Comma:
case TokenType.Colon:
case TokenType.EqualsSign:
case TokenType.EqualitySign:
case TokenType.InequalitySign:
case TokenType.LessThanSign:
case TokenType.GreaterThanSign:
case TokenType.Asterisk:
return 1;
}
return 0;
}
/**
* Get node with an operator
* @return {Array} `['operator', x]` where `x` is an operator converted
* to string.
*/
function getOperator() {
var type = NodeType.OperatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = token.value;
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token is part of `!optional` word
* @param {number} i Token's index number
* @return {number}
*/
function checkOptional(i) {
var start = i;
var l = void 0;
if (i >= tokensLength || tokens[i++].type !== TokenType.ExclamationMark) return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].value === 'optional') {
tokens[start].optionalEnd = i;
return i - start + 1;
} else {
return 0;
}
}
/**
* Get node with `!optional` word
*/
function getOptional() {
var type = NodeType.OptionalType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = joinValues(pos, token.optionalEnd);
pos = token.optionalEnd + 1;
return newNode(type, content, line, column);
}
/**
* Check if token is part of text inside parentheses, e.g. `(1)`
* @param {number} i Token's index number
* @return {number}
*/
function checkParentheses(i) {
if (i >= tokensLength) return 0;
var start = i;
var right = tokens[i].right;
var l = void 0;
// Skip `(`.
if (tokens[i].type === TokenType.LeftParenthesis) i++;else return 0;
if (i < right) {
if (l = checkTsets(i)) i += l;else return 0;
}
// Skip `)`.
i++;
return i - start;
}
/**
* Get node with text inside parentheses, e.g. `(1)`
* @return {Node}
*/
function getParentheses() {
var type = NodeType.ParenthesesType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var right = token.right;
var content = [];
// Skip `(`.
pos++;
if (pos < right) {
content = getTsets();
}
var end = getLastPosition(content, line, column, 1);
// Skip `)`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token is a parent selector, e.g. `&`
* @param {number} i Token's index number
* @return {number}
*/
function checkParentSelector(i) {
return i < tokensLength && tokens[i].type === TokenType.Ampersand ? 1 : 0;
}
/**
* Get node with a parent selector
* @return {Node}
*/
function getParentSelector() {
var type = NodeType.ParentSelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '&';
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token is a parent selector extension, e.g. `&--foo-bar`
* @param {number} i Token's index number
* @returns {number} Length of the parent selector extension
*/
function checkParentSelectorExtension(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
while (i < tokensLength) {
if (l = checkIdentOrInterpolation(i) || checkPartialIdent(i)) i += l;else break;
}
return i - start;
}
/**
* Get parent selector extension node
* @return {Node}
*/
function getParentSelectorExtension() {
var type = NodeType.ParentSelectorExtensionType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
while (pos < tokensLength) {
if (checkIdentOrInterpolation(pos)) {
content = content.concat(getIdentOrInterpolation());
} else if (checkPartialIdent(pos)) {
content.push(getIdent());
} else break;
}
return newNode(type, content, line, column);
}
/**
* Check if token is a parent selector with an extension or not
* @param {number} i Token's index number
* @return {number} Length of the parent selector and extension if applicable
*/
function checkParentSelectorWithExtension(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkParentSelector(i)) i += l;else return 0;
if (l = checkParentSelectorExtension(i)) i += l;
return i - start;
}
/**
* Get parent selector node and extension node if applicable
* @return {Array}
*/
function getParentSelectorWithExtension() {
var content = [getParentSelector()];
if (checkParentSelectorExtension(pos)) content.push(getParentSelectorExtension());
return content;
}
/**
* Check if token is part of a number or an interpolation with a percent sign
* (e.g. `10%`).
* @param {number} i Token's index number
* @return {number}
*/
function checkPercentage(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkNumberOrInterpolation(i)) i += l;else return 0;
if (i >= tokensLength) return 0;
// Skip `%`.
if (tokens[i].type === TokenType.PercentSign) i++;else return 0;
return i - start;
}
/**
* Get a percentage node that contains either a number or an interpolation
* @return {Object} The percentage node
*/
function getPercentage() {
var type = NodeType.PercentageType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = getNumberOrInterpolation();
var end = getLastPosition(content, line, column, 1);
// Skip `%`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token is a number or an interpolation
* @param {number} i Token's index number
* @return {number}
*/
function checkNumberOrInterpolation(i) {
var start = i;
var l = void 0;
while (i < tokensLength) {
if (l = checkInterpolation(i) || checkNumber(i)) i += l;else break;
}
return i - start;
}
/**
* Get a number and/or interpolation node
* @return {Array} An array containing a single or multiple nodes
*/
function getNumberOrInterpolation() {
var content = [];
while (pos < tokensLength) {
if (checkInterpolation(pos)) content.push(getInterpolation());else if (checkNumber(pos)) content.push(getNumber());else break;
}
return content;
}
/**
* Check if token is part of a placeholder selector (e.g. `%abc`).
* @param {number} i Token's index number
* @return {number} Length of the selector
*/
function checkPlaceholder(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (tokens[start].placeholder_l) return tokens[start].placeholder_l;
// Skip `%`.
if (tokens[i].type === TokenType.PercentSign) i++;else return 0;
if (l = checkIdentOrInterpolation(i)) {
i += l;
tokens[start].placeholder_l = i - start;
} else return 0;
return i - start;
}
/**
* Get node with a placeholder selector
* @return {Array} `['placeholder', ['ident', x]]` where x is a placeholder's
* identifier (without `%`, e.g. `abc`).
*/
function getPlaceholder() {
var type = NodeType.PlaceholderType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `%`.
pos++;
content = content.concat(getIdentOrInterpolation());
return newNode(type, content, line, column);
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function checkProgid(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (joinValues2(i, 6) === 'progid:DXImageTransform.Microsoft.') i += 6;else return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].type === TokenType.LeftParenthesis) {
tokens[start].progid_end = tokens[i].right;
i = tokens[i].right + 1;
} else return 0;
return i - start;
}
/**
* @return {Array}
*/
function getProgid() {
var type = NodeType.ProgidType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var progid_end = token.progid_end;
var content = joinValues(pos, progid_end);
pos = progid_end + 1;
return newNode(type, content, line, column);
}
/**
* Check if token is part of a property
* @param {Number} i Token's index number
* @return {Number} Length of the property
*/
function checkProperty(i) {
var start = i;
var l = void 0;
if (l = checkProperty1(i)) tokens[start].propertyType = 1;else if (l = checkProperty2(i)) tokens[start].propertyType = 2;else if (l = checkProperty3(i)) tokens[start].propertyType = 3;
return l;
}
/**
* Get node with a property
* @return {!Node}
*/
function getProperty() {
var type = tokens[pos].propertyType;
if (type === 1) return getProperty1();
if (type === 2) return getProperty2();
if (type === 3) return getProperty3();
}
/**
* Check if token is part of a property
* (1) `foo`
* (2) `#{$foo}`
* @param {Number} i Token's index number
* @returns {Number} Length of the property
*/
function checkProperty1(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a property
* @returns {Array}
*/
function getProperty1() {
var type = NodeType.PropertyType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = getIdentOrInterpolation();
return newNode(type, content, line, column);
}
/**
* Check if token is part of a custom property
* (1) `--foo-bar`
* @param {Number} i Token's index number
* @return {Number} Length of the property
*/
function checkProperty2(i) {
return checkCustomProperty(i);
}
/**
* Get node with a custom property
* @return {Node}
*/
function getProperty2() {
return getCustomProperty();
}
/**
* Check if token is part of a property
* (1) `$foo`
* @param {Number} i Token's index number
* @returns {Number} Length of the property
*/
function checkProperty3(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkVariable(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a property
* @returns {Array} `['property', x]`
*/
function getProperty3() {
var type = NodeType.PropertyType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [getVariable()];
return newNode(type, content, line, column);
}
/**
* Check if token is part of a custom property
* @param {Number} i Token's index number
* @return {Number} Length of the property
*/
function checkCustomProperty(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (tokens[i].type !== TokenType.HyphenMinus || tokens[i + 1] && tokens[i + 1].type !== TokenType.HyphenMinus) return 0;
// Skip `--`
i += 2;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a custom property
* @return {Node}
*/
function getCustomProperty() {
var type = NodeType.CustomPropertyType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `--`
pos += 2;
var content = getIdentOrInterpolation();
return newNode(type, content, line, column);
}
/**
* Check if token is a colon
* @param {number} i Token's index number
* @return {number} `1` if token is a colon, otherwise `0`
*/
function checkPropertyDelim(i) {
return i < tokensLength && tokens[i].type === TokenType.Colon ? 1 : 0;
}
/**
* Get node with a colon
* @return {Array} `['propertyDelim']`
*/
function getPropertyDelim() {
var type = NodeType.PropertyDelimType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = ':';
// Skip `:`.
pos++;
return newNode(type, content, line, column);
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function checkPseudo(i) {
return checkPseudoe(i) || checkPseudoc(i);
}
/**
* @return {Array}
*/
function getPseudo() {
if (checkPseudoe(pos)) return getPseudoe();
if (checkPseudoc(pos)) return getPseudoc();
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkPseudoe(i) {
var l = void 0;
// Check `::`
if (i >= tokensLength || tokens[i].type !== TokenType.Colon || i + 1 >= tokensLength || tokens[i + 1].type !== TokenType.Colon) return 0;
if (l = checkPseudoElement1(i)) tokens[i].pseudoElementType = 1;else if (l = checkPseudoElement2(i)) tokens[i].pseudoElementType = 2;else return 0;
return l;
}
/**
* @return {Node}
*/
function getPseudoe() {
var childType = tokens[pos].pseudoElementType;
if (childType === 1) return getPseudoElement1();
if (childType === 2) return getPseudoElement2();
}
/**
* (1) `::slotted(selector)`
* (2) `::slotted(selector, selector)`
*/
function checkPseudoElement1(i) {
var start = i;
var l = void 0;
// Skip `::`.
i += 2;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) i += l;else return 0;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkSelectorsGroup(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
/**
* (1) `::slotted(selector)`
* (2) `::slotted(selector, selector)`
*/
function getPseudoElement1() {
var type = NodeType.PseudoeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `::`.
pos += 2;
content.push(getIdent());
{
var _type = NodeType.ArgumentsType;
var _token = tokens[pos];
var _line = _token.ln;
var _column = _token.col;
// Skip `(`.
pos++;
var selectorContent = [].concat(getSC(), getSelectorsGroup(), getSC());
var end = getLastPosition(selectorContent, _line, _column, 1);
var args = newNode(_type, selectorContent, _line, _column, end);
content.push(args);
// Skip `)`.
pos++;
}
return newNode(type, content, line, column);
}
function checkPseudoElement2(i) {
var start = i;
var l = void 0;
// Skip `::`.
i += 2;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
return i - start;
}
/**
* @return {Node}
*/
function getPseudoElement2() {
var type = NodeType.PseudoeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `::`.
pos += 2;
var content = getIdentOrInterpolation();
return newNode(type, content, line, column);
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function checkPseudoc(i) {
var l = void 0;
if (i >= tokensLength || tokens[i].type !== TokenType.Colon) return 0;
if (l = checkPseudoClass3(i)) tokens[i].pseudoClassType = 3;else if (l = checkPseudoClass4(i)) tokens[i].pseudoClassType = 4;else if (l = checkPseudoClass5(i)) tokens[i].pseudoClassType = 5;else if (l = checkPseudoClass1(i)) tokens[i].pseudoClassType = 1;else if (l = checkPseudoClass2(i)) tokens[i].pseudoClassType = 2;else if (l = checkPseudoClass6(i)) tokens[i].pseudoClassType = 6;else return 0;
return l;
}
/**
* @return {Array}
*/
function getPseudoc() {
var childType = tokens[pos].pseudoClassType;
if (childType === 1) return getPseudoClass1();
if (childType === 2) return getPseudoClass2();
if (childType === 3) return getPseudoClass3();
if (childType === 4) return getPseudoClass4();
if (childType === 5) return getPseudoClass5();
if (childType === 6) return getPseudoClass6();
}
/**
* (-) `:not(panda)`
*/
function checkPseudoClass1(i) {
var start = i;
var l = void 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkSelectorsGroup(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
/**
* (-) `:not(panda)`
*/
function getPseudoClass1() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
content = content.concat(getIdentOrInterpolation());
{
var _type2 = NodeType.ArgumentsType;
var _token2 = tokens[pos];
var _line2 = _token2.ln;
var _column2 = _token2.col;
// Skip `(`.
pos++;
var selectorContent = [].concat(getSC(), getSelectorsGroup(), getSC());
var end = getLastPosition(selectorContent, _line2, _column2, 1);
var args = newNode(_type2, selectorContent, _line2, _column2, end);
content.push(args);
// Skip `)`.
pos++;
}
return newNode(type, content, line, column);
}
/**
* (1) `:nth-child(odd)`
* (2) `:nth-child(even)`
* (3) `:lang(de-DE)`
*/
function checkPseudoClass2(i) {
var start = i;
var l = void 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
function getPseudoClass2() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
content = content.concat(getIdentOrInterpolation());
var l = tokens[pos].ln;
var c = tokens[pos].col;
// Skip `(`.
pos++;
var value = [].concat(getSC(), getIdentOrInterpolation(), getSC());
var end = getLastPosition(value, l, c, 1);
var args = newNode(NodeType.ArgumentsType, value, l, c, end);
content.push(args);
// Skip `)`.
pos++;
return newNode(type, content, line, column);
}
/**
* (-) `:nth-child(-3n + 2)`
*/
function checkPseudoClass3(i) {
var start = i;
var l = void 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkUnary(i)) i += l;
if (l = checkNumberOrInterpolation(i)) i += l;
if (i >= tokensLength) return 0;
if (tokens[i].value === 'n') i++;
if (l = checkSC(i)) i += l;
if (i >= tokensLength) return 0;
if (tokens[i].type === TokenType.PlusSign || tokens[i].type === TokenType.HyphenMinus) i++;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkNumberOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
function getPseudoClass3() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
content = content.concat(getIdentOrInterpolation());
var l = tokens[pos].ln;
var c = tokens[pos].col;
var value = [];
// Skip `(`.
pos++;
value = value.concat(getSC());
if (checkUnary(pos)) value.push(getUnary());
if (checkNumberOrInterpolation(pos)) value = value.concat(getNumberOrInterpolation());
{
var _token3 = tokens[pos];
if (_token3.value === 'n') {
var _l = _token3.ln;
var _c = _token3.col;
var _content2 = _token3.value;
var ident = newNode(NodeType.IdentType, _content2, _l, _c);
value.push(ident);
pos++;
}
}
value = value.concat(getSC());
if (checkUnary(pos)) value.push(getUnary());
value = value.concat(getSC());
if (checkNumberOrInterpolation(pos)) value = value.concat(getNumberOrInterpolation());
value = value.concat(getSC());
var end = getLastPosition(value, l, c, 1);
var args = newNode(NodeType.ArgumentsType, value, l, c, end);
content.push(args);
// Skip `)`.
pos++;
return newNode(type, content, line, column);
}
/**
* (-) `:nth-child(-3n)`
*/
function checkPseudoClass4(i) {
var start = i;
var l = void 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (i >= tokensLength) return 0;
if (tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkUnary(i)) i += l;
if (l = checkInterpolation(i)) i += l;
if (tokens[i].type === TokenType.DecimalNumber) i++;
if (tokens[i].value === 'n') i++;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
function getPseudoClass4() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
content = content.concat(getIdentOrInterpolation());
var l = tokens[pos].ln;
var c = tokens[pos].col;
var value = [];
// Skip `(`.
pos++;
value = value.concat(getSC());
if (checkUnary(pos)) value.push(getUnary());
if (checkInterpolation(pos)) value.push(getInterpolation());
if (checkNumber(pos)) value.push(getNumber());
if (checkIdent(pos)) value.push(getIdent());
value = value.concat(getSC());
var end = getLastPosition(value, l, c, 1);
var args = newNode(NodeType.ArgumentsType, value, l, c, end);
content.push(args);
// Skip `)`.
pos++;
return newNode(type, content, line, column);
}
/**
* (-) `:nth-child(+8)`
*/
function checkPseudoClass5(i) {
var start = i;
var l = void 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (i >= tokensLength) return 0;
if (tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkUnary(i)) i += l;
if (tokens[i].type === TokenType.DecimalNumber) i++;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
function getPseudoClass5() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
content = content.concat(getIdentOrInterpolation());
var l = tokens[pos].ln;
var c = tokens[pos].col;
var value = [];
// Skip `(`.
pos++;
value = value.concat(getSC());
if (checkUnary(pos)) value.push(getUnary());
if (checkNumber(pos)) value.push(getNumber());
value = value.concat(getSC());
var end = getLastPosition(value, l, c, 1);
var args = newNode(NodeType.ArgumentsType, value, l, c, end);
content.push(args);
// Skip `)`.
pos++;
return newNode(type, content, line, column);
}
/**
* (-) `:checked`
*/
function checkPseudoClass6(i) {
var start = i;
var l = void 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
return i - start;
}
function getPseudoClass6() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `:`.
pos++;
var content = getIdentOrInterpolation();
return newNode(type, content, line, column);
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function checkRuleset(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkSelectorsGroup(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) {
i += l;
} else if (l = checkSC(i)) {
i += l;
if (l = checkBlock(i)) i += l;else return 0;
} else return 0;
return i - start;
}
function getRuleset() {
var type = NodeType.RulesetType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getSelectorsGroup(), getSC());
if (checkBlock(pos)) {
content.push(getBlock());
} else {
content = content.concat(getSC(), getBlock());
}
return newNode(type, content, line, column);
}
/**
* Check if token is marked as a space (if it's a space or a tab
* or a line break).
* @param {number} i
* @return {number} Number of spaces in a row starting with the given token.
*/
function checkS(i) {
return i < tokensLength && tokens[i].ws ? tokens[i].ws_last - i + 1 : 0;
}
/**
* Get node with spaces
* @return {Array} `['s', x]` where `x` is a string containing spaces
*/
function getS() {
var type = NodeType.SType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = joinValues(pos, tokens[pos].ws_last);
pos = tokens[pos].ws_last + 1;
return newNode(type, content, line, column);
}
/**
* Check if token is a space, newline, or a comment.
* @param {number} i Token's index number
* @return {number} Number of similar (space, newline, or comment) tokens
* in a row starting with the given token.
*/
function checkMultilineSC(i) {
if (!tokens[i]) return 0;
var l = void 0;
var lsc = 0;
while (i < tokensLength) {
if (!(l = checkS(i)) && !(l = checkCommentML(i)) && !(l = checkCommentSL(i))) break;
i += l;
lsc += l;
}
return lsc || 0;
}
/**
* Get node with spaces newlines and comments
* @return {!Node}
*/
function getMultilineSC() {
var sc = [];
if (pos >= tokensLength) return sc;
while (pos < tokensLength) {
if (checkS(pos)) sc.push(getS());else if (checkCommentML(pos)) sc.push(getCommentML());else if (checkCommentSL(pos)) sc.push(getCommentSL());else break;
}
return sc;
}
/**
* Check if token is a space or a comment.
* @param {number} i Token's index number
* @return {number} Number of similar (space or comment) tokens
* in a row starting with the given token.
*/
function checkSC(i) {
if (i >= tokensLength) return 0;
var l = void 0;
var lsc = 0;
var ln = tokens[i].ln;
while (i < tokensLength) {
if (tokens[i].ln !== ln) break;
if (l = checkS(i)) tokens[i].sc_child = 1;else if (l = checkCommentML(i)) tokens[i].sc_child = 2;else if (l = checkCommentSL(i)) tokens[i].sc_child = 3;else break;
i += l;
lsc += l;
if (tokens[i] && tokens[i].type === TokenType.Newline) break;
}
return lsc || 0;
}
/**
* Get node with spaces and comments
* @return {Array} Array containing nodes with spaces (if there are any)
* and nodes with comments (if there are any):
* `[['s', x]*, ['comment', y]*]` where `x` is a string of spaces
* and `y` is a comment's text (without `/*` and `* /`).
*/
function getSC() {
var sc = [];
if (pos >= tokensLength) return sc;
var ln = tokens[pos].ln;
while (pos < tokensLength) {
if (tokens[pos].ln !== ln) break;else if (checkS(pos)) sc.push(getS());else if (checkCommentML(pos)) sc.push(getCommentML());else if (checkCommentSL(pos)) sc.push(getCommentSL());else break;
if (tokens[pos] && tokens[pos].type === TokenType.Newline) break;
}
return sc;
}
/**
* Check if token is part of a hexadecimal number (e.g. `#fff`) inside a simple
* selector
* @param {number} i Token's index number
* @return {number}
*/
function checkShash(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (tokens[i].type === TokenType.NumberSign) i++;else return 0;
if (l = checkIdentOrInterpolation(i) || checkPartialIdent(i)) i += l;else return 0;
while (i < tokensLength) {
if (l = checkIdentOrInterpolation(i) || checkPartialIdent(i)) i += l;else break;
}
tokens[start].shashEnd = i;
return i - start;
}
/**
* Get node with a hexadecimal number (e.g. `#fff`) inside a simple selector
* @return {Node}
*/
function getShash() {
var type = NodeType.ShashType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var end = token.shashEnd;
var content = [];
// Skip `#`.
pos++;
while (pos < end) {
if (checkIdentOrInterpolation(pos)) {
content = content.concat(getIdentOrInterpolation());
} else if (checkPartialIdent(pos)) {
content.push(getIdent());
} else break;
}
return newNode(type, content, line, column);
}
/**
* Check if token is part of a string (text wrapped in quotes)
* @param {number} i Token's index number
* @return {number} `1` if token is part of a string, `0` if not
*/
function checkString(i) {
if (i >= tokensLength) return 0;
if (tokens[i].type === TokenType.StringSQ || tokens[i].type === TokenType.StringDQ) {
return 1;
}
return 0;
}
/**
* Get string's node
* @return {Array} `['string', x]` where `x` is a string (including
* quotes).
*/
function getString() {
var type = NodeType.StringType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = token.value;
pos++;
return newNode(type, content, line, column);
}
/**
* Validate stylesheet: it should consist of any number (0 or more) of
* rulesets (sets of rules with selectors), @-rules, whitespaces or
* comments.
* @param {number} i Token's index number
* @return {number}
*/
function checkStylesheet(i) {
var start = i;
var l = void 0;
while (i < tokensLength) {
if (l = checkSC(i) || checkDeclaration(i) || checkDeclDelim(i) || checkInclude(i) || checkExtend(i) || checkMixin(i) || checkLoop(i) || checkConditionalStatement(i) || checkAtrule(i) || checkRuleset(i)) i += l;else throwError(i);
}
return i - start;
}
/**
* @return {Array} `['stylesheet', x]` where `x` is all stylesheet's
* nodes.
*/
function getStylesheet() {
var type = NodeType.StylesheetType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
var node = void 0;
var wasDeclaration = false;
while (pos < tokensLength) {
if (wasDeclaration && checkDeclDelim(pos)) node = getDeclDelim();else if (checkSC(pos)) node = getSC();else if (checkRuleset(pos)) node = getRuleset();else if (checkInclude(pos)) node = getInclude();else if (checkExtend(pos)) node = getExtend();else if (checkMixin(pos)) node = getMixin();else if (checkLoop(pos)) node = getLoop();else if (checkConditionalStatement(pos)) node = getConditionalStatement();else if (checkAtrule(pos)) node = getAtrule();else if (checkDeclaration(pos)) node = getDeclaration();else throwError(pos);
wasDeclaration = node.type === NodeType.DeclarationType;
if (Array.isArray(node)) content = content.concat(node);else content.push(node);
}
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @return {Number}
*/
function checkTset(i) {
return checkVhash(i) || checkOperator(i) || checkAny(i) || checkSC(i);
}
/**
* @return {Array}
*/
function getTset() {
if (checkVhash(pos)) return getVhash();else if (checkOperator(pos)) return getOperator();else if (checkAny(pos)) return getAny();else if (checkSC(pos)) return getSC();
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function checkTsets(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
while (tokens[i - 1].type !== TokenType.Newline && (l = checkTset(i))) {
i += l;
}
return i - start;
}
/**
* @return {Array}
*/
function getTsets() {
var content = [];
var t = void 0;
while (tokens[pos - 1].type !== TokenType.Newline && (t = getTset())) {
if (typeof t.content === 'string') content.push(t);else content = content.concat(t);
}
return content;
}
/**
* Check if token is an unary (arithmetical) sign (`+` or `-`)
* @param {number} i Token's index number
* @return {number} `1` if token is an unary sign, `0` if not
*/
function checkUnary(i) {
if (i >= tokensLength) return 0;
if (tokens[i].type === TokenType.HyphenMinus || tokens[i].type === TokenType.PlusSign) {
return 1;
}
return 0;
}
/**
* Get node with an unary (arithmetical) sign (`+` or `-`)
* @return {Array} `['unary', x]` where `x` is an unary sign
* converted to string.
*/
function getUnary() {
var type = NodeType.OperatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = token.value;
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token is a unicode range (single or multiple <urange> nodes)
* @param {number} i Token's index
* @return {number} Unicode range node's length
*/
function checkUnicodeRange(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkUrange(i)) i += l;else return 0;
while (i < tokensLength) {
var spaceBefore = checkSC(i);
var comma = checkDelim(i + spaceBefore);
if (!comma) break;
var spaceAfter = checkSC(i + spaceBefore + comma);
if (l = checkUrange(i + spaceBefore + comma + spaceAfter)) {
i += spaceBefore + comma + spaceAfter + l;
} else break;
}
return i - start;
}
/**
* Get a unicode range node
* @return {Node}
*/
function getUnicodeRange() {
var type = NodeType.UnicodeRangeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
while (pos < tokensLength) {
if (checkSC(pos)) content = content.concat(getSC());else if (checkDelim(pos)) content.push(getDelim());else if (checkUrange(pos)) content.push(getUrange());else break;
}
return newNode(type, content, line, column);
}
/**
* Check if token is unit
* @param {Number} i Token's index number
* @return {Number}
*/
function checkUnit(i) {
var units = ['em', 'ex', 'ch', 'rem', 'vh', 'vw', 'vmin', 'vmax', 'px', 'mm', 'q', 'cm', 'in', 'pt', 'pc', 'deg', 'grad', 'rad', 'turn', 's', 'ms', 'Hz', 'kHz', 'dpi', 'dpcm', 'dppx'];
return units.indexOf(tokens[i].value) !== -1 ? 1 : 0;
}
/**
* Get unit node of type ident
* @return {Node} An ident node containing the unit value
*/
function getUnit() {
var type = NodeType.IdentType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = token.value;
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token is a u-range (part of a unicode-range)
* (1) `U+416`
* (2) `U+400-4ff`
* (3) `U+4??`
* @param {number} i Token's index
* @return {number} Urange node's length
*/
function checkUrange(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
// Check for unicode prefix (u+ or U+)
if (tokens[i].value === 'U' || tokens[i].value === 'u') i += 1;else return 0;
if (i >= tokensLength) return 0;
if (tokens[i].value === '+') i += 1;else return 0;
while (i < tokensLength) {
if (l = checkIdent(i)) i += l;else if (l = checkNumber(i)) i += l;else if (l = checkUnary(i)) i += l;else if (l = _checkUnicodeWildcard(i)) i += l;else break;
}
tokens[start].urangeEnd = i - 1;
return i - start;
}
/**
* Get a u-range node (part of a unicode-range)
* @return {Node}
*/
function getUrange() {
var startPos = pos;
var type = NodeType.UrangeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
content = joinValues(startPos, tokens[startPos].urangeEnd);
pos = tokens[startPos].urangeEnd + 1;
return newNode(type, content, line, column);
}
/**
* Check for unicode wildcard characters `?`
* @param {number} i Token's index
* @return {number} Wildcard length
*/
function _checkUnicodeWildcard(i) {
var start = i;
if (i >= tokensLength) return 0;
while (i < tokensLength) {
if (tokens[i].type === TokenType.QuestionMark) i += 1;else break;
}
return i - start;
}
/**
* Check if token is part of URI, e.g. `url('/css/styles.css')`
* @param {number} i Token's index number
* @returns {number} Length of URI
*/
function checkUri(i) {
var start = i;
var l = void 0;
if (i >= tokensLength || tokens[i].value !== 'url') return 0;
// Skip `url`.
i++;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
// Store the opening parenthesis token as we will reference it's `right`
// property to determine when the parentheses close
var leftParenthesis = tokens[i];
// Skip `(`.
i++;
// Determine the type of URI
while (i < leftParenthesis.right) {
if (l = checkUri1(i)) {
i += l;
tokens[start].uriType = 1; // Raw based URI (without quotes)
} else if (l = checkUri2(i)) {
i += l;
tokens[start].uriType = 2; // Non-raw based URI (with quotes)
} else return 0;
}
// Skip `)`.
i++;
return i - start;
}
/**
* Get specific type of URI node
* @return {Node} Specific type of URI node
*/
function getUri() {
var startPos = pos;
var type = NodeType.UriType;
var token = tokens[startPos];
var line = token.ln;
var column = token.col;
var content = [];
var end = void 0;
var uriType = tokens[startPos].uriType;
// Skip `url` and `(`.
pos += 2;
if (uriType === 1) content = content.concat(getUri1());else if (uriType === 2) content = content.concat(getUri2());else end = getLastPosition(content, line, column, 4);
if (!end) end = getLastPosition(content, line, column, 1);
// Skip `)`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token type is valid URI character
* @param {number} i Token's index number
* @return {number} Length of raw node
*/
function checkUriRawCharacters(i) {
var start = i;
var l = void 0;
if (l = checkIdent(i)) i += l;else if (l = checkNumber(i)) i += l;else {
switch (tokens[i].type) {
case TokenType.ExclamationMark:
case TokenType.NumberSign:
case TokenType.DollarSign:
case TokenType.PercentSign:
case TokenType.Ampersand:
case TokenType.Asterisk:
case TokenType.PlusSign:
case TokenType.Comma:
case TokenType.HyphenMinus:
case TokenType.FullStop:
case TokenType.Solidus:
case TokenType.Colon:
case TokenType.Semicolon:
case TokenType.LessThanSign:
case TokenType.EqualsSign:
case TokenType.GreaterThanSign:
case TokenType.QuotationMark:
case TokenType.CommercialAt:
case TokenType.LeftSquareBracket:
case TokenType.RightSquareBracket:
case TokenType.CircumflexAccent:
case TokenType.LowLine:
case TokenType.LeftCurlyBracket:
case TokenType.VerticalLine:
case TokenType.RightCurlyBracket:
case TokenType.Tilde:
i += 1;
break;
default:
return 0;
}
}
return i - start;
}
/**
* Check if content of URI can be contained within a raw node
* @param {number} i Token's index number
* @return {number} Length of raw node
*/
function checkUriRaw(i) {
var start = i;
var l = void 0;
while (i < tokensLength) {
if (checkInterpolation(i) || checkVariable(i)) break;else if (l = checkUriRawCharacters(i)) i += l;else break;
}
tokens[start].uri_raw_end = i;
return i - start;
}
/**
* Get a raw node
* @return {Node}
*/
function getUriRaw() {
var startPos = pos;
var type = NodeType.RawType;
var token = tokens[startPos];
var line = token.ln;
var column = token.col;
var content = [];
var l = void 0;
while (pos < tokens[startPos].uri_raw_end) {
if (checkInterpolation(pos) || checkVariable(pos)) break;else if (l = checkUriRawCharacters(pos)) pos += l;else break;
}
content = joinValues(startPos, pos - 1);
return newNode(type, content, line, column);
}
/**
* Check for a raw (without quotes) URI
* (1) http://foo.com/bar.png
* (2) http://foo.com/#{$bar}.png
* (3) #{$foo}/bar.png
* (4) #{$foo}
* @param {number} i Token's index number
* @return {number} Length of URI node
*/
function checkUri1(i) {
var start = i;
var l = void 0;
if (l = checkSC(i)) i += l;
while (i < tokensLength) {
if (l = checkInterpolation(i) || checkUriRaw(i)) i += l;else break;
}
if (l = checkSC(i)) i += l;
// Check that we are at the end of the uri
if (i < tokens[start - 1].right) return 0;
tokens[start].uri_end = i;
return i - start;
}
/**
* Get a raw (without quotes) URI
node
* @return {Array}
*/
function getUri1() {
var startPos = pos;
var content = [];
if (checkSC(pos)) content = content.concat(getSC());
while (pos < tokens[startPos].uri_end) {
if (checkInterpolation(pos)) content.push(getInterpolation());else if (checkUriRaw(pos)) content.push(getUriRaw());else break;
}
if (checkSC(pos)) content = content.concat(getSC());
return content;
}
/**
* Check for a non-raw (with quotes) URI
* (1) 'http://foo.com/bar.png'
* (2) 'http://foo.com/'#{$bar}.png
* (3) #{$foo}'/bar.png'
* @param {number} i Token's index number
* @return {number} Length of URI node
*/
function checkUri2(i) {
var start = i;
var l = void 0;
while (i < tokensLength) {
if (l = checkSC(i)) i += l;else if (l = checkString(i)) i += l;else if (l = checkFunction(i)) i += l;else if (l = checkUnary(i)) i += l;else if (l = checkIdentOrInterpolation(i)) i += l;else if (l = checkVariable(i)) i += l;else break;
}
// Check that we are at the end of the uri
if (i < tokens[start - 1].right) return 0;
tokens[start].uri_end = i;
return i - start;
}
/**
* Get a non-raw (with quotes) URI node
* @return {Array}
*/
function getUri2() {
var startPos = pos;
var content = [];
while (pos < tokens[startPos].uri_end) {
if (checkSC(pos)) content = content.concat(getSC());else if (checkUnary(pos)) content.push(getUnary());else if (_checkValue(pos)) content.push(_getValue());else break;
}
return content;
}
/**
* Check if token is part of a value
* @param {number} i Token's index number
* @return {number} Length of the value
*/
function checkValue(i) {
var start = i;
var l = void 0;
var s = void 0;
var _i = void 0;
while (i < tokensLength) {
if (checkDeclDelim(i)) break;
if (l = checkBlock(i)) {
i += l;
break;
}
s = checkS(i);
_i = i + s;
if (l = _checkValue(_i)) i += l + s;
if (!l || checkBlock(i - l)) break;
}
return i - start;
}
/**
* @return {Array}
*/
function getValue() {
var type = NodeType.ValueType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
var _pos = void 0;
var s = void 0;
while (pos < tokensLength) {
if (checkDeclDelim(pos)) break;
s = checkS(pos);
_pos = pos + s;
if (checkDeclDelim(_pos)) break;
if (checkBlock(pos)) {
content.push(getBlock());
break;
}
if (!_checkValue(_pos)) break;
if (s) content.push(getS());
content.push(_getValue());
if (checkBlock(_pos)) break;
}
return newNode(type, content, line, column);
}
/**
* @param {number} i Token's index number
* @return {number}
*/
function _checkValue(i) {
var l = void 0;
if (l = checkInterpolation(i)) tokens[i].value_child = 1;else if (l = checkVariable(i)) tokens[i].value_child = 2;else if (l = checkVhash(i)) tokens[i].value_child = 3;else if (l = checkBlock(i)) tokens[i].value_child = 4;else if (l = checkAtkeyword(i)) tokens[i].value_child = 5;else if (l = checkOperator(i)) tokens[i].value_child = 6;else if (l = checkImportant(i)) tokens[i].value_child = 7;else if (l = checkGlobal(i)) tokens[i].value_child = 8;else if (l = checkDefault(i)) tokens[i].value_child = 9;else if (l = checkProgid(i)) tokens[i].value_child = 10;else if (l = checkAny(i)) tokens[i].value_child = 11;else if (l = checkParentSelector(i)) tokens[i].value_child = 12;
return l;
}
/**
* @return {Array}
*/
function _getValue() {
var childType = tokens[pos].value_child;
if (childType === 1) return getInterpolation();
if (childType === 2) return getVariable();
if (childType === 3) return getVhash();
if (childType === 4) return getBlock();
if (childType === 5) return getAtkeyword();
if (childType === 6) return getOperator();
if (childType === 7) return getImportant();
if (childType === 8) return getGlobal();
if (childType === 9) return getDefault();
if (childType === 10) return getProgid();
if (childType === 11) return getAny();
if (childType === 12) return getParentSelector();
}
/**
* @param {number} i Token's index number
* @returns {number} Length of the value
*/
function checkSingleValue(i) {
var start = i;
var l = void 0;
var s = void 0;
var _i = void 0;
while (i < tokensLength) {
if (checkDeclDelim(i) || checkDelim(i)) break;
if (l = checkBlock(i)) {
i += l;
break;
}
s = checkSC(i);
_i = i + s;
if (l = _checkValue(_i)) i += l + s;
if (!l || checkBlock(i - l)) break;
}
return i - start;
}
/**
* @returns {Array}
*/
function getSingleValue() {
var type = NodeType.ValueType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
var _pos = void 0;
var s = void 0;
while (pos < tokensLength) {
if (checkDeclDelim(pos) || checkDelim(pos)) break;
s = checkSC(pos);
_pos = pos + s;
if (checkDeclDelim(_pos) || checkDelim(_pos)) break;
if (checkBlock(pos)) {
content.push(getBlock());
break;
}
if (!_checkValue(_pos)) break;
if (s) content.push(getS());
content.push(_getValue());
if (checkBlock(_pos)) break;
}
return newNode(type, content, line, column);
}
/**
* Check if token is part of a variable
* @param {number} i Token's index number
* @return {number} Length of the variable
*/
function checkVariable(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
// Skip `$`.
if (tokens[i].type === TokenType.DollarSign) i++;else return 0;
if (l = checkIdent(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a variable
* @return {Array} `['variable', ['ident', x]]` where `x` is
* a variable name.
*/
function getVariable() {
var type = NodeType.VariableType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `$`.
pos++;
var content = [getIdent()];
return newNode(type, content, line, column);
}
/**
* Check if token is part of a variables list (e.g. `$values...`).
* @param {number} i Token's index number
* @return {number}
*/
function checkVariablesList(i) {
var d = 0; // Number of dots
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkVariable(i)) i += l;else return 0;
while (i < tokensLength && tokens[i].type === TokenType.FullStop) {
d++;
i++;
}
return d === 3 ? l + d : 0;
}
/**
* Get node with a variables list
* @return {Array} `['variableslist', ['variable', ['ident', x]]]` where
* `x` is a variable name.
*/
function getVariablesList() {
var type = NodeType.VariablesListType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [getVariable()];
var end = getLastPosition(content, line, column, 3);
// Skip `...`.
pos += 3;
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of a hexadecimal number (e.g. `#fff`) inside
* some value
* @param {number} i Token's index number
* @return {number}
*/
function checkVhash(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
// Skip `#`.
if (tokens[i].type === TokenType.NumberSign) i++;else return 0;
if (l = checkNmName2(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a hexadecimal number (e.g. `#fff`) inside some value
* @return {Array} `['vhash', x]` where `x` is a hexadecimal number
* converted to string (without `#`, e.g. `'fff'`).
*/
function getVhash() {
var type = NodeType.VhashType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `#`.
pos++;
var content = getNmName2();
var end = getLastPosition(content, line, column + 1);
return newNode(type, content, line, column, end);
}
function checkSelectorsGroup(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkSelector(i)) i += l;else return 0;
while (i < tokensLength) {
var spaceBefore = checkSC(i);
var comma = checkDelim(i + spaceBefore);
if (!comma) break;
var spaceAfter = checkMultilineSC(i + spaceBefore + comma);
var spaceEnd = spaceAfter ? checkMultilineSC(i + spaceBefore + comma + spaceAfter) : 0;
if (l = checkSelector(i + spaceBefore + comma + spaceAfter + spaceEnd)) i += spaceBefore + comma + spaceAfter + spaceEnd + l;else break;
}
tokens[start].selectorsGroupEnd = i;
return i - start;
}
function getSelectorsGroup() {
var selectorsGroup = [];
var selectorsGroupEnd = tokens[pos].selectorsGroupEnd;
selectorsGroup.push(getSelector());
while (pos < selectorsGroupEnd) {
selectorsGroup = selectorsGroup.concat(getMultilineSC(), getDelim(), getMultilineSC(), getSelector());
}
return selectorsGroup;
}
function checkSelector(i) {
var l = void 0;
if (l = checkSelector1(i)) tokens[i].selectorType = 1;else if (l = checkSelector2(i)) tokens[i].selectorType = 2;
return l;
}
function getSelector() {
var selectorType = tokens[pos].selectorType;
if (selectorType === 1) return getSelector1();else return getSelector2();
}
/**
* Checks for selector which starts with a compound selector.
*/
function checkSelector1(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkCompoundSelector(i)) i += l;else return 0;
while (i < tokensLength) {
var space = checkSC(i);
var comma = checkCombinator(i + space);
if (!space && !comma) break;
if (comma) {
i += space + comma;
space = checkSC(i);
}
if (l = checkCompoundSelector(i + space)) i += space + l;else break;
}
tokens[start].selectorEnd = i;
return i - start;
}
function getSelector1() {
var type = NodeType.SelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var selectorEnd = token.selectorEnd;
var content = getCompoundSelector();
while (pos < selectorEnd) {
if (checkSC(pos)) content = content.concat(getSC());else if (checkCombinator(pos)) content.push(getCombinator());else if (checkCompoundSelector(pos)) content = content.concat(getCompoundSelector());
}
return newNode(type, content, line, column);
}
/**
* Checks for a selector that starts with a combinator.
*/
function checkSelector2(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkCombinator(i)) i += l;else return 0;
while (i < tokensLength) {
var spaceBefore = checkSC(i);
if (l = checkCompoundSelector(i + spaceBefore)) i += spaceBefore + l;else break;
var spaceAfter = checkSC(i);
var comma = checkCombinator(i + spaceAfter);
if (!spaceAfter && !comma) break;
if (comma) {
i += spaceAfter + comma;
}
}
tokens[start].selectorEnd = i;
return i - start;
}
function getSelector2() {
var type = NodeType.SelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var selectorEnd = token.selectorEnd;
var content = [getCombinator()];
while (pos < selectorEnd) {
if (checkSC(pos)) content = content.concat(getSC());else if (checkCombinator(pos)) content.push(getCombinator());else if (checkCompoundSelector(pos)) content = content.concat(getCompoundSelector());
}
return newNode(type, content, line, column);
}
function checkCompoundSelector(i) {
var l = void 0;
if (l = checkCompoundSelector1(i)) {
tokens[i].compoundSelectorType = 1;
} else if (l = checkCompoundSelector2(i)) {
tokens[i].compoundSelectorType = 2;
}
return l;
}
function getCompoundSelector() {
var type = tokens[pos].compoundSelectorType;
if (type === 1) return getCompoundSelector1();
if (type === 2) return getCompoundSelector2();
}
/**
* Check for compound selectors that start with either a type selector,
* placeholder or parent selector with extension
* (1) `foo.bar`
* (2) `foo[attr=val]`
* (3) `foo:first-of-type`
* (4) `foo%bar`
* @param {number} i Token's index
* @return {number} Compound selector's length
*/
function checkCompoundSelector1(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkUniversalSelector(i) || checkTypeSelector(i) || checkPlaceholder(i) || checkParentSelectorWithExtension(i)) i += l;else return 0;
while (i < tokensLength) {
var _l2 = checkShash(i) || checkClass(i) || checkAttributeSelector(i) || checkPseudo(i) || checkPlaceholder(i) || checkInterpolation(i);
if (_l2) i += _l2;else break;
}
tokens[start].compoundSelectorEnd = i;
return i - start;
}
/**
* @return {Array} An array of nodes that make up the compound selector
*/
function getCompoundSelector1() {
var sequence = [];
var compoundSelectorEnd = tokens[pos].compoundSelectorEnd;
if (checkUniversalSelector(pos)) sequence.push(getUniversalSelector());else if (checkTypeSelector(pos)) sequence.push(getTypeSelector());else if (checkPlaceholder(pos)) sequence.push(getPlaceholder());else if (checkParentSelectorWithExtension(pos)) sequence = sequence.concat(getParentSelectorWithExtension());
while (pos < compoundSelectorEnd) {
if (checkShash(pos)) sequence.push(getShash());else if (checkClass(pos)) sequence.push(getClass());else if (checkAttributeSelector(pos)) sequence.push(getAttributeSelector());else if (checkPseudo(pos)) sequence.push(getPseudo());else if (checkPlaceholder(pos)) sequence.push(getPlaceholder());else if (checkInterpolation(pos)) sequence.push(getInterpolation());else break;
}
return sequence;
}
/**
* Check for all other compound selectors
* (1) `.foo.bar`
* (2) `.foo[attr=val]`
* (3) `.foo:first-of-type`
* (4) `.foo%bar`
* (5) `.foo#{$bar}`
* @param {number} i Token's index
* @return {number} Compound selector's length
*/
function checkCompoundSelector2(i) {
if (i >= tokensLength) return 0;
var start = i;
while (i < tokensLength) {
var l = checkShash(i) || checkClass(i) || checkAttributeSelector(i) || checkPseudo(i) || checkPlaceholder(i) || checkInterpolation(i);
if (l) i += l;else break;
}
tokens[start].compoundSelectorEnd = i;
return i - start;
}
/**
* @return {Array} An array of nodes that make up the compound selector
*/
function getCompoundSelector2() {
var sequence = [];
var compoundSelectorEnd = tokens[pos].compoundSelectorEnd;
while (pos < compoundSelectorEnd) {
if (checkShash(pos)) sequence.push(getShash());else if (checkClass(pos)) sequence.push(getClass());else if (checkAttributeSelector(pos)) sequence.push(getAttributeSelector());else if (checkPseudo(pos)) sequence.push(getPseudo());else if (checkPlaceholder(pos)) sequence.push(getPlaceholder());else if (checkInterpolation(pos)) sequence.push(getInterpolation());else break;
}
return sequence;
}
function checkUniversalSelector(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkNamePrefix(i)) i += l;
if (tokens[i].type === TokenType.Asterisk) i++;else return 0;
return i - start;
}
function getUniversalSelector() {
var type = NodeType.UniversalSelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
var end = void 0;
if (checkNamePrefix(pos)) {
content.push(getNamePrefix());
end = getLastPosition(content, line, column, 1);
}
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of a type selector
* @param {number} i Token's index
* @return {number} Type selector's length
*/
function checkTypeSelector(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkNamePrefix(i)) i += l;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
return i - start;
}
/**
* Get type selector node
* @return {Node}
*/
function getTypeSelector() {
var type = NodeType.TypeSelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (checkNamePrefix(pos)) content.push(getNamePrefix());
content = content.concat(getIdentOrInterpolation());
return newNode(type, content, line, column);
}
function checkAttributeSelector(i) {
var l = void 0;
if (l = checkAttributeSelector1(i)) tokens[i].attributeSelectorType = 1;else if (l = checkAttributeSelector2(i)) tokens[i].attributeSelectorType = 2;
return l;
}
function getAttributeSelector() {
var type = tokens[pos].attributeSelectorType;
if (type === 1) return getAttributeSelector1();else return getAttributeSelector2();
}
/**
* (1) `[panda=nani]`
* (2) `[panda='nani']`
* (3) `[panda='nani' i]`
*
*/
function checkAttributeSelector1(i) {
var start = i;
if (tokens[i].type === TokenType.LeftSquareBracket) i++;else return 0;
var l = void 0;
if (l = checkSC(i)) i += l;
if (l = checkAttributeName(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkAttributeMatch(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkAttributeValue(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkAttributeFlags(i)) {
i += l;
if (l = checkSC(i)) i += l;
}
if (tokens[i].type === TokenType.RightSquareBracket) i++;else return 0;
return i - start;
}
function getAttributeSelector1() {
var type = NodeType.AttributeSelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `[`.
pos++;
content = content.concat(getSC(), getAttributeName(), getSC(), getAttributeMatch(), getSC(), getAttributeValue(), getSC());
if (checkAttributeFlags(pos)) {
content.push(getAttributeFlags());
content = content.concat(getSC());
}
// Skip `]`.
pos++;
var end = getLastPosition(content, line, column, 1);
return newNode(type, content, line, column, end);
}
/**
* (1) `[panda]`
*/
function checkAttributeSelector2(i) {
var start = i;
if (tokens[i].type === TokenType.LeftSquareBracket) i++;else return 0;
var l = void 0;
if (l = checkSC(i)) i += l;
if (l = checkAttributeName(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].type === TokenType.RightSquareBracket) i++;else return 0;
return i - start;
}
function getAttributeSelector2() {
var type = NodeType.AttributeSelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `[`.
pos++;
content = content.concat(getSC(), getAttributeName(), getSC());
// Skip `]`.
pos++;
var end = getLastPosition(content, line, column, 1);
return newNode(type, content, line, column, end);
}
function checkAttributeName(i) {
var start = i;
var l = void 0;
if (l = checkNamePrefix(i)) i += l;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
return i - start;
}
function getAttributeName() {
var type = NodeType.AttributeNameType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (checkNamePrefix(pos)) content.push(getNamePrefix());
content = content.concat(getIdentOrInterpolation());
return newNode(type, content, line, column);
}
function checkAttributeMatch(i) {
var l = void 0;
if (l = checkAttributeMatch1(i)) tokens[i].attributeMatchType = 1;else if (l = checkAttributeMatch2(i)) tokens[i].attributeMatchType = 2;
return l;
}
function getAttributeMatch() {
var type = tokens[pos].attributeMatchType;
if (type === 1) return getAttributeMatch1();else return getAttributeMatch2();
}
function checkAttributeMatch1(i) {
var start = i;
var type = tokens[i].type;
if (type === TokenType.Tilde || type === TokenType.VerticalLine || type === TokenType.CircumflexAccent || type === TokenType.DollarSign || type === TokenType.Asterisk) i++;else return 0;
if (tokens[i].type === TokenType.EqualsSign) i++;else return 0;
return i - start;
}
function getAttributeMatch1() {
var type = NodeType.AttributeMatchType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = tokens[pos].value + tokens[pos + 1].value;
pos += 2;
return newNode(type, content, line, column);
}
function checkAttributeMatch2(i) {
if (tokens[i].type === TokenType.EqualsSign) return 1;else return 0;
}
function getAttributeMatch2() {
var type = NodeType.AttributeMatchType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '=';
pos++;
return newNode(type, content, line, column);
}
function checkAttributeValue(i) {
return checkString(i) || checkIdentOrInterpolation(i);
}
function getAttributeValue() {
var type = NodeType.AttributeValueType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (checkString(pos)) content.push(getString());else content = content.concat(getIdentOrInterpolation());
return newNode(type, content, line, column);
}
function checkAttributeFlags(i) {
return checkIdentOrInterpolation(i);
}
function getAttributeFlags() {
var type = NodeType.AttributeFlagsType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = getIdentOrInterpolation();
return newNode(type, content, line, column);
}
function checkNamePrefix(i) {
if (i >= tokensLength) return 0;
var l = void 0;
if (l = checkNamePrefix1(i)) tokens[i].namePrefixType = 1;else if (l = checkNamePrefix2(i)) tokens[i].namePrefixType = 2;
return l;
}
function getNamePrefix() {
var type = tokens[pos].namePrefixType;
if (type === 1) return getNamePrefix1();else return getNamePrefix2();
}
/**
* (1) `panda|`
* (2) `panda<comment>|`
*/
function checkNamePrefix1(i) {
var start = i;
var l = void 0;
if (l = checkNamespacePrefix(i)) i += l;else return 0;
if (l = checkCommentML(i)) i += l;
if (l = checkNamespaceSeparator(i)) i += l;else return 0;
return i - start;
}
function getNamePrefix1() {
var type = NodeType.NamePrefixType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
content.push(getNamespacePrefix());
if (checkCommentML(pos)) content.push(getCommentML());
content.push(getNamespaceSeparator());
return newNode(type, content, line, column);
}
/**
* (1) `|`
*/
function checkNamePrefix2(i) {
return checkNamespaceSeparator(i);
}
function getNamePrefix2() {
var type = NodeType.NamePrefixType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [getNamespaceSeparator()];
return newNode(type, content, line, column);
}
/**
* (1) `*`
* (2) `panda`
*/
function checkNamespacePrefix(i) {
if (i >= tokensLength) return 0;
var l = void 0;
if (tokens[i].type === TokenType.Asterisk) return 1;else if (l = checkIdentOrInterpolation(i)) return l;else return 0;
}
function getNamespacePrefix() {
var type = NodeType.NamespacePrefixType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (token.type === TokenType.Asterisk) {
var asteriskNode = newNode(NodeType.IdentType, '*', line, column);
content.push(asteriskNode);
pos++;
} else if (checkIdentOrInterpolation(pos)) content = content.concat(getIdentOrInterpolation());
return newNode(type, content, line, column);
}
/**
* (1) `|`
*/
function checkNamespaceSeparator(i) {
if (i >= tokensLength) return 0;
if (tokens[i].type !== TokenType.VerticalLine) return 0;
// Return false if `|=` - [attr|=value]
if (tokens[i + 1] && tokens[i + 1].type === TokenType.EqualsSign) return 0;
return 1;
}
function getNamespaceSeparator() {
var type = NodeType.NamespaceSeparatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '|';
pos++;
return newNode(type, content, line, column);
}
module.exports = function (_tokens, context) {
tokens = _tokens;
tokensLength = tokens.length;
pos = 0;
return contexts[context]();
};
/***/ }),
/* 24 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
module.exports = function (css, tabSize) {
var TokenType = __webpack_require__(13);
var tokens = [];
var urlMode = false;
var c = void 0; // Current character
var cn = void 0; // Next character
var pos = 0;
var tn = 0;
var ln = 1;
var col = 1;
var Punctuation = {
' ': TokenType.Space,
'\n': TokenType.Newline,
'\r': TokenType.Newline,
'\t': TokenType.Tab,
'!': TokenType.ExclamationMark,
'"': TokenType.QuotationMark,
'#': TokenType.NumberSign,
'$': TokenType.DollarSign,
'%': TokenType.PercentSign,
'&': TokenType.Ampersand,
'\'': TokenType.Apostrophe,
'(': TokenType.LeftParenthesis,
')': TokenType.RightParenthesis,
'*': TokenType.Asterisk,
'+': TokenType.PlusSign,
',': TokenType.Comma,
'-': TokenType.HyphenMinus,
'.': TokenType.FullStop,
'/': TokenType.Solidus,
':': TokenType.Colon,
';': TokenType.Semicolon,
'<': TokenType.LessThanSign,
'=': TokenType.EqualsSign,
'==': TokenType.EqualitySign,
'!=': TokenType.InequalitySign,
'>': TokenType.GreaterThanSign,
'?': TokenType.QuestionMark,
'@': TokenType.CommercialAt,
'[': TokenType.LeftSquareBracket,
']': TokenType.RightSquareBracket,
'^': TokenType.CircumflexAccent,
'_': TokenType.LowLine,
'{': TokenType.LeftCurlyBracket,
'|': TokenType.VerticalLine,
'}': TokenType.RightCurlyBracket,
'~': TokenType.Tilde,
'`': TokenType.Backtick
};
/**
* Add a token to the token list
* @param {string} type
* @param {string} value
*/
function pushToken(type, value, column) {
tokens.push({
tn: tn++,
ln: ln,
col: column,
type: type,
value: value
});
}
/**
* Check if a character is a decimal digit
* @param {string} c Character
* @returns {boolean}
*/
function isDecimalDigit(c) {
return '0123456789'.indexOf(c) >= 0;
}
/**
* Parse spaces
* @param {string} css Unparsed part of CSS string
*/
function parseSpaces(css) {
var start = pos;
// Read the string until we meet a non-space character:
for (; pos < css.length; pos++) {
if (css.charAt(pos) !== ' ') break;
}
// Add a substring containing only spaces to tokens:
pushToken(TokenType.Space, css.substring(start, pos--), col);
col += pos - start;
}
/**
* Parse a string within quotes
* @param {string} css Unparsed part of CSS string
* @param {string} q Quote (either `'` or `"`)
*/
function parseString(css, q) {
var start = pos;
// Read the string until we meet a matching quote:
for (pos++; pos < css.length; pos++) {
// Skip escaped quotes:
if (css.charAt(pos) === '\\') pos++;else if (css.charAt(pos) === q) break;
}
// Add the string (including quotes) to tokens:
var type = q === '"' ? TokenType.StringDQ : TokenType.StringSQ;
pushToken(type, css.substring(start, pos + 1), col);
col += pos - start;
}
/**
* Parse numbers
* @param {string} css Unparsed part of CSS string
*/
function parseDecimalNumber(css) {
var start = pos;
// Read the string until we meet a character that's not a digit:
for (; pos < css.length; pos++) {
if (!isDecimalDigit(css.charAt(pos))) break;
}
// Add the number to tokens:
pushToken(TokenType.DecimalNumber, css.substring(start, pos--), col);
col += pos - start;
}
/**
* Parse identifier
* @param {string} css Unparsed part of CSS string
*/
function parseIdentifier(css) {
var start = pos;
// Skip all opening slashes:
while (css.charAt(pos) === '/') {
pos++;
} // Read the string until we meet a punctuation mark:
for (; pos < css.length; pos++) {
// Skip all '\':
if (css.charAt(pos) === '\\') pos++;else if (css.charAt(pos) in Punctuation) break;
}
var ident = css.substring(start, pos--);
// Enter url mode if parsed substring is `url`:
if (!urlMode && ident === 'url' && css.charAt(pos + 1) === '(') {
urlMode = true;
}
// Add identifier to tokens:
pushToken(TokenType.Identifier, ident, col);
col += pos - start;
}
/**
* Parse equality sign
*/
function parseEquality() {
pushToken(TokenType.EqualitySign, '==', col);
pos++;
col++;
}
/**
* Parse inequality sign
*/
function parseInequality() {
pushToken(TokenType.InequalitySign, '!=', col);
pos++;
col++;
}
/**
* Parse a multiline comment
* @param {string} css Unparsed part of CSS string
*/
function parseMLComment(css) {
var start = pos;
var col_ = col;
// Get current indent level:
var il = 0;
for (var _pos = pos - 1; _pos > -1; _pos--) {
// TODO: Can be tabs:
if (css.charAt(_pos) === ' ') il++;else break;
}
for (pos += 2; pos < css.length; pos++) {
var ch = css.charAt(pos);
if (ch === '\n') {
var _pos2 = void 0;
// Get new line's indent level:
var _il = 0;
for (_pos2 = pos + 1; _pos2 < css.length; _pos2++) {
if (css.charAt(_pos2) === ' ') _il++;else break;
}
if (_il > il) {
col = 0;
pos += _pos2 - pos;
} else {
pos--;
break;
}
} else if (ch === '*' && css.charAt(pos + 1) === '/') {
pos++;
break;
}
}
// If CRLF is used, we need to adjust pos
if (css.charAt(pos) === '\r') pos--;
// Add full comment (including `/*`) to the list of tokens:
var comment = css.substring(start, pos + 1);
pushToken(TokenType.CommentML, comment, col_);
var newlines = comment.split('\n');
if (newlines.length > 1) {
ln += newlines.length - 1;
col = newlines[newlines.length - 1].length;
} else {
col += pos - start;
}
}
/**
* Parse a single line comment
* @param {string} css Unparsed part of CSS string
*/
function parseSLComment(css) {
var start = pos;
var col_ = col;
var _pos;
// Check if comment is the only token on the line, and if so,
// get current indent level:
var il = 0;
var onlyToken = false;
for (_pos = pos - 1; _pos > -1; _pos--) {
// TODO: Can be tabs:
if (css.charAt(_pos) === ' ') il++;else if (css.charAt(_pos) === '\n') {
onlyToken = true;
break;
} else break;
}
if (_pos === -1) onlyToken = true;
// Read the string until we meet comment end.
// Since we already know first 2 characters (`//`), start reading
// from `pos + 2`:
if (!onlyToken) {
for (pos += 2; pos < css.length; pos++) {
if (css.charAt(pos) === '\n' || css.charAt(pos) === '\r') {
break;
}
}
} else {
for (pos += 2; pos < css.length; pos++) {
var ch = css.charAt(pos);
if (ch === '\n') {
// Get new line's indent level:
var _il = 0;
for (_pos = pos + 1; _pos < css.length; _pos++) {
if (css.charAt(_pos) === ' ') _il++;else break;
}
if (_il > il) {
col = 0;
pos += _pos - pos;
} else {
break;
}
}
}
}
// If CRLF is used, we need to adjust pos
if (css.charAt(pos - 1) === '\r') pos--;
// Add comment (including `//` and line break) to the list of tokens:
var comment = css.substring(start, pos--);
pushToken(TokenType.CommentSL, comment, col_);
var newlines = comment.split('\n');
if (newlines.length > 1) {
ln += newlines.length - 1;
col = newlines[newlines.length - 1].length;
} else {
col += pos - start;
}
}
/**
* Convert a CSS string to a list of tokens
* @param {string} css CSS string
* @returns {Array} List of tokens
* @private
*/
function getTokens(css) {
// Parse string, character by character:
for (pos = 0; pos < css.length; col++, pos++) {
c = css.charAt(pos);
cn = css.charAt(pos + 1);
// If we meet `/*`, it's a start of a multiline comment.
// Parse following characters as a multiline comment:
if (c === '/' && cn === '*') {
parseMLComment(css);
}
// If we meet `//` and it is not a part of url:
else if (!urlMode && c === '/' && cn === '/') {
// If we're currently inside a block, treat `//` as a start
// of identifier. Else treat `//` as a start of a single-line
// comment:
parseSLComment(css);
}
// If current character is a double or single quote, it's a start
// of a string:
else if (c === '"' || c === "'") {
parseString(css, c);
}
// If current character is a space:
else if (c === ' ') {
parseSpaces(css);
}
// If current character is `=`, it must be combined with next `=`
else if (c === '=' && cn === '=') {
parseEquality(css);
}
// If we meet `!=`, this must be inequality
else if (c === '!' && cn === '=') {
parseInequality(css);
}
// If current character is a punctuation mark:
else if (c in Punctuation) {
// Check for CRLF here or just LF
if (c === '\r' && cn === '\n' || c === '\n') {
// If \r we know the next character is \n due to statement above
// so we push a CRLF token type to the token list and importantly
// skip the next character so as not to double count newlines or
// columns etc
if (c === '\r') {
pushToken(TokenType.Newline, '\r\n', col);
pos++; // If CRLF skip the next character and push crlf token
} else if (c === '\n') {
// If just a LF newline and not part of CRLF newline we can just
// push punctuation as usual
pushToken(Punctuation[c], c, col);
}
ln++; // Go to next line
col = 0; // Reset the column count
} else if (c !== '\r' && c !== '\n') {
// Handle all other punctuation and add to list of tokens
pushToken(Punctuation[c], c, col);
} // Go to next line
if (c === ')') urlMode = false; // Exit url mode
else if (c === '\t' && tabSize > 1) col += tabSize - 1;
}
// If current character is a decimal digit:
else if (isDecimalDigit(c)) {
parseDecimalNumber(css);
}
// If current character is anything else:
else {
parseIdentifier(css);
}
}
return tokens;
}
return getTokens(css);
};
/***/ }),
/* 25 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
exports.__esModule = true;
exports.default = {
mark: __webpack_require__(26),
parse: __webpack_require__(27),
stringify: __webpack_require__(6),
tokenizer: __webpack_require__(28)
};
module.exports = exports['default'];
/***/ }),
/* 26 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var TokenType = __webpack_require__(13);
module.exports = function () {
/**
* Mark whitespaces and comments
*/
function markSC(tokens) {
var tokensLength = tokens.length;
var ws = -1; // Flag for whitespaces
var sc = -1; // Flag for whitespaces and comments
var t = void 0; // Current token
// For every token in the token list, mark spaces and line breaks
// as spaces (set both `ws` and `sc` flags). Mark multiline comments
// with `sc` flag.
// If there are several spaces or tabs or line breaks or multiline
// comments in a row, group them: take the last one's index number
// and save it to the first token in the group as a reference:
// e.g., `ws_last = 7` for a group of whitespaces or `sc_last = 9`
// for a group of whitespaces and comments.
for (var i = 0; i < tokensLength; i++) {
t = tokens[i];
switch (t.type) {
case TokenType.Space:
case TokenType.Tab:
case TokenType.Newline:
t.ws = true;
t.sc = true;
if (ws === -1) ws = i;
if (sc === -1) sc = i;
break;
case TokenType.CommentML:
case TokenType.CommentSL:
if (ws !== -1) {
tokens[ws].ws_last = i - 1;
ws = -1;
}
t.sc = true;
break;
default:
if (ws !== -1) {
tokens[ws].ws_last = i - 1;
ws = -1;
}
if (sc !== -1) {
tokens[sc].sc_last = i - 1;
sc = -1;
}
}
}
if (ws !== -1) tokens[ws].ws_last = i - 1;
if (sc !== -1) tokens[sc].sc_last = i - 1;
}
/**
* Pair brackets
*/
function markBrackets(tokens) {
var tokensLength = tokens.length;
var ps = []; // Parentheses
var sbs = []; // Square brackets
var cbs = []; // Curly brackets
var t = void 0; // Current token
// For every token in the token list, if we meet an opening (left)
// bracket, push its index number to a corresponding array.
// If we then meet a closing (right) bracket, look at the corresponding
// array. If there are any elements (records about previously met
// left brackets), take a token of the last left bracket (take
// the last index number from the array and find a token with
// this index number) and save right bracket's index as a reference:
for (var i = 0; i < tokensLength; i++) {
t = tokens[i];
switch (t.type) {
case TokenType.LeftParenthesis:
ps.push(i);
break;
case TokenType.RightParenthesis:
if (ps.length) {
t.left = ps.pop();
tokens[t.left].right = i;
}
break;
case TokenType.LeftSquareBracket:
sbs.push(i);
break;
case TokenType.RightSquareBracket:
if (sbs.length) {
t.left = sbs.pop();
tokens[t.left].right = i;
}
break;
case TokenType.LeftCurlyBracket:
cbs.push(i);
break;
case TokenType.RightCurlyBracket:
if (cbs.length) {
t.left = cbs.pop();
tokens[t.left].right = i;
}
break;
}
}
}
return function (tokens) {
markBrackets(tokens);
markSC(tokens);
};
}();
/***/ }),
/* 27 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var Node = __webpack_require__(1);
var NodeType = __webpack_require__(15);
var TokenType = __webpack_require__(13);
var tokens = void 0;
var tokensLength = void 0;
var pos = void 0;
var contexts = {
'arguments': function _arguments() {
return checkArguments(pos) && getArguments();
},
'atkeyword': function atkeyword() {
return checkAtkeyword(pos) && getAtkeyword();
},
'atrule': function atrule() {
return checkAtrule(pos) && getAtrule();
},
'attributeSelector': function attributeSelector() {
return checkAttributeSelector(pos) && getAttributeSelector();
},
'block': function block() {
return checkBlock(pos) && getBlock();
},
'brackets': function brackets() {
return checkBrackets(pos) && getBrackets();
},
'class': function _class() {
return checkClass(pos) && getClass();
},
'combinator': function combinator() {
return checkCombinator(pos) && getCombinator();
},
'commentML': function commentML() {
return checkCommentML(pos) && getCommentML();
},
'commentSL': function commentSL() {
return checkCommentSL(pos) && getCommentSL();
},
'condition': function condition() {
return checkCondition(pos) && getCondition();
},
'conditionalStatement': function conditionalStatement() {
return checkConditionalStatement(pos) && getConditionalStatement();
},
'declaration': function declaration() {
return checkDeclaration(pos) && getDeclaration();
},
'declDelim': function declDelim() {
return checkDeclDelim(pos) && getDeclDelim();
},
'default': function _default() {
return checkDefault(pos) && getDefault();
},
'delim': function delim() {
return checkDelim(pos) && getDelim();
},
'dimension': function dimension() {
return checkDimension(pos) && getDimension();
},
'expression': function expression() {
return checkExpression(pos) && getExpression();
},
'extend': function extend() {
return checkExtend(pos) && getExtend();
},
'function': function _function() {
return checkFunction(pos) && getFunction();
},
'global': function global() {
return checkGlobal(pos) && getGlobal();
},
'ident': function ident() {
return checkIdent(pos) && getIdent();
},
'important': function important() {
return checkImportant(pos) && getImportant();
},
'include': function include() {
return checkInclude(pos) && getInclude();
},
'interpolation': function interpolation() {
return checkInterpolation(pos) && getInterpolation();
},
'loop': function loop() {
return checkLoop(pos) && getLoop();
},
'mixin': function mixin() {
return checkMixin(pos) && getMixin();
},
'namespace': function namespace() {
return checkNamespace(pos) && getNamespace();
},
'number': function number() {
return checkNumber(pos) && getNumber();
},
'operator': function operator() {
return checkOperator(pos) && getOperator();
},
'optional': function optional() {
return checkOptional(pos) && getOptional();
},
'parentheses': function parentheses() {
return checkParentheses(pos) && getParentheses();
},
'parentselector': function parentselector() {
return checkParentSelector(pos) && getParentSelector();
},
'percentage': function percentage() {
return checkPercentage(pos) && getPercentage();
},
'placeholder': function placeholder() {
return checkPlaceholder(pos) && getPlaceholder();
},
'progid': function progid() {
return checkProgid(pos) && getProgid();
},
'property': function property() {
return checkProperty(pos) && getProperty();
},
'propertyDelim': function propertyDelim() {
return checkPropertyDelim(pos) && getPropertyDelim();
},
'pseudoc': function pseudoc() {
return checkPseudoc(pos) && getPseudoc();
},
'pseudoe': function pseudoe() {
return checkPseudoe(pos) && getPseudoe();
},
'ruleset': function ruleset() {
return checkRuleset(pos) && getRuleset();
},
's': function s() {
return checkS(pos) && getS();
},
'selector': function selector() {
return checkSelector(pos) && getSelector();
},
'shash': function shash() {
return checkShash(pos) && getShash();
},
'string': function string() {
return checkString(pos) && getString();
},
'stylesheet': function stylesheet() {
return checkStylesheet(pos) && getStylesheet();
},
'typeSelector': function typeSelector() {
return checkTypeSelector(pos) && getTypeSelector();
},
'unary': function unary() {
return checkUnary(pos) && getUnary();
},
'unicodeRange': function unicodeRange() {
return checkUnicodeRange(pos) && getUnicodeRange();
},
'universalSelector': function universalSelector() {
return checkUniversalSelector(pos) && getUniversalSelector();
},
'urange': function urange() {
return checkUrange(pos) && getUrange();
},
'uri': function uri() {
return checkUri(pos) && getUri();
},
'value': function value() {
return checkValue(pos) && getValue();
},
'variable': function variable() {
return checkVariable(pos) && getVariable();
},
'variableslist': function variableslist() {
return checkVariablesList(pos) && getVariablesList();
},
'vhash': function vhash() {
return checkVhash(pos) && getVhash();
}
};
/**
* Stop parsing and display error
* @param {Number=} i Token's index number
*/
function throwError(i) {
var ln = tokens[i].ln;
throw { line: ln, syntax: 'scss' };
}
/**
* @param {Number} start
* @param {Number} finish
* @returns {String}
*/
function joinValues(start, finish) {
var s = '';
for (var i = start; i < finish + 1; i++) {
s += tokens[i].value;
}
return s;
}
/**
* @param {Number} start
* @param {Number} num
* @returns {String}
*/
function joinValues2(start, num) {
if (start + num - 1 >= tokensLength) return;
var s = '';
for (var i = 0; i < num; i++) {
s += tokens[start + i].value;
}
return s;
}
function getLastPosition(content, line, column, colOffset) {
return typeof content === 'string' ? getLastPositionForString(content, line, column, colOffset) : getLastPositionForArray(content, line, column, colOffset);
}
function getLastPositionForString(content, line, column, colOffset) {
var position = [];
if (!content) {
position = [line, column];
if (colOffset) position[1] += colOffset - 1;
return position;
}
var lastLinebreak = content.lastIndexOf('\n');
var endsWithLinebreak = lastLinebreak === content.length - 1;
var splitContent = content.split('\n');
var linebreaksCount = splitContent.length - 1;
var prevLinebreak = linebreaksCount === 0 || linebreaksCount === 1 ? -1 : content.length - splitContent[linebreaksCount - 1].length - 2;
// Line:
var offset = endsWithLinebreak ? linebreaksCount - 1 : linebreaksCount;
position[0] = line + offset;
// Column:
if (endsWithLinebreak) {
offset = prevLinebreak !== -1 ? content.length - prevLinebreak : content.length - 1;
} else {
offset = linebreaksCount !== 0 ? content.length - lastLinebreak - column - 1 : content.length - 1;
}
position[1] = column + offset;
if (!colOffset) return position;
if (endsWithLinebreak) {
position[0]++;
position[1] = colOffset;
} else {
position[1] += colOffset;
}
return position;
}
function getLastPositionForArray(content, line, column, colOffset) {
var position = void 0;
if (content.length === 0) {
position = [line, column];
} else {
var c = content[content.length - 1];
if (c.hasOwnProperty('end')) {
position = [c.end.line, c.end.column];
} else {
position = getLastPosition(c.content, line, column);
}
}
if (!colOffset) return position;
if (tokens[pos - 1] && tokens[pos - 1].type !== 'Newline') {
position[1] += colOffset;
} else {
position[0]++;
position[1] = 1;
}
return position;
}
function newNode(type, content, line, column, end) {
if (!end) end = getLastPosition(content, line, column);
return new Node({
type: type,
content: content,
start: {
line: line,
column: column
},
end: {
line: end[0],
column: end[1]
},
syntax: 'scss'
});
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkAny(i) {
var l = void 0;
if (l = checkBrackets(i)) tokens[i].any_child = 1;else if (l = checkParentheses(i)) tokens[i].any_child = 2;else if (l = checkString(i)) tokens[i].any_child = 3;else if (l = checkVariablesList(i)) tokens[i].any_child = 4;else if (l = checkVariable(i)) tokens[i].any_child = 5;else if (l = checkPlaceholder(i)) tokens[i].any_child = 6;else if (l = checkPercentage(i)) tokens[i].any_child = 7;else if (l = checkDimension(i)) tokens[i].any_child = 8;else if (l = checkUnicodeRange(i)) tokens[i].any_child = 9;else if (l = checkNumber(i)) tokens[i].any_child = 10;else if (l = checkUri(i)) tokens[i].any_child = 11;else if (l = checkExpression(i)) tokens[i].any_child = 12;else if (l = checkFunctionsList(i)) tokens[i].any_child = 13;else if (l = checkFunction(i)) tokens[i].any_child = 14;else if (l = checkInterpolation(i)) tokens[i].any_child = 15;else if (l = checkIdent(i)) tokens[i].any_child = 16;else if (l = checkClass(i)) tokens[i].any_child = 17;else if (l = checkUnary(i)) tokens[i].any_child = 18;else if (l = checkParentSelector(i)) tokens[i].any_child = 19;else if (l = checkImportant(i)) tokens[i].any_child = 20;else if (l = checkGlobal(i)) tokens[i].any_child = 21;else if (l = checkDefault(i)) tokens[i].any_child = 22;else if (l = checkOptional(i)) tokens[i].any_child = 23;
return l;
}
/**
* @returns {!Node}
*/
function getAny() {
var childType = tokens[pos].any_child;
if (childType === 1) return getBrackets();
if (childType === 2) return getParentheses();
if (childType === 3) return getString();
if (childType === 4) return getVariablesList();
if (childType === 5) return getVariable();
if (childType === 6) return getPlaceholder();
if (childType === 7) return getPercentage();
if (childType === 8) return getDimension();
if (childType === 9) return getUnicodeRange();
if (childType === 10) return getNumber();
if (childType === 11) return getUri();
if (childType === 12) return getExpression();
if (childType === 13) return getFunctionsList();
if (childType === 14) return getFunction();
if (childType === 15) return getInterpolation();
if (childType === 16) return getIdent();
if (childType === 17) return getClass();
if (childType === 18) return getUnary();
if (childType === 19) return getParentSelector();
if (childType === 20) return getImportant();
if (childType === 21) return getGlobal();
if (childType === 22) return getDefault();
if (childType === 23) return getOptional();
}
/**
* Check if token is part of mixin's arguments.
* @param {Number} i Token's index number
* @returns {Number} Length of arguments
*/
function checkArguments(i) {
var start = i;
var l = void 0;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
// Skip `(`.
i++;
while (i < tokens[start].right) {
if (l = checkArgument(i)) i += l;else return 0;
}
return tokens[start].right - start + 1;
}
/**
* @returns {Array}
*/
function getArguments() {
var type = NodeType.ArgumentsType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
var body = void 0;
// Skip `(`.
pos++;
while (pos < tokensLength && tokens[pos].type !== TokenType.RightParenthesis) {
if (checkSingleValueDeclaration(pos)) {
content.push(getSingleValueDeclaration());
} else if (checkArgument(pos)) {
body = getArgument();
if (typeof body.content === 'string') content.push(body);else content = content.concat(body);
} else if (checkClass(pos)) content.push(getClass());else throwError(pos);
}
var end = getLastPosition(content, line, column, 1);
// Skip `)`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token is valid to be part of arguments list
* @param {Number} i Token's index number
* @returns {Number} Length of argument
*/
function checkArgument(i) {
var l = void 0;
if (l = checkBrackets(i)) tokens[i].argument_child = 1;else if (l = checkParentheses(i)) tokens[i].argument_child = 2;else if (l = checkSingleValueDeclaration(i)) tokens[i].argument_child = 3;else if (l = checkFunctionsList(i)) tokens[i].argument_child = 4;else if (l = checkFunction(i)) tokens[i].argument_child = 5;else if (l = checkVariablesList(i)) tokens[i].argument_child = 6;else if (l = checkVariable(i)) tokens[i].argument_child = 7;else if (l = checkSC(i)) tokens[i].argument_child = 8;else if (l = checkDelim(i)) tokens[i].argument_child = 9;else if (l = checkDeclDelim(i)) tokens[i].argument_child = 10;else if (l = checkString(i)) tokens[i].argument_child = 11;else if (l = checkPercentage(i)) tokens[i].argument_child = 12;else if (l = checkDimension(i)) tokens[i].argument_child = 13;else if (l = checkNumber(i)) tokens[i].argument_child = 14;else if (l = checkUri(i)) tokens[i].argument_child = 15;else if (l = checkInterpolation(i)) tokens[i].argument_child = 16;else if (l = checkIdent(i)) tokens[i].argument_child = 17;else if (l = checkVhash(i)) tokens[i].argument_child = 18;else if (l = checkCustomProperty(i)) tokens[i].argument_child = 19;else if (l = checkOperator(i)) tokens[i].argument_child = 20;else if (l = checkUnary(i)) tokens[i].argument_child = 21;else if (l = checkParentSelector(i)) tokens[i].argument_child = 22;else if (l = checkImportant(i)) tokens[i].argument_child = 23;else if (l = checkGlobal(i)) tokens[i].argument_child = 24;else if (l = checkDefault(i)) tokens[i].argument_child = 25;else if (l = checkOptional(i)) tokens[i].argument_child = 26;
return l;
}
/**
* @returns {Array} Node that is part of arguments list
*/
function getArgument() {
var childType = tokens[pos].argument_child;
if (childType === 1) return getBrackets();
if (childType === 2) return getParentheses();
if (childType === 3) return getSingleValueDeclaration();
if (childType === 4) return getFunctionsList();
if (childType === 5) return getFunction();
if (childType === 6) return getVariablesList();
if (childType === 7) return getVariable();
if (childType === 8) return getSC();
if (childType === 9) return getDelim();
if (childType === 10) return getDeclDelim();
if (childType === 11) return getString();
if (childType === 12) return getPercentage();
if (childType === 13) return getDimension();
if (childType === 14) return getNumber();
if (childType === 15) return getUri();
if (childType === 16) return getInterpolation();
if (childType === 17) return getIdent();
if (childType === 18) return getVhash();
if (childType === 19) return getCustomProperty();
if (childType === 20) return getOperator();
if (childType === 21) return getUnary();
if (childType === 22) return getParentSelector();
if (childType === 23) return getImportant();
if (childType === 24) return getGlobal();
if (childType === 25) return getDefault();
if (childType === 26) return getOptional();
}
/**
* Check if token is part of an @-word (e.g. `@import`, `@include`)
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkAtkeyword(i) {
var l = void 0;
// Check that token is `@`:
if (i >= tokensLength || tokens[i++].type !== TokenType.CommercialAt) return 0;
return (l = checkIdentOrInterpolation(i)) ? l + 1 : 0;
}
/**
* Get node with @-word
* @return {Node}
*/
function getAtkeyword() {
var type = NodeType.AtkeywordType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `@`.
pos++;
var content = getIdentOrInterpolation();
return newNode(type, content, line, column);
}
/**
* Check if token is a part of an @-rule
* @param {Number} i Token's index number
* @returns {Number} Length of @-rule
*/
function checkAtrule(i) {
var l = void 0;
if (i >= tokensLength) return 0;
// If token already has a record of being part of an @-rule,
// return the @-rule's length:
if (tokens[i].atrule_l !== undefined) return tokens[i].atrule_l;
// If token is part of an @-rule, save the rule's type to token.
// @keyframes:
if (l = checkKeyframesRule(i)) tokens[i].atrule_type = 4;
// @-rule with ruleset:
else if (l = checkAtruler(i)) tokens[i].atrule_type = 1;
// Block @-rule:
else if (l = checkAtruleb(i)) tokens[i].atrule_type = 2;
// Single-line @-rule:
else if (l = checkAtrules(i)) tokens[i].atrule_type = 3;else return 0;
// If token is part of an @-rule, save the rule's length to token:
tokens[i].atrule_l = l;
return l;
}
/**
* Get node with @-rule
* @returns {Array}
*/
function getAtrule() {
var childType = tokens[pos].atrule_type;
if (childType === 1) return getAtruler(); // @-rule with ruleset
if (childType === 2) return getAtruleb(); // Block @-rule
if (childType === 3) return getAtrules(); // Single-line @-rule
if (childType === 4) return getKeyframesRule();
}
/**
* Check if token is part of a block @-rule
* @param {Number} i Token's index number
* @returns {Number} Length of the @-rule
*/
function checkAtruleb(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (l = checkTsets(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a block @-rule
* @returns {Array} `['atruleb', ['atkeyword', x], y, ['block', z]]`
*/
function getAtruleb() {
var type = NodeType.AtruleType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getTsets(), getBlock());
return newNode(type, content, line, column);
}
/**
* Check if token is part of an @-rule with ruleset
* @param {Number} i Token's index number
* @returns {Number} Length of the @-rule
*/
function checkAtruler(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (l = checkTsets(i)) i += l;
if (i < tokensLength && tokens[i].type === TokenType.LeftCurlyBracket) i++;else return 0;
if (l = checkAtrulers(i)) i += l;
if (i < tokensLength && tokens[i].type === TokenType.RightCurlyBracket) i++;else return 0;
return i - start;
}
/**
* Get node with an @-rule with ruleset
* @returns {Array} ['atruler', ['atkeyword', x], y, z]
*/
function getAtruler() {
var type = NodeType.AtruleType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getTsets(), getAtrulers());
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkAtrulers(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkSC(i)) i += l;
while (i < tokensLength) {
if (l = checkSC(i)) tokens[i].atrulers_child = 1;else if (l = checkAtrule(i)) tokens[i].atrulers_child = 2;else if (l = checkRuleset(i)) tokens[i].atrulers_child = 3;else break;
i += l;
}
if (i < tokensLength) tokens[i].atrulers_end = 1;
if (l = checkSC(i)) i += l;
return i - start;
}
/**
* @returns {Array} `['atrulers', x]`
*/
function getAtrulers() {
var type = NodeType.BlockType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `{`.
pos++;
content = content.concat(getSC());
while (pos < tokensLength && !tokens[pos].atrulers_end) {
var childType = tokens[pos].atrulers_child;
if (childType === 1) content = content.concat(getSC());else if (childType === 2) content.push(getAtrule());else if (childType === 3) content.push(getRuleset());else break;
}
content = content.concat(getSC());
var end = getLastPosition(content, line, column, 1);
// Skip `}`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkAtrules(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (l = checkTsets(i)) i += l;
return i - start;
}
/**
* @returns {Array} `['atrules', ['atkeyword', x], y]`
*/
function getAtrules() {
var type = NodeType.AtruleType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getTsets());
return newNode(type, content, line, column);
}
/**
* Check if token is part of a block (e.g. `{...}`).
* @param {Number} i Token's index number
* @returns {Number} Length of the block
*/
function checkBlock(i) {
return i < tokensLength && tokens[i].type === TokenType.LeftCurlyBracket ? tokens[i].right - i + 1 : 0;
}
/**
* Get node with a block
* @returns {Array} `['block', x]`
*/
function getBlock() {
var type = NodeType.BlockType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var end = tokens[pos].right;
var content = [];
// Skip `{`.
pos++;
while (pos < end) {
if (checkBlockdecl(pos)) content = content.concat(getBlockdecl());else throwError(pos);
}
var end_ = getLastPosition(content, line, column, 1);
pos = end + 1;
return newNode(type, content, line, column, end_);
}
/**
* Check if token is part of a declaration (property-value pair)
* @param {Number} i Token's index number
* @returns {Number} Length of the declaration
*/
function checkBlockdecl(i) {
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkBlockdecl1(i)) tokens[i].bd_type = 1;else if (l = checkBlockdecl2(i)) tokens[i].bd_type = 2;else if (l = checkBlockdecl3(i)) tokens[i].bd_type = 3;else if (l = checkBlockdecl4(i)) tokens[i].bd_type = 4;else return 0;
return l;
}
/**
* @returns {Array}
*/
function getBlockdecl() {
var childType = tokens[pos].bd_type;
if (childType === 1) return getBlockdecl1();
if (childType === 2) return getBlockdecl2();
if (childType === 3) return getBlockdecl3();
if (childType === 4) return getBlockdecl4();
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkBlockdecl1(i) {
var start = i;
var l = void 0;
if (l = checkSC(i)) i += l;
if (l = checkConditionalStatement(i)) tokens[i].bd_kind = 1;else if (l = checkInclude(i)) tokens[i].bd_kind = 2;else if (l = checkExtend(i)) tokens[i].bd_kind = 4;else if (l = checkLoop(i)) tokens[i].bd_kind = 3;else if (l = checkAtrule(i)) tokens[i].bd_kind = 6;else if (l = checkRuleset(i)) tokens[i].bd_kind = 7;else if (l = checkDeclaration(i)) tokens[i].bd_kind = 5;else return 0;
i += l;
if (i < tokensLength && (l = checkDeclDelim(i))) i += l;else return 0;
if (l = checkSC(i)) i += l;
return i - start;
}
/**
* @returns {Array}
*/
function getBlockdecl1() {
var sc = getSC();
var content = void 0;
switch (tokens[pos].bd_kind) {
case 1:
content = getConditionalStatement();
break;
case 2:
content = getInclude();
break;
case 3:
content = getLoop();
break;
case 4:
content = getExtend();
break;
case 5:
content = getDeclaration();
break;
case 6:
content = getAtrule();
break;
case 7:
content = getRuleset();
break;
}
return sc.concat(content, getSC(), getDeclDelim(), getSC());
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkBlockdecl2(i) {
var start = i;
var l = void 0;
if (l = checkSC(i)) i += l;
if (l = checkConditionalStatement(i)) tokens[i].bd_kind = 1;else if (l = checkInclude(i)) tokens[i].bd_kind = 2;else if (l = checkExtend(i)) tokens[i].bd_kind = 4;else if (l = checkMixin(i)) tokens[i].bd_kind = 8;else if (l = checkLoop(i)) tokens[i].bd_kind = 3;else if (l = checkAtrule(i)) tokens[i].bd_kind = 6;else if (l = checkRuleset(i)) tokens[i].bd_kind = 7;else if (l = checkDeclaration(i)) tokens[i].bd_kind = 5;else return 0;
i += l;
if (l = checkSC(i)) i += l;
return i - start;
}
/**
* @returns {Array}
*/
function getBlockdecl2() {
var sc = getSC();
var content = void 0;
switch (tokens[pos].bd_kind) {
case 1:
content = getConditionalStatement();
break;
case 2:
content = getInclude();
break;
case 3:
content = getLoop();
break;
case 4:
content = getExtend();
break;
case 5:
content = getDeclaration();
break;
case 6:
content = getAtrule();
break;
case 7:
content = getRuleset();
break;
case 8:
content = getMixin();
break;
}
return sc.concat(content, getSC());
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkBlockdecl3(i) {
var start = i;
var l = void 0;
if (l = checkSC(i)) i += l;
if (l = checkDeclDelim(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
return i - start;
}
/**
* @returns {Array} `[s0, ['declDelim'], s1]` where `s0` and `s1` are
* are optional whitespaces.
*/
function getBlockdecl3() {
return [].concat(getSC(), getDeclDelim(), getSC());
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkBlockdecl4(i) {
return checkSC(i);
}
/**
* @returns {Array}
*/
function getBlockdecl4() {
return getSC();
}
/**
* Check if token is part of text inside square brackets, e.g. `[1]`
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkBrackets(i) {
if (i >= tokensLength) return 0;
var start = i;
// Skip `[`.
if (tokens[i].type === TokenType.LeftSquareBracket) i++;else return 0;
if (i < tokens[start].right) {
var l = checkTsets(i);
if (l) i += l;else return 0;
}
// Skip `]`.
i++;
return i - start;
}
/**
* Get node with text inside parentheses or square brackets (e.g. `(1)`)
* @return {Node}
*/
function getBrackets() {
var type = NodeType.BracketsType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var right = token.right;
var content = [];
// Skip `[`.
pos++;
if (pos < right) {
content = getTsets();
}
var end = getLastPosition(content, line, column, 1);
// Skip `]`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of a class selector (e.g. `.abc`)
* @param {Number} i Token's index number
* @returns {Number} Length of the class selector
*/
function checkClass(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (tokens[i].class_l) return tokens[i].class_l;
// Skip `.`.
if (tokens[i].type === TokenType.FullStop) i++;else return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
while (i < tokensLength) {
if (l = checkIdentOrInterpolation(i)) {
tokens[start].class_l = l + 1;
i += l;
} else break;
}
tokens[start].classEnd = i;
return i - start;
}
/**
* Get node with a class selector
* @returns {Array} `['class', ['ident', x]]` where x is a class's
* identifier (without `.`, e.g. `abc`).
*/
function getClass() {
var type = NodeType.ClassType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var end = token.classEnd;
var content = [];
// Skip `.`
pos++;
while (pos < end) {
if (checkIdentOrInterpolation(pos)) {
content = content.concat(getIdentOrInterpolation());
} else break;
}
return newNode(type, content, line, column);
}
function checkCombinator(i) {
if (i >= tokensLength) return 0;
var l = void 0;
if (l = checkCombinator1(i)) tokens[i].combinatorType = 1;else if (l = checkCombinator2(i)) tokens[i].combinatorType = 2;else if (l = checkCombinator3(i)) tokens[i].combinatorType = 3;else if (l = checkCombinator4(i)) tokens[i].combinatorType = 4;
return l;
}
function getCombinator() {
var type = tokens[pos].combinatorType;
if (type === 1) return getCombinator1();
if (type === 2) return getCombinator2();
if (type === 3) return getCombinator3();
if (type === 4) return getCombinator4();
}
/**
* (1) `>>>`
*
* @param {Number} i
* @return {Number}
*/
function checkCombinator1(i) {
if (i < tokensLength && tokens[i++].type === TokenType.GreaterThanSign && i < tokensLength && tokens[i++].type === TokenType.GreaterThanSign && i < tokensLength && tokens[i++].type === TokenType.GreaterThanSign) return 3;
return 0;
}
/**
* @return {Node}
*/
function getCombinator1() {
var type = NodeType.CombinatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '>>>';
// Skip combinator
pos += 3;
return newNode(type, content, line, column);
}
/**
* (1) `||`
* (2) `>>`
*
* @param {Number} i
* @return {Number}
*/
function checkCombinator2(i) {
if (i + 1 >= tokensLength) return 0;
if (tokens[i].type === TokenType.VerticalLine && tokens[i + 1].type === TokenType.VerticalLine) return 2;
if (tokens[i].type === TokenType.GreaterThanSign && tokens[i + 1].type === TokenType.GreaterThanSign) return 2;
return 0;
}
/**
* @return {Node}
*/
function getCombinator2() {
var type = NodeType.CombinatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '' + token.value + tokens[pos + 1].value;
// Skip combinator
pos += 2;
return newNode(type, content, line, column);
}
/**
* (1) `>`
* (2) `+`
* (3) `~`
*
* @param {Number} i
* @return {Number}
*/
function checkCombinator3(i) {
var type = tokens[i].type;
if (type === TokenType.PlusSign || type === TokenType.GreaterThanSign || type === TokenType.Tilde) return 1;else return 0;
}
/**
* @return {Node}
*/
function getCombinator3() {
var type = NodeType.CombinatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = token.value;
// Skip combinator
pos++;
return newNode(type, content, line, column);
}
/**
* (1) `/panda/`
*/
function checkCombinator4(i) {
var start = i;
if (tokens[i].type === TokenType.Solidus) i++;else return 0;
var l = void 0;
if (l = checkIdent(i)) i += l;else return 0;
if (tokens[i].type === TokenType.Solidus) i++;else return 0;
return i - start;
}
/**
* @return {Node}
*/
function getCombinator4() {
var type = NodeType.CombinatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `/`.
pos++;
var ident = getIdent();
// Skip `/`.
pos++;
var content = '/' + ident.content + '/';
return newNode(type, content, line, column);
}
/**
* Check if token is a multiline comment.
* @param {Number} i Token's index number
* @returns {Number} `1` if token is a multiline comment, otherwise `0`
*/
function checkCommentML(i) {
return i < tokensLength && tokens[i].type === TokenType.CommentML ? 1 : 0;
}
/**
* Get node with a multiline comment
* @returns {Array} `['commentML', x]` where `x`
* is the comment's text (without `/*` and `* /`).
*/
function getCommentML() {
var type = NodeType.CommentMLType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = tokens[pos].value.substring(2);
var l = content.length;
if (content.charAt(l - 2) === '*' && content.charAt(l - 1) === '/') content = content.substring(0, l - 2);
var end = getLastPosition(content, line, column, 2);
if (end[0] === line) end[1] += 2;
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of a single-line comment.
* @param {Number} i Token's index number
* @returns {Number} `1` if token is a single-line comment, otherwise `0`
*/
function checkCommentSL(i) {
return i < tokensLength && tokens[i].type === TokenType.CommentSL ? 1 : 0;
}
/**
* Get node with a single-line comment.
* @returns {Array} `['commentSL', x]` where `x` is comment's message
* (without `//`)
*/
function getCommentSL() {
var type = NodeType.CommentSLType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = tokens[pos++].value.substring(2);
var end = getLastPosition(content, line, column + 2);
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of a condition
* (e.g. `@if ...`, `@else if ...` or `@else ...`).
* @param {Number} i Token's index number
* @returns {Number} Length of the condition
*/
function checkCondition(i) {
var start = i;
var l = void 0;
var _i = void 0;
var s = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (['if', 'else'].indexOf(tokens[start + 1].value) < 0) return 0;
while (i < tokensLength) {
if (l = checkBlock(i)) break;
s = checkSC(i);
_i = i + s;
if (l = _checkCondition(_i)) i += l + s;else break;
}
return i - start;
}
function _checkCondition(i) {
return checkVariable(i) || checkNumber(i) || checkInterpolation(i) || checkIdent(i) || checkOperator(i) || checkCombinator(i) || checkString(i);
}
/**
* Get node with a condition.
* @returns {Array} `['condition', x]`
*/
function getCondition() {
var type = NodeType.ConditionType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
var s = void 0;
var _pos = void 0;
content.push(getAtkeyword());
while (pos < tokensLength) {
if (checkBlock(pos)) break;
s = checkSC(pos);
_pos = pos + s;
if (!_checkCondition(_pos)) break;
if (s) content = content.concat(getSC());
content.push(_getCondition());
}
return newNode(type, content, line, column);
}
function _getCondition() {
if (checkVariable(pos)) return getVariable();
if (checkNumber(pos)) return getNumber();
if (checkInterpolation(pos)) return getInterpolation();
if (checkIdent(pos)) return getIdent();
if (checkOperator(pos)) return getOperator();
if (checkCombinator(pos)) return getCombinator();
if (checkString(pos)) return getString();
}
/**
* Check if token is part of a conditional statement
* (e.g. `@if ... {} @else if ... {} @else ... {}`).
* @param {Number} i Token's index number
* @returns {Number} Length of the condition
*/
function checkConditionalStatement(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkCondition(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a condition.
* @returns {Array} `['condition', x]`
*/
function getConditionalStatement() {
var type = NodeType.ConditionalStatementType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getCondition(), getSC(), getBlock());
return newNode(type, content, line, column);
}
/**
* Check if token is part of a declaration (property-value pair)
* @param {Number} i Token's index number
* @returns {Number} Length of the declaration
*/
function checkDeclaration(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkProperty(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkPropertyDelim(i)) i++;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkValue(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a declaration
* @returns {Array} `['declaration', ['property', x], ['propertyDelim'],
* ['value', y]]`
*/
function getDeclaration() {
var type = NodeType.DeclarationType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getProperty(), getSC(), getPropertyDelim(), getSC(), getValue());
return newNode(type, content, line, column);
}
/**
* @param {number} i Token's index number
* @returns {number} Length of the declaration
*/
function checkSingleValueDeclaration(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkProperty(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkPropertyDelim(i)) i++;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkSingleValue(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a declaration
* @returns {Array} `['declaration', ['property', x], ['propertyDelim'],
* ['value', y]]`
*/
function getSingleValueDeclaration() {
var type = NodeType.DeclarationType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getProperty(), getSC(), getPropertyDelim(), getSC(), getSingleValue());
return newNode(type, content, line, column);
}
/**
* Check if token is a semicolon
* @param {Number} i Token's index number
* @returns {Number} `1` if token is a semicolon, otherwise `0`
*/
function checkDeclDelim(i) {
return i < tokensLength && tokens[i].type === TokenType.Semicolon ? 1 : 0;
}
/**
* Get node with a semicolon
* @returns {Array} `['declDelim']`
*/
function getDeclDelim() {
var type = NodeType.DeclDelimType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = ';';
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token if part of `!default` word.
* @param {Number} i Token's index number
* @returns {Number} Length of the `!default` word
*/
function checkDefault(i) {
var start = i;
var l = void 0;
if (i >= tokensLength || tokens[i++].type !== TokenType.ExclamationMark) return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].value === 'default') {
tokens[start].defaultEnd = i;
return i - start + 1;
} else {
return 0;
}
}
/**
* Get node with a `!default` word
* @returns {Array} `['default', sc]` where `sc` is optional whitespace
*/
function getDefault() {
var type = NodeType.DefaultType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = joinValues(pos, token.defaultEnd);
pos = token.defaultEnd + 1;
return newNode(type, content, line, column);
}
/**
* Check if token is a comma
* @param {Number} i Token's index number
* @returns {Number} `1` if token is a comma, otherwise `0`
*/
function checkDelim(i) {
return i < tokensLength && tokens[i].type === TokenType.Comma ? 1 : 0;
}
/**
* Get node with a comma
* @returns {Array} `['delim']`
*/
function getDelim() {
var type = NodeType.DelimType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = ',';
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token is part of a number with dimension unit (e.g. `10px`)
* @param {Number} i Token's index number
* @return {Number}
*/
function checkDimension(i) {
var ln = checkNumber(i);
var li = void 0;
if (i >= tokensLength || !ln || i + ln >= tokensLength) return 0;
return (li = checkUnit(i + ln)) ? ln + li : 0;
}
/**
* Get node of a number with dimension unit
* @return {Node}
*/
function getDimension() {
var type = NodeType.DimensionType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [getNumber(), getUnit()];
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkExpression(i) {
var start = i;
if (i >= tokensLength || tokens[i++].value !== 'expression' || i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) {
return 0;
}
return tokens[i].right - start + 1;
}
/**
* @returns {Array}
*/
function getExpression() {
var type = NodeType.ExpressionType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
pos++;
var content = joinValues(pos + 1, tokens[pos].right - 1);
var end = getLastPosition(content, line, column, 1);
if (end[0] === line) end[1] += 11;
pos = tokens[pos].right + 1;
return newNode(type, content, line, column, end);
}
function checkExtend(i) {
if (i >= tokensLength) return 0;
var l = void 0;
if (l = checkExtend1(i)) tokens[i].extend_child = 1;else if (l = checkExtend2(i)) tokens[i].extend_child = 2;
return l;
}
function getExtend() {
var childType = tokens[pos].extend_child;
if (childType === 1) return getExtend1();
if (childType === 2) return getExtend2();
}
/**
* Checks if token is part of an extend with `!optional` flag.
* @param {Number} i
*/
function checkExtend1(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (tokens[start + 1].value !== 'extend') return 0;
if (l = checkSC(i)) i += l;else return 0;
if (l = checkSelectorsGroup(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;else return 0;
if (l = checkOptional(i)) i += l;else return 0;
return i - start;
}
function getExtend1() {
var type = NodeType.ExtendType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getSC(), getSelectorsGroup(), getSC(), getOptional());
return newNode(type, content, line, column);
}
/**
* Checks if token is part of an extend without `!optional` flag.
* @param {Number} i
*/
function checkExtend2(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (tokens[start + 1].value !== 'extend') return 0;
if (l = checkSC(i)) i += l;else return 0;
if (l = checkSelectorsGroup(i)) i += l;else return 0;
return i - start;
}
function getExtend2() {
var type = NodeType.ExtendType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getSC(), getSelectorsGroup());
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkFunction(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
return i < tokensLength && tokens[i].type === TokenType.LeftParenthesis ? tokens[i].right - start + 1 : 0;
}
/**
* @returns {Array}
*/
function getFunction() {
var type = NodeType.FunctionType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getIdentOrInterpolation(), getArguments());
return newNode(type, content, line, column);
}
/**
* Check if token is part of a functions list (e.g. `function(value)...`).
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkFunctionsList(i) {
var d = 0; // Number of dots
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkFunction(i)) i += l;else return 0;
while (i < tokensLength && tokens[i].type === TokenType.FullStop) {
d++;
i++;
}
return d === 3 ? l + d : 0;
}
/**
* Get node with a functions list
* @returns {Array}
*/
function getFunctionsList() {
var type = NodeType.FunctionsListType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [getFunction()];
var end = getLastPosition(content, line, column, 3);
// Skip `...`.
pos += 3;
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of `!global` word
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkGlobal(i) {
var start = i;
var l = void 0;
if (i >= tokensLength || tokens[i++].type !== TokenType.ExclamationMark) return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].value === 'global') {
tokens[start].globalEnd = i;
return i - start + 1;
} else {
return 0;
}
}
/**
* Get node with `!global` word
*/
function getGlobal() {
var type = NodeType.GlobalType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = joinValues(pos, token.globalEnd);
pos = token.globalEnd + 1;
return newNode(type, content, line, column);
}
/**
* Check if token is part of an identifier
* @param {Number} i Token's index number
* @returns {Number} Length of the identifier
*/
function checkIdent(i) {
var start = i;
if (i >= tokensLength) return 0;
// Check if token is part of a negative number
if (tokens[i].type === TokenType.HyphenMinus && tokens[i + 1].type === TokenType.DecimalNumber) return 0;
if (tokens[i].type === TokenType.HyphenMinus) i++;
if (checkInterpolation(i)) {
tokens[start].ident_last = i - 1;
return i - start;
}
if (tokens[i].type === TokenType.LowLine || tokens[i].type === TokenType.Identifier) i++;else return 0;
for (; i < tokensLength; i++) {
if (tokens[i].type !== TokenType.HyphenMinus && tokens[i].type !== TokenType.LowLine && tokens[i].type !== TokenType.Identifier && tokens[i].type !== TokenType.DecimalNumber) break;
}
tokens[start].ident_last = i - 1;
return i - start;
}
/**
* Get node with an identifier
* @returns {Array} `['ident', x]` where `x` is identifier's name
*/
function getIdent() {
var type = NodeType.IdentType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = joinValues(pos, tokens[pos].ident_last);
pos = tokens[pos].ident_last + 1;
return newNode(type, content, line, column);
}
/**
* @param {number} i Token's index number
* @returns {number} Length of the identifier
*/
function checkPartialIdent(i) {
var start = i;
if (i >= tokensLength) return 0;
for (; i < tokensLength; i++) {
if (tokens[i].type !== TokenType.HyphenMinus && tokens[i].type !== TokenType.LowLine && tokens[i].type !== TokenType.Identifier && tokens[i].type !== TokenType.DecimalNumber) break;
}
tokens[start].ident_last = i - 1;
return i - start;
}
function checkIdentOrInterpolation(i) {
var start = i;
var l = void 0;
var prevIsInterpolation = false;
while (i < tokensLength) {
if (l = checkInterpolation(i)) {
tokens[i].ii_type = 1;
i += l;
prevIsInterpolation = true;
} else if (l = checkIdent(i)) {
tokens[i].ii_type = 2;
i += l;
prevIsInterpolation = false;
} else if (prevIsInterpolation && (l = checkPartialIdent(i))) {
tokens[i].ii_type = 3;
i += l;
prevIsInterpolation = false;
} else break;
}
return i - start;
}
function getIdentOrInterpolation() {
var content = [];
while (pos < tokensLength) {
var tokenType = tokens[pos].ii_type;
if (tokenType === 1) {
content.push(getInterpolation());
} else if (tokenType === 2 || tokenType === 3) {
content.push(getIdent());
} else break;
}
return content;
}
/**
* Check if token is part of `!important` word
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkImportant(i) {
var start = i;
var l = void 0;
if (i >= tokensLength || tokens[i++].type !== TokenType.ExclamationMark) return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].value === 'important') {
tokens[start].importantEnd = i;
return i - start + 1;
} else {
return 0;
}
}
/**
* Get node with `!important` word
* @returns {Array} `['important', sc]` where `sc` is optional whitespace
*/
function getImportant() {
var type = NodeType.ImportantType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = joinValues(pos, token.importantEnd);
pos = token.importantEnd + 1;
return newNode(type, content, line, column);
}
/**
* Check if token is part of an included mixin (`@include` or `@extend`
* directive).
* @param {Number} i Token's index number
* @returns {Number} Length of the included mixin
*/
function checkInclude(i) {
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkInclude1(i)) tokens[i].include_type = 1;else if (l = checkInclude2(i)) tokens[i].include_type = 2;else if (l = checkInclude3(i)) tokens[i].include_type = 3;else if (l = checkInclude4(i)) tokens[i].include_type = 4;else if (l = checkInclude5(i)) tokens[i].include_type = 5;
return l;
}
/**
* Get node with included mixin
* @returns {Array} `['include', x]`
*/
function getInclude() {
var type = tokens[pos].include_type;
if (type === 1) return getInclude1();
if (type === 2) return getInclude2();
if (type === 3) return getInclude3();
if (type === 4) return getInclude4();
if (type === 5) return getInclude5();
}
/**
* Get node with included mixin with keyfames selector like
* `@include nani(foo) { 0% {}}`
* @param {Number} i Token's index number
* @returns {Number} Length of the include
*/
function checkInclude1(i) {
var start = i;
var l = void 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (tokens[start + 1].value !== 'include') return 0;
if (l = checkSC(i)) i += l;else return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkArguments(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkKeyframesBlocks(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with included mixin with keyfames selector like
* `@include nani(foo) { 0% {}}`
* @returns {Array} `['include', ['atkeyword', x], sc, ['selector', y], sc,
* ['arguments', z], sc, ['block', q], sc` where `x` is `include` or
* `extend`, `y` is mixin's identifier (selector), `z` are arguments
* passed to the mixin, `q` is block passed to the mixin containing a
* ruleset > selector > keyframesSelector, and `sc` are optional
* whitespaces
*/
function getInclude1() {
var type = NodeType.IncludeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getSC(), getIdentOrInterpolation(), getSC(), getArguments(), getSC(), getKeyframesBlocks());
return newNode(type, content, line, column);
}
/**
* Check if token is part of an included mixin like `@include nani(foo) {...}`
* @param {Number} i Token's index number
* @returns {Number} Length of the include
*/
function checkInclude2(i) {
var start = i;
var l = void 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (tokens[start + 1].value !== 'include') return 0;
if (l = checkSC(i)) i += l;else return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkArguments(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with included mixin like `@include nani(foo) {...}`
* @returns {Array} `['include', ['atkeyword', x], sc, ['selector', y], sc,
* ['arguments', z], sc, ['block', q], sc` where `x` is `include` or
* `extend`, `y` is mixin's identifier (selector), `z` are arguments
* passed to the mixin, `q` is block passed to the mixin and `sc`
* are optional whitespaces
*/
function getInclude2() {
var type = NodeType.IncludeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getSC(), getIdentOrInterpolation(), getSC(), getArguments(), getSC(), getBlock());
return newNode(type, content, line, column);
}
/**
* Check if token is part of an included mixin like `@include nani(foo)`
* @param {Number} i Token's index number
* @returns {Number} Length of the include
*/
function checkInclude3(i) {
var start = i;
var l = void 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (tokens[start + 1].value !== 'include') return 0;
if (l = checkSC(i)) i += l;else return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkArguments(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with included mixin like `@include nani(foo)`
* @returns {Array} `['include', ['atkeyword', x], sc, ['selector', y], sc,
* ['arguments', z], sc]` where `x` is `include` or `extend`, `y` is
* mixin's identifier (selector), `z` are arguments passed to the
* mixin and `sc` are optional whitespaces
*/
function getInclude3() {
var type = NodeType.IncludeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getSC(), getIdentOrInterpolation(), getSC(), getArguments());
return newNode(type, content, line, column);
}
/**
* Check if token is part of an included mixin with a content block passed
* as an argument (e.g. `@include nani {...}`)
* @param {Number} i Token's index number
* @returns {Number} Length of the mixin
*/
function checkInclude4(i) {
var start = i;
var l = void 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (tokens[start + 1].value !== 'include') return 0;
if (l = checkSC(i)) i += l;else return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with an included mixin with a content block passed
* as an argument (e.g. `@include nani {...}`)
* @returns {Array} `['include', x]`
*/
function getInclude4() {
var type = NodeType.IncludeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getSC(), getIdentOrInterpolation(), getSC(), getBlock());
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkInclude5(i) {
var start = i;
var l = void 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (tokens[start + 1].value !== 'include') return 0;
if (l = checkSC(i)) i += l;else return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
return i - start;
}
/**
* @returns {Array} `['include', x]`
*/
function getInclude5() {
var type = NodeType.IncludeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getSC(), getIdentOrInterpolation());
return newNode(type, content, line, column);
}
/**
* Check if token is part of an interpolated variable (e.g. `#{$nani}`).
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkInterpolation(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (tokens[i].type !== TokenType.NumberSign || !tokens[i + 1] || tokens[i + 1].type !== TokenType.LeftCurlyBracket) return 0;
i += 2;
while (tokens[i].type !== TokenType.RightCurlyBracket) {
if (l = checkArgument(i)) i += l;else return 0;
}
return tokens[i].type === TokenType.RightCurlyBracket ? i - start + 1 : 0;
}
/**
* Get node with an interpolated variable
* @returns {Array} `['interpolation', x]`
*/
function getInterpolation() {
var type = NodeType.InterpolationType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `#{`:
pos += 2;
while (pos < tokensLength && tokens[pos].type !== TokenType.RightCurlyBracket) {
var body = getArgument();
if (typeof body.content === 'string') content.push(body);else content = content.concat(body);
}
var end = getLastPosition(content, line, column, 1);
// Skip `}`:
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check a single keyframe block - `5% {}`
* @param {Number} i
* @returns {Number}
*/
function checkKeyframesBlock(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkKeyframesSelectorsGroup(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
/**
* Get a single keyframe block - `5% {}`
* @returns {Node}
*/
function getKeyframesBlock() {
var type = NodeType.RulesetType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getKeyframesSelectorsGroup(), getSC(), getBlock());
return newNode(type, content, line, column);
}
/**
* Check all keyframe blocks - `5% {} 100% {}`
* @param {Number} i
* @returns {Number}
*/
function checkKeyframesBlocks(i) {
var start = i;
var l = void 0;
if (i < tokensLength && tokens[i].type === TokenType.LeftCurlyBracket) i++;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkKeyframesBlock(i)) i += l;
while (tokens[i].type !== TokenType.RightCurlyBracket) {
if (l = checkSC(i)) i += l;else if (l = checkKeyframesBlock(i)) i += l;else if (l = checkAtrule(i)) {
i += l;
if (l = checkSC(i)) i += l;
if (l = checkDeclDelim(i)) i += l;
} else break;
}
if (i < tokensLength && tokens[i].type === TokenType.RightCurlyBracket) i++;else return 0;
return i - start;
}
/**
* Get all keyframe blocks - `5% {} 100% {}`
* @returns {Node}
*/
function getKeyframesBlocks() {
var type = NodeType.BlockType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var keyframesBlocksEnd = token.right;
var content = [];
// Skip `{`.
pos++;
while (pos < keyframesBlocksEnd) {
if (checkSC(pos)) content = content.concat(getSC());else if (checkKeyframesBlock(pos)) content.push(getKeyframesBlock());else if (checkAtrule(pos)) {
content.push(getAtrule()); // @content
if (checkSC(pos)) content = content.concat(getSC());
if (checkDeclDelim(pos)) content.push(getDeclDelim());
} else break;
}
var end = getLastPosition(content, line, column, 1);
// Skip `}`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of a @keyframes rule.
* @param {Number} i Token's index number
* @return {Number} Length of the @keyframes rule
*/
function checkKeyframesRule(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
var atruleName = joinValues2(i - l, l);
if (atruleName.toLowerCase().indexOf('keyframes') === -1) return 0;
if (l = checkSC(i)) i += l;else return 0;
if (l = checkIdentOrInterpolation(i) || checkPseudoc(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkKeyframesBlocks(i)) i += l;else return 0;
return i - start;
}
/**
* @return {Node}
*/
function getKeyframesRule() {
var type = NodeType.AtruleType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getSC());
if (checkIdentOrInterpolation(pos)) content = content.concat(getIdentOrInterpolation());else if (checkPseudoc(pos)) {
content = content.concat(getPseudoc());
}
content = content.concat(getSC(), getKeyframesBlocks());
return newNode(type, content, line, column);
}
/**
* Check a single keyframe selector - `5%`, `from` etc
* @param {Number} i
* @returns {Number}
*/
function checkKeyframesSelector(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) {
// Valid selectors are only `from` and `to`.
var selector = joinValues2(i, l);
if (selector !== 'from' && selector !== 'to') return 0;
i += l;
tokens[start].keyframesSelectorType = 1;
} else if (l = checkPercentage(i)) {
i += l;
tokens[start].keyframesSelectorType = 2;
} else if (l = checkInterpolation(i)) {
i += l;
tokens[start].keyframesSelectorType = 3;
} else {
return 0;
}
return i - start;
}
/**
* Get a single keyframe selector
* @returns {Node}
*/
function getKeyframesSelector() {
var keyframesSelectorType = NodeType.KeyframesSelectorType;
var selectorType = NodeType.SelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (token.keyframesSelectorType === 1) {
content.push(getIdent());
} else if (token.keyframesSelectorType === 2) {
content.push(getPercentage());
} else if (token.keyframesSelectorType === 3) {
content.push(getInterpolation());
}
var keyframesSelector = newNode(keyframesSelectorType, content, line, column);
return newNode(selectorType, [keyframesSelector], line, column);
}
/**
* Check the keyframe's selector groups
* @param {Number} i
* @returns {Number}
*/
function checkKeyframesSelectorsGroup(i) {
var start = i;
var l = void 0;
if (l = checkKeyframesSelector(i)) i += l;else return 0;
while (i < tokensLength) {
var spaceBefore = checkSC(i);
var comma = checkDelim(i + spaceBefore);
if (!comma) break;
var spaceAfter = checkSC(i + spaceBefore + comma);
if (l = checkKeyframesSelector(i + spaceBefore + comma + spaceAfter)) {
i += spaceBefore + comma + spaceAfter + l;
} else break;
}
tokens[start].selectorsGroupEnd = i;
return i - start;
}
/**
* Get the keyframe's selector groups
* @returns {Array} An array of keyframe selectors
*/
function getKeyframesSelectorsGroup() {
var selectorsGroup = [];
var selectorsGroupEnd = tokens[pos].selectorsGroupEnd;
selectorsGroup.push(getKeyframesSelector());
while (pos < selectorsGroupEnd) {
selectorsGroup = selectorsGroup.concat(getSC(), getDelim(), getSC(), getKeyframesSelector());
}
return selectorsGroup;
}
/**
* Check if token is part of a loop.
* @param {Number} i Token's index number
* @returns {Number} Length of the loop
*/
function checkLoop(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkAtkeyword(i)) i += l;else return 0;
if (['for', 'each', 'while'].indexOf(tokens[start + 1].value) < 0) return 0;
while (i < tokensLength) {
if (l = checkBlock(i)) {
i += l;
break;
} else if (l = checkVariable(i) || checkNumber(i) || checkInterpolation(i) || checkIdent(i) || checkSC(i) || checkOperator(i) || checkCombinator(i) || checkString(i)) i += l;else return 0;
}
return i - start;
}
/**
* Get node with a loop.
* @returns {Array} `['loop', x]`
*/
function getLoop() {
var type = NodeType.LoopType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
content.push(getAtkeyword());
while (pos < tokensLength) {
if (checkBlock(pos)) {
content.push(getBlock());
break;
} else if (checkVariable(pos)) content.push(getVariable());else if (checkNumber(pos)) content.push(getNumber());else if (checkInterpolation(pos)) content.push(getInterpolation());else if (checkIdent(pos)) content.push(getIdent());else if (checkOperator(pos)) content.push(getOperator());else if (checkCombinator(pos)) content.push(getCombinator());else if (checkSC(pos)) content = content.concat(getSC());else if (checkString(pos)) content.push(getString());
}
return newNode(type, content, line, column);
}
/**
* Check if token is part of a mixin
* @param {Number} i Token's index number
* @returns {Number} Length of the mixin
*/
function checkMixin(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if ((l = checkAtkeyword(i)) && tokens[i + 1].value === 'mixin') i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkArguments(i)) i += l;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a mixin
* @returns {Array} `['mixin', x]`
*/
function getMixin() {
var type = NodeType.MixinType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getAtkeyword(), getSC());
if (checkIdentOrInterpolation(pos)) content = content.concat(getIdentOrInterpolation());
content = content.concat(getSC());
if (checkArguments(pos)) content.push(getArguments());
content = content.concat(getSC());
if (checkBlock(pos)) content.push(getBlock());
return newNode(type, content, line, column);
}
/**
* Check if token is a namespace sign (`|`)
* @param {Number} i Token's index number
* @returns {Number} `1` if token is `|`, `0` if not
*/
function checkNamespace(i) {
return i < tokensLength && tokens[i].type === TokenType.VerticalLine ? 1 : 0;
}
/**
* Get node with a namespace sign
* @returns {Array} `['namespace']`
*/
function getNamespace() {
var type = NodeType.NamespaceType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '|';
pos++;
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkNmName2(i) {
if (tokens[i].type === TokenType.Identifier) return 1;else if (tokens[i].type !== TokenType.DecimalNumber) return 0;
i++;
return i < tokensLength && tokens[i].type === TokenType.Identifier ? 2 : 1;
}
/**
* @returns {String}
*/
function getNmName2() {
var s = tokens[pos].value;
if (tokens[pos++].type === TokenType.DecimalNumber && pos < tokensLength && tokens[pos].type === TokenType.Identifier) s += tokens[pos++].value;
return s;
}
/**
* Check if token is part of a number
* @param {Number} i Token's index number
* @returns {Number} Length of number
*/
function checkNumber(i) {
if (i >= tokensLength) return 0;
if (tokens[i].number_l) return tokens[i].number_l;
// `10`:
if (i < tokensLength && tokens[i].type === TokenType.DecimalNumber && (!tokens[i + 1] || tokens[i + 1] && tokens[i + 1].type !== TokenType.FullStop)) {
tokens[i].number_l = 1;
return 1;
}
// `10.`:
if (i < tokensLength && tokens[i].type === TokenType.DecimalNumber && tokens[i + 1] && tokens[i + 1].type === TokenType.FullStop && (!tokens[i + 2] || tokens[i + 2].type !== TokenType.DecimalNumber)) {
tokens[i].number_l = 2;
return 2;
}
// `.10`:
if (i < tokensLength && tokens[i].type === TokenType.FullStop && tokens[i + 1].type === TokenType.DecimalNumber) {
tokens[i].number_l = 2;
return 2;
}
// `10.10`:
if (i < tokensLength && tokens[i].type === TokenType.DecimalNumber && tokens[i + 1] && tokens[i + 1].type === TokenType.FullStop && tokens[i + 2] && tokens[i + 2].type === TokenType.DecimalNumber) {
tokens[i].number_l = 3;
return 3;
}
return 0;
}
/**
* Get node with number
* @returns {Array} `['number', x]` where `x` is a number converted
* to string.
*/
function getNumber() {
var type = NodeType.NumberType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var l = tokens[pos].number_l;
var content = '';
for (var j = 0; j < l; j++) {
content += tokens[pos + j].value;
}
pos += l;
return newNode(type, content, line, column);
}
/**
* Check if token is an operator (`/`, `%`, `,`, `:` or `=`).
* @param {Number} i Token's index number
* @returns {Number} `1` if token is an operator, otherwise `0`
*/
function checkOperator(i) {
if (i >= tokensLength) return 0;
switch (tokens[i].type) {
case TokenType.Solidus:
case TokenType.PercentSign:
case TokenType.Comma:
case TokenType.Colon:
case TokenType.EqualsSign:
case TokenType.EqualitySign:
case TokenType.InequalitySign:
case TokenType.LessThanSign:
case TokenType.GreaterThanSign:
case TokenType.Asterisk:
return 1;
}
return 0;
}
/**
* Get node with an operator
* @returns {Array} `['operator', x]` where `x` is an operator converted
* to string.
*/
function getOperator() {
var type = NodeType.OperatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = token.value;
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token is part of `!optional` word
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkOptional(i) {
var start = i;
var l = void 0;
if (i >= tokensLength || tokens[i++].type !== TokenType.ExclamationMark) return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].value === 'optional') {
tokens[start].optionalEnd = i;
return i - start + 1;
} else {
return 0;
}
}
/**
* Get node with `!optional` word
*/
function getOptional() {
var type = NodeType.OptionalType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = joinValues(pos, token.optionalEnd);
pos = token.optionalEnd + 1;
return newNode(type, content, line, column);
}
/**
* Check if token is part of text inside parentheses, e.g. `(1)`
* @param {Number} i Token's index number
* @return {Number}
*/
function checkParentheses(i) {
if (i >= tokensLength) return 0;
var start = i;
var right = tokens[i].right;
var l = void 0;
// Skip `(`.
if (tokens[i].type === TokenType.LeftParenthesis) i++;else return 0;
if (i < right) {
if (l = checkTsets(i)) i += l;else return 0;
}
// Skip `)`.
i++;
return i - start;
}
/**
* Get node with text inside parentheses, e.g. `(1)`
* @return {Node}
*/
function getParentheses() {
var type = NodeType.ParenthesesType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var right = token.right;
var content = [];
// Skip `(`.
pos++;
if (pos < right) {
content = getTsets();
}
var end = getLastPosition(content, line, column, 1);
// Skip `)`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token is a parent selector, e.g. `&`
* @param {number} i Token's index number
* @return {number}
*/
function checkParentSelector(i) {
return i < tokensLength && tokens[i].type === TokenType.Ampersand ? 1 : 0;
}
/**
* Get node with a parent selector
* @return {Node}
*/
function getParentSelector() {
var type = NodeType.ParentSelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '&';
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token is a parent selector extension, e.g. `&--foo-bar`
* @param {number} i Token's index number
* @returns {number} Length of the parent selector extension
*/
function checkParentSelectorExtension(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
while (i < tokensLength) {
if (l = checkIdentOrInterpolation(i) || checkPartialIdent(i)) i += l;else break;
}
return i - start;
}
/**
* Get parent selector extension node
* @return {Node}
*/
function getParentSelectorExtension() {
var type = NodeType.ParentSelectorExtensionType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
while (pos < tokensLength) {
if (checkIdentOrInterpolation(pos)) {
content = content.concat(getIdentOrInterpolation());
} else if (checkPartialIdent(pos)) {
content.push(getIdent());
} else break;
}
return newNode(type, content, line, column);
}
/**
* Check if token is a parent selector with an extension or not
* @param {number} i Token's index number
* @return {number} Length of the parent selector and extension if applicable
*/
function checkParentSelectorWithExtension(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkParentSelector(i)) i += l;else return 0;
if (l = checkParentSelectorExtension(i)) i += l;
return i - start;
}
/**
* Get parent selector node and extension node if applicable
* @return {Array}
*/
function getParentSelectorWithExtension() {
var content = [getParentSelector()];
if (checkParentSelectorExtension(pos)) content.push(getParentSelectorExtension());
return content;
}
/**
* Check if token is part of a number or an interpolation with a percent sign
* (e.g. `10%`).
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkPercentage(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkNumberOrInterpolation(i)) i += l;else return 0;
if (i >= tokensLength) return 0;
// Skip `%`.
if (tokens[i].type === TokenType.PercentSign) i++;else return 0;
return i - start;
}
/**
* Get a percentage node that contains either a number or an interpolation
* @returns {Object} The percentage node
*/
function getPercentage() {
var type = NodeType.PercentageType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = getNumberOrInterpolation();
var end = getLastPosition(content, line, column, 1);
// Skip `%`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token is a number or an interpolation
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkNumberOrInterpolation(i) {
var start = i;
var l = void 0;
while (i < tokensLength) {
if (l = checkInterpolation(i) || checkNumber(i)) i += l;else break;
}
return i - start;
}
/**
* Get a number and/or interpolation node
* @returns {Array} An array containing a single or multiple nodes
*/
function getNumberOrInterpolation() {
var content = [];
while (pos < tokensLength) {
if (checkInterpolation(pos)) content.push(getInterpolation());else if (checkNumber(pos)) content.push(getNumber());else break;
}
return content;
}
/**
* Check if token is part of a placeholder selector (e.g. `%abc`).
* @param {Number} i Token's index number
* @returns {Number} Length of the selector
*/
function checkPlaceholder(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (tokens[start].placeholder_l) return tokens[start].placeholder_l;
// Skip `%`.
if (tokens[i].type === TokenType.PercentSign) i++;else return 0;
if (l = checkIdentOrInterpolation(i)) {
i += l;
tokens[start].placeholder_l = i - start;
} else return 0;
return i - start;
}
/**
* Get node with a placeholder selector
* @returns {Array} `['placeholder', ['ident', x]]` where x is a placeholder's
* identifier (without `%`, e.g. `abc`).
*/
function getPlaceholder() {
var type = NodeType.PlaceholderType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `%`.
pos++;
content = content.concat(getIdentOrInterpolation());
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkProgid(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (joinValues2(i, 6) === 'progid:DXImageTransform.Microsoft.') i += 6;else return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].type === TokenType.LeftParenthesis) {
tokens[start].progid_end = tokens[i].right;
i = tokens[i].right + 1;
} else return 0;
return i - start;
}
/**
* @returns {Array}
*/
function getProgid() {
var type = NodeType.ProgidType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var progid_end = token.progid_end;
var content = joinValues(pos, progid_end);
pos = progid_end + 1;
return newNode(type, content, line, column);
}
/**
* Check if token is part of a property
* @param {Number} i Token's index number
* @return {Number} Length of the property
*/
function checkProperty(i) {
var start = i;
var l = void 0;
if (l = checkProperty1(i)) tokens[start].propertyType = 1;else if (l = checkProperty2(i)) tokens[start].propertyType = 2;else if (l = checkProperty3(i)) tokens[start].propertyType = 3;
return l;
}
/**
* Get node with a property
* @return {Node}
*/
function getProperty() {
var type = tokens[pos].propertyType;
if (type === 1) return getProperty1();
if (type === 2) return getProperty2();
if (type === 3) return getProperty3();
}
/**
* Check if token is part of a property
* (1) `foo`
* (2) `#{$foo}`
* @param {Number} i Token's index number
* @returns {Number} Length of the property
*/
function checkProperty1(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a property
* @returns {Array}
*/
function getProperty1() {
var type = NodeType.PropertyType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = getIdentOrInterpolation();
return newNode(type, content, line, column);
}
/**
* Check if token is part of a custom property
* (1) `--foo-bar`
* @param {Number} i Token's index number
* @return {Number} Length of the property
*/
function checkProperty2(i) {
return checkCustomProperty(i);
}
/**
* Get node with a custom property
* @return {Node}
*/
function getProperty2() {
return getCustomProperty();
}
/**
* Check if token is part of a property
* (1) `$foo`
* @param {Number} i Token's index number
* @returns {Number} Length of the property
*/
function checkProperty3(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkVariable(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a property
* @returns {Array} `['property', x]`
*/
function getProperty3() {
var type = NodeType.PropertyType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [getVariable()];
return newNode(type, content, line, column);
}
/**
* Check if token is part of a custom property
* @param {Number} i Token's index number
* @return {Number} Length of the property
*/
function checkCustomProperty(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (tokens[i].type !== TokenType.HyphenMinus || tokens[i + 1] && tokens[i + 1].type !== TokenType.HyphenMinus) return 0;
// Skip `--`
i += 2;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a custom property
* @return {Node}
*/
function getCustomProperty() {
var type = NodeType.CustomPropertyType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `--`
pos += 2;
var content = getIdentOrInterpolation();
return newNode(type, content, line, column);
}
/**
* Check if token is a colon
* @param {Number} i Token's index number
* @returns {Number} `1` if token is a colon, otherwise `0`
*/
function checkPropertyDelim(i) {
return i < tokensLength && tokens[i].type === TokenType.Colon ? 1 : 0;
}
/**
* Get node with a colon
* @returns {Array} `['propertyDelim']`
*/
function getPropertyDelim() {
var type = NodeType.PropertyDelimType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = ':';
// Skip `:`.
pos++;
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkPseudo(i) {
return checkPseudoe(i) || checkPseudoc(i);
}
/**
* @returns {Array}
*/
function getPseudo() {
if (checkPseudoe(pos)) return getPseudoe();
if (checkPseudoc(pos)) return getPseudoc();
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkPseudoe(i) {
var l = void 0;
// Check `::`
if (i >= tokensLength || tokens[i].type !== TokenType.Colon || i >= tokensLength || tokens[i + 1].type !== TokenType.Colon) return 0;
if (l = checkPseudoElement1(i)) tokens[i].pseudoElementType = 1;else if (l = checkPseudoElement2(i)) tokens[i].pseudoElementType = 2;else return 0;
return l;
}
/**
* @returns {Node}
*/
function getPseudoe() {
var childType = tokens[pos].pseudoElementType;
if (childType === 1) return getPseudoElement1();
if (childType === 2) return getPseudoElement2();
}
/**
* (1) `::slotted(selector)`
* (2) `::slotted(selector, selector)`
*/
function checkPseudoElement1(i) {
var start = i;
var l = void 0;
// Skip `::`.
i += 2;
if (i >= tokensLength) return 0;
if (l = checkIdent(i)) i += l;else return 0;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkSelectorsGroup(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
/**
* (1) `::slotted(selector)`
* (2) `::slotted(selector, selector)`
*/
function getPseudoElement1() {
var type = NodeType.PseudoeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `::`.
pos += 2;
content.push(getIdent());
{
var _type = NodeType.ArgumentsType;
var _token = tokens[pos];
var _line = _token.ln;
var _column = _token.col;
// Skip `(`.
pos++;
var selectorContent = [].concat(getSC(), getSelectorsGroup(), getSC());
var end = getLastPosition(selectorContent, _line, _column, 1);
var args = newNode(_type, selectorContent, _line, _column, end);
content.push(args);
// Skip `)`.
pos++;
}
return newNode(type, content, line, column);
}
function checkPseudoElement2(i) {
var start = i;
var l = void 0;
// Skip `::`.
i += 2;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
return i - start;
}
/**
* @returns {Node}
*/
function getPseudoElement2() {
var type = NodeType.PseudoeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `::`.
pos += 2;
var content = getIdentOrInterpolation();
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkPseudoc(i) {
var l = void 0;
if (i >= tokensLength || tokens[i].type !== TokenType.Colon) return 0;
if (l = checkPseudoClass3(i)) tokens[i].pseudoClassType = 3;else if (l = checkPseudoClass4(i)) tokens[i].pseudoClassType = 4;else if (l = checkPseudoClass5(i)) tokens[i].pseudoClassType = 5;else if (l = checkPseudoClass1(i)) tokens[i].pseudoClassType = 1;else if (l = checkPseudoClass2(i)) tokens[i].pseudoClassType = 2;else if (l = checkPseudoClass6(i)) tokens[i].pseudoClassType = 6;else return 0;
return l;
}
/**
* @returns {Array}
*/
function getPseudoc() {
var childType = tokens[pos].pseudoClassType;
if (childType === 1) return getPseudoClass1();
if (childType === 2) return getPseudoClass2();
if (childType === 3) return getPseudoClass3();
if (childType === 4) return getPseudoClass4();
if (childType === 5) return getPseudoClass5();
if (childType === 6) return getPseudoClass6();
}
/**
* (-) `:not(panda)`
*/
function checkPseudoClass1(i) {
var start = i;
var l = void 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkSelectorsGroup(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
/**
* (-) `:not(panda)`
*/
function getPseudoClass1() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
content = content.concat(getIdentOrInterpolation());
{
var _type2 = NodeType.ArgumentsType;
var _token2 = tokens[pos];
var _line2 = _token2.ln;
var _column2 = _token2.col;
// Skip `(`.
pos++;
var selectorContent = [].concat(getSC(), getSelectorsGroup(), getSC());
var end = getLastPosition(selectorContent, _line2, _column2, 1);
var args = newNode(_type2, selectorContent, _line2, _column2, end);
content.push(args);
// Skip `)`.
pos++;
}
return newNode(type, content, line, column);
}
/**
* (1) `:nth-child(odd)`
* (2) `:nth-child(even)`
* (3) `:lang(de-DE)`
*/
function checkPseudoClass2(i) {
var start = i;
var l = void 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
function getPseudoClass2() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
content = content.concat(getIdentOrInterpolation());
var l = tokens[pos].ln;
var c = tokens[pos].col;
// Skip `(`.
pos++;
var value = [].concat(getSC(), getIdentOrInterpolation(), getSC());
var end = getLastPosition(value, l, c, 1);
var args = newNode(NodeType.ArgumentsType, value, l, c, end);
content.push(args);
// Skip `)`.
pos++;
return newNode(type, content, line, column);
}
/**
* (-) `:nth-child(-3n + 2)`
*/
function checkPseudoClass3(i) {
var start = i;
var l = void 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkUnary(i)) i += l;
if (l = checkNumberOrInterpolation(i)) i += l;
if (i >= tokensLength) return 0;
if (tokens[i].value === 'n') i++;
if (l = checkSC(i)) i += l;
if (i >= tokensLength) return 0;
if (tokens[i].type === TokenType.PlusSign || tokens[i].type === TokenType.HyphenMinus) i++;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkNumberOrInterpolation(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
function getPseudoClass3() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
content = content.concat(getIdentOrInterpolation());
var l = tokens[pos].ln;
var c = tokens[pos].col;
var value = [];
// Skip `(`.
pos++;
value = value.concat(getSC());
if (checkUnary(pos)) value.push(getUnary());
if (checkNumberOrInterpolation(pos)) value = value.concat(getNumberOrInterpolation());
{
var _token3 = tokens[pos];
if (_token3.value === 'n') {
var _l = _token3.ln;
var _c = _token3.col;
var _content = _token3.value;
var ident = newNode(NodeType.IdentType, _content, _l, _c);
value.push(ident);
pos++;
}
}
value = value.concat(getSC());
if (checkUnary(pos)) value.push(getUnary());
value = value.concat(getSC());
if (checkNumberOrInterpolation(pos)) value = value.concat(getNumberOrInterpolation());
value = value.concat(getSC());
var end = getLastPosition(value, l, c, 1);
var args = newNode(NodeType.ArgumentsType, value, l, c, end);
content.push(args);
// Skip `)`.
pos++;
return newNode(type, content, line, column);
}
/**
* (-) `:nth-child(-3n)`
*/
function checkPseudoClass4(i) {
var start = i;
var l = void 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (i >= tokensLength) return 0;
if (tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkUnary(i)) i += l;
if (l = checkInterpolation(i)) i += l;
if (tokens[i].type === TokenType.DecimalNumber) i++;
if (tokens[i].value === 'n') i++;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
function getPseudoClass4() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
content = content.concat(getIdentOrInterpolation());
var l = tokens[pos].ln;
var c = tokens[pos].col;
var value = [];
// Skip `(`.
pos++;
value = value.concat(getSC());
if (checkUnary(pos)) value.push(getUnary());
if (checkInterpolation(pos)) value.push(getInterpolation());
if (checkNumber(pos)) value.push(getNumber());
if (checkIdent(pos)) value.push(getIdent());
value = value.concat(getSC());
var end = getLastPosition(value, l, c, 1);
var args = newNode(NodeType.ArgumentsType, value, l, c, end);
content.push(args);
// Skip `)`.
pos++;
return newNode(type, content, line, column);
}
/**
* (-) `:nth-child(+8)`
*/
function checkPseudoClass5(i) {
var start = i;
var l = void 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
if (i >= tokensLength) return 0;
if (tokens[i].type !== TokenType.LeftParenthesis) return 0;
var right = tokens[i].right;
// Skip `(`.
i++;
if (l = checkSC(i)) i += l;
if (l = checkUnary(i)) i += l;
if (tokens[i].type === TokenType.DecimalNumber) i++;else return 0;
if (l = checkSC(i)) i += l;
if (i !== right) return 0;
// Skip `)`.
i++;
return i - start;
}
function getPseudoClass5() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `:`.
pos++;
content = content.concat(getIdentOrInterpolation());
var l = tokens[pos].ln;
var c = tokens[pos].col;
var value = [];
// Skip `(`.
pos++;
value = value.concat(getSC());
if (checkUnary(pos)) value.push(getUnary());
if (checkNumber(pos)) value.push(getNumber());
value = value.concat(getSC());
var end = getLastPosition(value, l, c, 1);
var args = newNode(NodeType.ArgumentsType, value, l, c, end);
content.push(args);
// Skip `)`.
pos++;
return newNode(type, content, line, column);
}
/**
* (-) `:checked`
*/
function checkPseudoClass6(i) {
var start = i;
var l = void 0;
// Skip `:`.
i++;
if (i >= tokensLength) return 0;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
return i - start;
}
function getPseudoClass6() {
var type = NodeType.PseudocType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `:`.
pos++;
var content = getIdentOrInterpolation();
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkRuleset(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkSelectorsGroup(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkBlock(i)) i += l;else return 0;
return i - start;
}
function getRuleset() {
var type = NodeType.RulesetType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [].concat(getSelectorsGroup(), getSC(), getBlock());
return newNode(type, content, line, column);
}
/**
* Check if token is marked as a space (if it's a space or a tab
* or a line break).
* @param {Number} i
* @returns {Number} Number of spaces in a row starting with the given token.
*/
function checkS(i) {
return i < tokensLength && tokens[i].ws ? tokens[i].ws_last - i + 1 : 0;
}
/**
* Get node with spaces
* @returns {Array} `['s', x]` where `x` is a string containing spaces
*/
function getS() {
var type = NodeType.SType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = joinValues(pos, tokens[pos].ws_last);
pos = tokens[pos].ws_last + 1;
return newNode(type, content, line, column);
}
/**
* Check if token is a space or a comment.
* @param {Number} i Token's index number
* @returns {Number} Number of similar (space or comment) tokens
* in a row starting with the given token.
*/
function checkSC(i) {
if (i >= tokensLength) return 0;
var l = void 0;
var lsc = 0;
while (i < tokensLength) {
if (l = checkS(i)) tokens[i].sc_child = 1;else if (l = checkCommentML(i)) tokens[i].sc_child = 2;else if (l = checkCommentSL(i)) tokens[i].sc_child = 3;else break;
i += l;
lsc += l;
}
return lsc || 0;
}
/**
* Get node with spaces and comments
* @returns {Array} Array containing nodes with spaces (if there are any)
* and nodes with comments (if there are any):
* `[['s', x]*, ['comment', y]*]` where `x` is a string of spaces
* and `y` is a comment's text (without `/*` and `* /`).
*/
function getSC() {
var sc = [];
if (pos >= tokensLength) return sc;
while (pos < tokensLength) {
var childType = tokens[pos].sc_child;
if (childType === 1) sc.push(getS());else if (childType === 2) sc.push(getCommentML());else if (childType === 3) sc.push(getCommentSL());else break;
}
return sc;
}
/**
* Check if token is part of a hexadecimal number (e.g. `#fff`) inside a simple
* selector
* @param {number} i Token's index number
* @return {number}
*/
function checkShash(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (tokens[i].type === TokenType.NumberSign) i++;else return 0;
if (l = checkIdentOrInterpolation(i) || checkPartialIdent(i)) i += l;else return 0;
while (i < tokensLength) {
if (l = checkIdentOrInterpolation(i) || checkPartialIdent(i)) i += l;else break;
}
tokens[start].shashEnd = i;
return i - start;
}
/**
* Get node with a hexadecimal number (e.g. `#fff`) inside a simple selector
* @returns {Node}
*/
function getShash() {
var type = NodeType.ShashType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var end = token.shashEnd;
var content = [];
// Skip `#`.
pos++;
while (pos < end) {
if (checkIdentOrInterpolation(pos)) {
content = content.concat(getIdentOrInterpolation());
} else if (checkPartialIdent(pos)) {
content.push(getIdent());
} else break;
}
return newNode(type, content, line, column);
}
/**
* Check if token is part of a string (text wrapped in quotes)
* @param {Number} i Token's index number
* @returns {Number} `1` if token is part of a string, `0` if not
*/
function checkString(i) {
if (i >= tokensLength) return 0;
if (tokens[i].type === TokenType.StringSQ || tokens[i].type === TokenType.StringDQ) {
return 1;
}
return 0;
}
/**
* Get string's node
* @returns {Array} `['string', x]` where `x` is a string (including
* quotes).
*/
function getString() {
var type = NodeType.StringType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = token.value;
pos++;
return newNode(type, content, line, column);
}
/**
* Validate stylesheet: it should consist of any number (0 or more) of
* rulesets (sets of rules with selectors), @-rules, whitespaces or
* comments.
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkStylesheet(i) {
var start = i;
var l = void 0;
while (i < tokensLength) {
if (l = checkSC(i)) tokens[i].stylesheet_child = 1;else if (l = checkRuleset(i)) tokens[i].stylesheet_child = 2;else if (l = checkInclude(i)) tokens[i].stylesheet_child = 3;else if (l = checkExtend(i)) tokens[i].stylesheet_child = 4;else if (l = checkMixin(i)) tokens[i].stylesheet_child = 5;else if (l = checkLoop(i)) tokens[i].stylesheet_child = 6;else if (l = checkConditionalStatement(i)) tokens[i].stylesheet_child = 7;else if (l = checkAtrule(i)) tokens[i].stylesheet_child = 8;else if (l = checkDeclaration(i)) tokens[i].stylesheet_child = 9;else if (l = checkDeclDelim(i)) tokens[i].stylesheet_child = 10;else throwError(i);
i += l;
}
return i - start;
}
/**
* @returns {Array} `['stylesheet', x]` where `x` is all stylesheet's
* nodes.
*/
function getStylesheet() {
var type = NodeType.StylesheetType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
while (pos < tokensLength) {
var childType = tokens[pos].stylesheet_child;
if (childType === 1) content = content.concat(getSC());
if (childType === 2) content.push(getRuleset());
if (childType === 3) content.push(getInclude());
if (childType === 4) content.push(getExtend());
if (childType === 5) content.push(getMixin());
if (childType === 6) content.push(getLoop());
if (childType === 7) content.push(getConditionalStatement());
if (childType === 8) content.push(getAtrule());
if (childType === 9) content.push(getDeclaration());
if (childType === 10) content.push(getDeclDelim());
}
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkTset(i) {
var l = void 0;
if (l = checkVhash(i)) tokens[i].tset_child = 1;else if (l = checkOperator(i)) tokens[i].tset_child = 2;else if (l = checkAny(i)) tokens[i].tset_child = 3;else if (l = checkSC(i)) tokens[i].tset_child = 4;
return l;
}
/**
* @returns {Array}
*/
function getTset() {
var childType = tokens[pos].tset_child;
if (childType === 1) return getVhash();
if (childType === 2) return getOperator();
if (childType === 3) return getAny();
if (childType === 4) return getSC();
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkTsets(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
while (l = checkTset(i)) {
i += l;
}
tokens[start].tsets_end = i;
return i - start;
}
/**
* @returns {Array}
*/
function getTsets() {
var content = [];
var t = void 0;
if (pos >= tokensLength) return content;
var end = tokens[pos].tsets_end;
while (pos < end) {
t = getTset();
if (typeof t.content === 'string') content.push(t);else content = content.concat(t);
}
return content;
}
/**
* Check if token is an unary (arithmetical) sign (`+` or `-`)
* @param {Number} i Token's index number
* @returns {Number} `1` if token is an unary sign, `0` if not
*/
function checkUnary(i) {
if (i >= tokensLength) return 0;
if (tokens[i].type === TokenType.HyphenMinus || tokens[i].type === TokenType.PlusSign) {
return 1;
}
return 0;
}
/**
* Get node with an unary (arithmetical) sign (`+` or `-`)
* @returns {Array} `['unary', x]` where `x` is an unary sign
* converted to string.
*/
function getUnary() {
var type = NodeType.OperatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = token.value;
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token is a unicode range (single or multiple <urange> nodes)
* @param {number} i Token's index
* @return {number} Unicode range node's length
*/
function checkUnicodeRange(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkUrange(i)) i += l;else return 0;
while (i < tokensLength) {
var spaceBefore = checkSC(i);
var comma = checkDelim(i + spaceBefore);
if (!comma) break;
var spaceAfter = checkSC(i + spaceBefore + comma);
if (l = checkUrange(i + spaceBefore + comma + spaceAfter)) {
i += spaceBefore + comma + spaceAfter + l;
} else break;
}
return i - start;
}
/**
* Get a unicode range node
* @return {Node}
*/
function getUnicodeRange() {
var type = NodeType.UnicodeRangeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
while (pos < tokensLength) {
if (checkSC(pos)) content = content.concat(getSC());else if (checkDelim(pos)) content.push(getDelim());else if (checkUrange(pos)) content.push(getUrange());else break;
}
return newNode(type, content, line, column);
}
/**
* Check if token is unit
* @param {Number} i Token's index number
* @return {Number}
*/
function checkUnit(i) {
var units = ['em', 'ex', 'ch', 'rem', 'vh', 'vw', 'vmin', 'vmax', 'px', 'mm', 'q', 'cm', 'in', 'pt', 'pc', 'deg', 'grad', 'rad', 'turn', 's', 'ms', 'Hz', 'kHz', 'dpi', 'dpcm', 'dppx'];
return units.indexOf(tokens[i].value) !== -1 ? 1 : 0;
}
/**
* Get unit node of type ident
* @return {Node} An ident node containing the unit value
*/
function getUnit() {
var type = NodeType.IdentType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = token.value;
pos++;
return newNode(type, content, line, column);
}
/**
* Check if token is a u-range (part of a unicode-range)
* (1) `U+416`
* (2) `U+400-4ff`
* (3) `U+4??`
* @param {number} i Token's index
* @return {number} Urange node's length
*/
function checkUrange(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
// Check for unicode prefix (u+ or U+)
if (tokens[i].value === 'U' || tokens[i].value === 'u') i += 1;else return 0;
if (i >= tokensLength) return 0;
if (tokens[i].value === '+') i += 1;else return 0;
while (i < tokensLength) {
if (l = checkIdent(i)) i += l;else if (l = checkNumber(i)) i += l;else if (l = checkUnary(i)) i += l;else if (l = _checkUnicodeWildcard(i)) i += l;else break;
}
tokens[start].urangeEnd = i - 1;
return i - start;
}
/**
* Get a u-range node (part of a unicode-range)
* @return {Node}
*/
function getUrange() {
var startPos = pos;
var type = NodeType.UrangeType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
content = joinValues(startPos, tokens[startPos].urangeEnd);
pos = tokens[startPos].urangeEnd + 1;
return newNode(type, content, line, column);
}
/**
* Check for unicode wildcard characters `?`
* @param {number} i Token's index
* @return {number} Wildcard length
*/
function _checkUnicodeWildcard(i) {
var start = i;
if (i >= tokensLength) return 0;
while (i < tokensLength) {
if (tokens[i].type === TokenType.QuestionMark) i += 1;else break;
}
return i - start;
}
/**
* Check if token is part of URI, e.g. `url('/css/styles.css')`
* @param {number} i Token's index number
* @returns {number} Length of URI
*/
function checkUri(i) {
var start = i;
var l = void 0;
if (i >= tokensLength || tokens[i].value !== 'url') return 0;
// Skip `url`.
i++;
if (i >= tokensLength || tokens[i].type !== TokenType.LeftParenthesis) return 0;
// Store the opening parenthesis token as we will reference it's `right`
// property to determine when the parentheses close
var leftParenthesis = tokens[i];
// Skip `(`.
i++;
// Determine the type of URI
while (i < leftParenthesis.right) {
if (l = checkUri1(i)) {
i += l;
tokens[start].uriType = 1; // Raw based URI (without quotes)
} else if (l = checkUri2(i)) {
i += l;
tokens[start].uriType = 2; // Non-raw based URI (with quotes)
} else return 0;
}
// Skip `)`.
i++;
return i - start;
}
/**
* Get specific type of URI node
* @return {Node} Specific type of URI node
*/
function getUri() {
var startPos = pos;
var type = NodeType.UriType;
var token = tokens[startPos];
var line = token.ln;
var column = token.col;
var content = [];
var end = void 0;
var uriType = tokens[startPos].uriType;
// Skip `url` and `(`.
pos += 2;
if (uriType === 1) content = content.concat(getUri1());else if (uriType === 2) content = content.concat(getUri2());else end = getLastPosition(content, line, column, 4);
if (!end) end = getLastPosition(content, line, column, 1);
// Skip `)`.
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token type is valid URI character
* @param {number} i Token's index number
* @return {number} Length of raw node
*/
function checkUriRawCharacters(i) {
var start = i;
var l = void 0;
if (l = checkIdent(i)) i += l;else if (l = checkNumber(i)) i += l;else {
switch (tokens[i].type) {
case TokenType.ExclamationMark:
case TokenType.NumberSign:
case TokenType.DollarSign:
case TokenType.PercentSign:
case TokenType.Ampersand:
case TokenType.Asterisk:
case TokenType.PlusSign:
case TokenType.Comma:
case TokenType.HyphenMinus:
case TokenType.FullStop:
case TokenType.Solidus:
case TokenType.Colon:
case TokenType.Semicolon:
case TokenType.LessThanSign:
case TokenType.EqualsSign:
case TokenType.GreaterThanSign:
case TokenType.QuotationMark:
case TokenType.CommercialAt:
case TokenType.LeftSquareBracket:
case TokenType.RightSquareBracket:
case TokenType.CircumflexAccent:
case TokenType.LowLine:
case TokenType.LeftCurlyBracket:
case TokenType.VerticalLine:
case TokenType.RightCurlyBracket:
case TokenType.Tilde:
i += 1;
break;
default:
return 0;
}
}
return i - start;
}
/**
* Check if content of URI can be contained within a raw node
* @param {number} i Token's index number
* @return {number} Length of raw node
*/
function checkUriRaw(i) {
var start = i;
var l = void 0;
while (i < tokensLength) {
if (checkInterpolation(i) || checkVariable(i)) break;else if (l = checkUriRawCharacters(i)) i += l;else break;
}
tokens[start].uri_raw_end = i;
return i - start;
}
/**
* Get a raw node
* @return {Node}
*/
function getUriRaw() {
var startPos = pos;
var type = NodeType.RawType;
var token = tokens[startPos];
var line = token.ln;
var column = token.col;
var content = [];
var l = void 0;
while (pos < tokens[startPos].uri_raw_end) {
if (checkInterpolation(pos) || checkVariable(pos)) break;else if (l = checkUriRawCharacters(pos)) pos += l;else break;
}
content = joinValues(startPos, pos - 1);
return newNode(type, content, line, column);
}
/**
* Check for a raw (without quotes) URI
* (1) http://foo.com/bar.png
* (2) http://foo.com/#{$bar}.png
* (3) #{$foo}/bar.png
* (4) #{$foo}
* @param {number} i Token's index number
* @return {number} Length of URI node
*/
function checkUri1(i) {
var start = i;
var l = void 0;
if (l = checkSC(i)) i += l;
while (i < tokensLength) {
if (l = checkInterpolation(i) || checkUriRaw(i)) i += l;else break;
}
if (l = checkSC(i)) i += l;
// Check that we are at the end of the uri
if (i < tokens[start - 1].right) return 0;
tokens[start].uri_end = i;
return i - start;
}
/**
* Get a raw (without quotes) URI
node
* @return {Array}
*/
function getUri1() {
var startPos = pos;
var content = [];
if (checkSC(pos)) content = content.concat(getSC());
while (pos < tokens[startPos].uri_end) {
if (checkInterpolation(pos)) content.push(getInterpolation());else if (checkUriRaw(pos)) content.push(getUriRaw());else break;
}
if (checkSC(pos)) content = content.concat(getSC());
return content;
}
/**
* Check for a non-raw (with quotes) URI
* (1) 'http://foo.com/bar.png'
* (2) 'http://foo.com/'#{$bar}.png
* (3) #{$foo}'/bar.png'
* @param {number} i Token's index number
* @return {number} Length of URI node
*/
function checkUri2(i) {
var start = i;
var l = void 0;
while (i < tokensLength) {
if (l = checkSC(i)) i += l;else if (l = checkString(i)) i += l;else if (l = checkFunction(i)) i += l;else if (l = checkUnary(i)) i += l;else if (l = checkIdentOrInterpolation(i)) i += l;else if (l = checkVariable(i)) i += l;else break;
}
// Check that we are at the end of the uri
if (i < tokens[start - 1].right) return 0;
tokens[start].uri_end = i;
return i - start;
}
/**
* Get a non-raw (with quotes) URI node
* @return {Array}
*/
function getUri2() {
var startPos = pos;
var content = [];
while (pos < tokens[startPos].uri_end) {
if (checkSC(pos)) content = content.concat(getSC());else if (checkUnary(pos)) content.push(getUnary());else if (_checkValue(pos)) content.push(_getValue());else break;
}
return content;
}
/**
* Check if token is part of a value
* @param {Number} i Token's index number
* @returns {Number} Length of the value
*/
function checkValue(i) {
var start = i;
var l = void 0;
var s = void 0;
var _i = void 0;
while (i < tokensLength) {
if (checkDeclDelim(i)) break;
s = checkSC(i);
_i = i + s;
if (l = _checkValue(_i)) i += l + s;
if (!l || checkBlock(i - l)) break;
}
tokens[start].value_end = i;
return i - start;
}
/**
* @returns {Array}
*/
function getValue() {
var type = NodeType.ValueType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var end = tokens[pos].value_end;
var content = [];
var _pos = void 0;
var s = void 0;
while (pos < end) {
s = checkSC(pos);
_pos = pos + s;
if (checkDeclDelim(_pos)) break;
if (!_checkValue(_pos)) break;
if (s) content = content.concat(getSC());
content.push(_getValue());
if (checkBlock(_pos)) break;
}
return newNode(type, content, line, column);
}
/**
* @param {Number} i Token's index number
* @returns {Number}
*/
function _checkValue(i) {
var l = void 0;
if (l = checkInterpolation(i)) tokens[i].value_child = 1;else if (l = checkVariable(i)) tokens[i].value_child = 2;else if (l = checkVhash(i)) tokens[i].value_child = 3;else if (l = checkBlock(i)) tokens[i].value_child = 4;else if (l = checkAtkeyword(i)) tokens[i].value_child = 5;else if (l = checkOperator(i)) tokens[i].value_child = 6;else if (l = checkImportant(i)) tokens[i].value_child = 7;else if (l = checkGlobal(i)) tokens[i].value_child = 8;else if (l = checkDefault(i)) tokens[i].value_child = 9;else if (l = checkProgid(i)) tokens[i].value_child = 10;else if (l = checkAny(i)) tokens[i].value_child = 11;else if (l = checkParentSelector(i)) tokens[i].value_child = 12;
return l;
}
/**
* @returns {Array}
*/
function _getValue() {
var childType = tokens[pos].value_child;
if (childType === 1) return getInterpolation();
if (childType === 2) return getVariable();
if (childType === 3) return getVhash();
if (childType === 4) return getBlock();
if (childType === 5) return getAtkeyword();
if (childType === 6) return getOperator();
if (childType === 7) return getImportant();
if (childType === 8) return getGlobal();
if (childType === 9) return getDefault();
if (childType === 10) return getProgid();
if (childType === 11) return getAny();
if (childType === 12) return getParentSelector();
}
/**
* @param {number} i Token's index number
* @returns {number} Length of the value
*/
function checkSingleValue(i) {
var start = i;
var l = void 0;
var s = void 0;
var _i = void 0;
while (i < tokensLength) {
if (checkDeclDelim(i) || checkDelim(i)) break;
s = checkSC(i);
_i = i + s;
if (l = _checkValue(_i)) i += l + s;
if (!l || checkBlock(i - l)) break;
}
return i - start;
}
/**
* @returns {Array}
*/
function getSingleValue() {
var type = NodeType.ValueType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
var _pos = void 0;
var s = void 0;
while (pos < tokensLength) {
s = checkSC(pos);
_pos = pos + s;
if (checkDeclDelim(_pos) || checkDelim(_pos)) break;
if (!_checkValue(_pos)) break;
if (s) content = content.concat(getSC());
content.push(_getValue());
if (checkBlock(_pos)) break;
}
return newNode(type, content, line, column);
}
/**
* Check if token is part of a variable
* @param {Number} i Token's index number
* @returns {Number} Length of the variable
*/
function checkVariable(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
// Skip `$`.
if (tokens[i].type === TokenType.DollarSign) i++;else return 0;
if (l = checkIdent(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a variable
* @returns {Array} `['variable', ['ident', x]]` where `x` is
* a variable name.
*/
function getVariable() {
var type = NodeType.VariableType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `$`.
pos++;
var content = [getIdent()];
return newNode(type, content, line, column);
}
/**
* Check if token is part of a variables list (e.g. `$values...`).
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkVariablesList(i) {
var d = 0; // Number of dots
var l = void 0;
if (i >= tokensLength) return 0;
if (l = checkVariable(i)) i += l;else return 0;
while (i < tokensLength && tokens[i].type === TokenType.FullStop) {
d++;
i++;
}
return d === 3 ? l + d : 0;
}
/**
* Get node with a variables list
* @returns {Array} `['variableslist', ['variable', ['ident', x]]]` where
* `x` is a variable name.
*/
function getVariablesList() {
var type = NodeType.VariablesListType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [getVariable()];
var end = getLastPosition(content, line, column, 3);
// Skip `...`.
pos += 3;
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of a hexadecimal number (e.g. `#fff`) inside
* some value
* @param {Number} i Token's index number
* @returns {Number}
*/
function checkVhash(i) {
var start = i;
var l = void 0;
if (i >= tokensLength) return 0;
// Skip `#`.
if (tokens[i].type === TokenType.NumberSign) i++;else return 0;
if (l = checkNmName2(i)) i += l;else return 0;
return i - start;
}
/**
* Get node with a hexadecimal number (e.g. `#fff`) inside some value
* @returns {Array} `['vhash', x]` where `x` is a hexadecimal number
* converted to string (without `#`, e.g. `'fff'`).
*/
function getVhash() {
var type = NodeType.VhashType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
// Skip `#`.
pos++;
var content = getNmName2();
var end = getLastPosition(content, line, column + 1);
return newNode(type, content, line, column, end);
}
function checkSelectorsGroup(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
var selectorCounter = 0;
var delimCounter = 0;
if (l = checkSelector(i)) {
i += l;
selectorCounter++;
} else return 0;
while (i < tokensLength) {
var tempStart = i;
var tempIndex = i;
var tempLength = void 0;
var spaceBefore = checkSC(tempIndex);
if (tempLength = checkDelim(tempIndex + spaceBefore)) {
tempIndex += spaceBefore + tempLength;
delimCounter++;
if (tempLength = checkSC(tempIndex)) tempIndex += tempLength;
if (tempLength = checkSelector(tempIndex)) {
tempIndex += tempLength;
selectorCounter++;
}
} else break;
i += tempIndex - tempStart;
}
tokens[start].selectorsGroupEnd = i;
tokens[start].selectorsGroupSelectorCount = selectorCounter;
tokens[start].selectorsGroupDelimCount = delimCounter;
return i - start;
}
function getSelectorsGroup() {
var selectorsGroup = [];
var selectorCounter = 0;
var delimCounter = 0;
var selectorsGroupEnd = tokens[pos].selectorsGroupEnd;
var selectorCount = tokens[pos].selectorsGroupSelectorCount;
var delimCount = tokens[pos].selectorsGroupDelimCount;
selectorsGroup.push(getSelector());
selectorCounter++;
while (pos < selectorsGroupEnd) {
if (delimCounter < delimCount) {
selectorsGroup = selectorsGroup.concat(getSC());
selectorsGroup = selectorsGroup.concat(getDelim());
delimCounter++;
selectorsGroup = selectorsGroup.concat(getSC());
if (selectorCounter < selectorCount) {
selectorsGroup = selectorsGroup.concat(getSelector());
selectorCounter++;
}
}
}
return selectorsGroup;
}
function checkSelector(i) {
var l = void 0;
if (l = checkSelector1(i)) tokens[i].selectorType = 1;else if (l = checkSelector2(i)) tokens[i].selectorType = 2;
return l;
}
function getSelector() {
var selectorType = tokens[pos].selectorType;
if (selectorType === 1) return getSelector1();else return getSelector2();
}
/**
* Checks for selector which starts with a compound selector.
*/
function checkSelector1(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkCompoundSelector(i)) i += l;else return 0;
while (i < tokensLength) {
var space = checkSC(i);
var comma = checkCombinator(i + space);
if (!space && !comma) break;
if (comma) {
i += space + comma;
space = checkSC(i);
}
if (l = checkCompoundSelector(i + space)) i += space + l;else break;
}
tokens[start].selectorEnd = i;
return i - start;
}
function getSelector1() {
var type = NodeType.SelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var selectorEnd = token.selectorEnd;
var content = getCompoundSelector();
while (pos < selectorEnd) {
if (checkSC(pos)) content = content.concat(getSC());else if (checkCombinator(pos)) content.push(getCombinator());else if (checkCompoundSelector(pos)) content = content.concat(getCompoundSelector());
}
return newNode(type, content, line, column);
}
/**
* Checks for a selector that starts with a combinator.
*/
function checkSelector2(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkCombinator(i)) i += l;else return 0;
while (i < tokensLength) {
var spaceBefore = checkSC(i);
if (l = checkCompoundSelector(i + spaceBefore)) i += spaceBefore + l;else break;
var spaceAfter = checkSC(i);
var comma = checkCombinator(i + spaceAfter);
if (!spaceAfter && !comma) break;
if (comma) {
i += spaceAfter + comma;
}
}
tokens[start].selectorEnd = i;
return i - start;
}
function getSelector2() {
var type = NodeType.SelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var selectorEnd = token.selectorEnd;
var content = [getCombinator()];
while (pos < selectorEnd) {
if (checkSC(pos)) content = content.concat(getSC());else if (checkCombinator(pos)) content.push(getCombinator());else if (checkCompoundSelector(pos)) content = content.concat(getCompoundSelector());
}
return newNode(type, content, line, column);
}
function checkCompoundSelector(i) {
var l = void 0;
if (l = checkCompoundSelector1(i)) {
tokens[i].compoundSelectorType = 1;
} else if (l = checkCompoundSelector2(i)) {
tokens[i].compoundSelectorType = 2;
}
return l;
}
function getCompoundSelector() {
var type = tokens[pos].compoundSelectorType;
if (type === 1) return getCompoundSelector1();
if (type === 2) return getCompoundSelector2();
}
/**
* Check for compound selectors that start with either a type selector,
* placeholder or parent selector with extension
* (1) `foo.bar`
* (2) `foo[attr=val]`
* (3) `foo:first-of-type`
* (4) `foo%bar`
* @param {number} i Token's index
* @return {number} Compound selector's length
*/
function checkCompoundSelector1(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkUniversalSelector(i) || checkTypeSelector(i) || checkPlaceholder(i) || checkParentSelectorWithExtension(i)) i += l;else return 0;
while (i < tokensLength) {
var _l2 = checkShash(i) || checkClass(i) || checkAttributeSelector(i) || checkPseudo(i) || checkPlaceholder(i) || checkInterpolation(i);
if (_l2) i += _l2;else break;
}
tokens[start].compoundSelectorEnd = i;
return i - start;
}
/**
* @return {Array} An array of nodes that make up the compound selector
*/
function getCompoundSelector1() {
var sequence = [];
var compoundSelectorEnd = tokens[pos].compoundSelectorEnd;
if (checkUniversalSelector(pos)) sequence.push(getUniversalSelector());else if (checkTypeSelector(pos)) sequence.push(getTypeSelector());else if (checkPlaceholder(pos)) sequence.push(getPlaceholder());else if (checkParentSelectorWithExtension(pos)) sequence = sequence.concat(getParentSelectorWithExtension());
while (pos < compoundSelectorEnd) {
if (checkShash(pos)) sequence.push(getShash());else if (checkClass(pos)) sequence.push(getClass());else if (checkAttributeSelector(pos)) sequence.push(getAttributeSelector());else if (checkPseudo(pos)) sequence.push(getPseudo());else if (checkPlaceholder(pos)) sequence.push(getPlaceholder());else if (checkInterpolation(pos)) sequence.push(getInterpolation());else break;
}
return sequence;
}
/**
* Check for all other compound selectors
* (1) `.foo.bar`
* (2) `.foo[attr=val]`
* (3) `.foo:first-of-type`
* (4) `.foo%bar`
* (5) `.foo#{$bar}`
* @param {number} i Token's index
* @return {number} Compound selector's length
*/
function checkCompoundSelector2(i) {
if (i >= tokensLength) return 0;
var start = i;
while (i < tokensLength) {
var l = checkShash(i) || checkClass(i) || checkAttributeSelector(i) || checkPseudo(i) || checkPlaceholder(i) || checkInterpolation(i);
if (l) i += l;else break;
}
tokens[start].compoundSelectorEnd = i;
return i - start;
}
/**
* @return {Array} An array of nodes that make up the compound selector
*/
function getCompoundSelector2() {
var sequence = [];
var compoundSelectorEnd = tokens[pos].compoundSelectorEnd;
while (pos < compoundSelectorEnd) {
if (checkShash(pos)) sequence.push(getShash());else if (checkClass(pos)) sequence.push(getClass());else if (checkAttributeSelector(pos)) sequence.push(getAttributeSelector());else if (checkPseudo(pos)) sequence.push(getPseudo());else if (checkPlaceholder(pos)) sequence.push(getPlaceholder());else if (checkInterpolation(pos)) sequence.push(getInterpolation());else break;
}
return sequence;
}
function checkUniversalSelector(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkNamePrefix(i)) i += l;
if (tokens[i].type === TokenType.Asterisk) i++;else return 0;
return i - start;
}
function getUniversalSelector() {
var type = NodeType.UniversalSelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
var end = void 0;
if (checkNamePrefix(pos)) {
content.push(getNamePrefix());
end = getLastPosition(content, line, column, 1);
}
pos++;
return newNode(type, content, line, column, end);
}
/**
* Check if token is part of a type selector
* @param {number} i Token's index
* @return {number} Type selector's length
*/
function checkTypeSelector(i) {
if (i >= tokensLength) return 0;
var start = i;
var l = void 0;
if (l = checkNamePrefix(i)) i += l;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
return i - start;
}
/**
* Get type selector node
* @return {Node}
*/
function getTypeSelector() {
var type = NodeType.TypeSelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (checkNamePrefix(pos)) content.push(getNamePrefix());
content = content.concat(getIdentOrInterpolation());
return newNode(type, content, line, column);
}
function checkAttributeSelector(i) {
var l = void 0;
if (l = checkAttributeSelector1(i)) tokens[i].attributeSelectorType = 1;else if (l = checkAttributeSelector2(i)) tokens[i].attributeSelectorType = 2;
return l;
}
function getAttributeSelector() {
var type = tokens[pos].attributeSelectorType;
if (type === 1) return getAttributeSelector1();else return getAttributeSelector2();
}
/**
* (1) `[panda=nani]`
* (2) `[panda='nani']`
* (3) `[panda='nani' i]`
*
*/
function checkAttributeSelector1(i) {
var start = i;
if (tokens[i].type === TokenType.LeftSquareBracket) i++;else return 0;
var l = void 0;
if (l = checkSC(i)) i += l;
if (l = checkAttributeName(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkAttributeMatch(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkAttributeValue(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (l = checkAttributeFlags(i)) {
i += l;
if (l = checkSC(i)) i += l;
}
if (tokens[i].type === TokenType.RightSquareBracket) i++;else return 0;
return i - start;
}
function getAttributeSelector1() {
var type = NodeType.AttributeSelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `[`.
pos++;
content = content.concat(getSC(), getAttributeName(), getSC(), getAttributeMatch(), getSC(), getAttributeValue(), getSC());
if (checkAttributeFlags(pos)) {
content.push(getAttributeFlags());
content = content.concat(getSC());
}
// Skip `]`.
pos++;
var end = getLastPosition(content, line, column, 1);
return newNode(type, content, line, column, end);
}
/**
* (1) `[panda]`
*/
function checkAttributeSelector2(i) {
var start = i;
if (tokens[i].type === TokenType.LeftSquareBracket) i++;else return 0;
var l = void 0;
if (l = checkSC(i)) i += l;
if (l = checkAttributeName(i)) i += l;else return 0;
if (l = checkSC(i)) i += l;
if (tokens[i].type === TokenType.RightSquareBracket) i++;else return 0;
return i - start;
}
function getAttributeSelector2() {
var type = NodeType.AttributeSelectorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
// Skip `[`.
pos++;
content = content.concat(getSC(), getAttributeName(), getSC());
// Skip `]`.
pos++;
var end = getLastPosition(content, line, column, 1);
return newNode(type, content, line, column, end);
}
function checkAttributeName(i) {
var start = i;
var l = void 0;
if (l = checkNamePrefix(i)) i += l;
if (l = checkIdentOrInterpolation(i)) i += l;else return 0;
return i - start;
}
function getAttributeName() {
var type = NodeType.AttributeNameType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (checkNamePrefix(pos)) content.push(getNamePrefix());
content = content.concat(getIdentOrInterpolation());
return newNode(type, content, line, column);
}
function checkAttributeMatch(i) {
var l = void 0;
if (l = checkAttributeMatch1(i)) tokens[i].attributeMatchType = 1;else if (l = checkAttributeMatch2(i)) tokens[i].attributeMatchType = 2;
return l;
}
function getAttributeMatch() {
var type = tokens[pos].attributeMatchType;
if (type === 1) return getAttributeMatch1();else return getAttributeMatch2();
}
function checkAttributeMatch1(i) {
var start = i;
var type = tokens[i].type;
if (type === TokenType.Tilde || type === TokenType.VerticalLine || type === TokenType.CircumflexAccent || type === TokenType.DollarSign || type === TokenType.Asterisk) i++;else return 0;
if (tokens[i].type === TokenType.EqualsSign) i++;else return 0;
return i - start;
}
function getAttributeMatch1() {
var type = NodeType.AttributeMatchType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = tokens[pos].value + tokens[pos + 1].value;
pos += 2;
return newNode(type, content, line, column);
}
function checkAttributeMatch2(i) {
if (tokens[i].type === TokenType.EqualsSign) return 1;else return 0;
}
function getAttributeMatch2() {
var type = NodeType.AttributeMatchType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '=';
pos++;
return newNode(type, content, line, column);
}
function checkAttributeValue(i) {
return checkString(i) || checkIdentOrInterpolation(i);
}
function getAttributeValue() {
var type = NodeType.AttributeValueType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (checkString(pos)) content.push(getString());else content = content.concat(getIdentOrInterpolation());
return newNode(type, content, line, column);
}
function checkAttributeFlags(i) {
return checkIdentOrInterpolation(i);
}
function getAttributeFlags() {
var type = NodeType.AttributeFlagsType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = getIdentOrInterpolation();
return newNode(type, content, line, column);
}
function checkNamePrefix(i) {
if (i >= tokensLength) return 0;
var l = void 0;
if (l = checkNamePrefix1(i)) tokens[i].namePrefixType = 1;else if (l = checkNamePrefix2(i)) tokens[i].namePrefixType = 2;
return l;
}
function getNamePrefix() {
var type = tokens[pos].namePrefixType;
if (type === 1) return getNamePrefix1();else return getNamePrefix2();
}
/**
* (1) `panda|`
* (2) `panda<comment>|`
*/
function checkNamePrefix1(i) {
var start = i;
var l = void 0;
if (l = checkNamespacePrefix(i)) i += l;else return 0;
if (l = checkCommentML(i)) i += l;
if (l = checkNamespaceSeparator(i)) i += l;else return 0;
return i - start;
}
function getNamePrefix1() {
var type = NodeType.NamePrefixType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
content.push(getNamespacePrefix());
if (checkCommentML(pos)) content.push(getCommentML());
content.push(getNamespaceSeparator());
return newNode(type, content, line, column);
}
/**
* (1) `|`
*/
function checkNamePrefix2(i) {
return checkNamespaceSeparator(i);
}
function getNamePrefix2() {
var type = NodeType.NamePrefixType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [getNamespaceSeparator()];
return newNode(type, content, line, column);
}
/**
* (1) `*`
* (2) `panda`
*/
function checkNamespacePrefix(i) {
if (i >= tokensLength) return 0;
var l = void 0;
if (tokens[i].type === TokenType.Asterisk) return 1;else if (l = checkIdentOrInterpolation(i)) return l;else return 0;
}
function getNamespacePrefix() {
var type = NodeType.NamespacePrefixType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = [];
if (token.type === TokenType.Asterisk) {
var asteriskNode = newNode(NodeType.IdentType, '*', line, column);
content.push(asteriskNode);
pos++;
} else if (checkIdentOrInterpolation(pos)) content = content.concat(getIdentOrInterpolation());
return newNode(type, content, line, column);
}
/**
* (1) `|`
*/
function checkNamespaceSeparator(i) {
if (i >= tokensLength) return 0;
if (tokens[i].type !== TokenType.VerticalLine) return 0;
// Return false if `|=` - [attr|=value]
if (tokens[i + 1] && tokens[i + 1].type === TokenType.EqualsSign) return 0;
return 1;
}
function getNamespaceSeparator() {
var type = NodeType.NamespaceSeparatorType;
var token = tokens[pos];
var line = token.ln;
var column = token.col;
var content = '|';
pos++;
return newNode(type, content, line, column);
}
module.exports = function (_tokens, context) {
tokens = _tokens;
tokensLength = tokens.length;
pos = 0;
return contexts[context]();
};
/***/ }),
/* 28 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
module.exports = function (css, tabSize) {
var TokenType = __webpack_require__(13);
var tokens = [];
var urlMode = false;
var c = void 0; // Current character
var cn = void 0; // Next character
var pos = 0;
var tn = 0;
var ln = 1;
var col = 1;
var Punctuation = {
' ': TokenType.Space,
'\n': TokenType.Newline,
'\r': TokenType.Newline,
'\t': TokenType.Tab,
'!': TokenType.ExclamationMark,
'"': TokenType.QuotationMark,
'#': TokenType.NumberSign,
'$': TokenType.DollarSign,
'%': TokenType.PercentSign,
'&': TokenType.Ampersand,
'\'': TokenType.Apostrophe,
'(': TokenType.LeftParenthesis,
')': TokenType.RightParenthesis,
'*': TokenType.Asterisk,
'+': TokenType.PlusSign,
',': TokenType.Comma,
'-': TokenType.HyphenMinus,
'.': TokenType.FullStop,
'/': TokenType.Solidus,
':': TokenType.Colon,
';': TokenType.Semicolon,
'<': TokenType.LessThanSign,
'=': TokenType.EqualsSign,
'==': TokenType.EqualitySign,
'!=': TokenType.InequalitySign,
'>': TokenType.GreaterThanSign,
'?': TokenType.QuestionMark,
'@': TokenType.CommercialAt,
'[': TokenType.LeftSquareBracket,
']': TokenType.RightSquareBracket,
'^': TokenType.CircumflexAccent,
'_': TokenType.LowLine,
'{': TokenType.LeftCurlyBracket,
'|': TokenType.VerticalLine,
'}': TokenType.RightCurlyBracket,
'~': TokenType.Tilde,
'`': TokenType.Backtick
};
/**
* Add a token to the token list
* @param {string} type
* @param {string} value
*/
function pushToken(type, value, column) {
tokens.push({
tn: tn++,
ln: ln,
col: column,
type: type,
value: value
});
}
/**
* Check if a character is a decimal digit
* @param {string} c Character
* @returns {boolean}
*/
function isDecimalDigit(c) {
return '0123456789'.indexOf(c) >= 0;
}
/**
* Parse spaces
* @param {string} css Unparsed part of CSS string
*/
function parseSpaces(css) {
var start = pos;
// Read the string until we meet a non-space character:
for (; pos < css.length; pos++) {
if (css.charAt(pos) !== ' ') break;
}
// Add a substring containing only spaces to tokens:
pushToken(TokenType.Space, css.substring(start, pos--), col);
col += pos - start;
}
/**
* Parse a string within quotes
* @param {string} css Unparsed part of CSS string
* @param {string} q Quote (either `'` or `"`)
*/
function parseString(css, q) {
var start = pos;
// Read the string until we meet a matching quote:
for (pos++; pos < css.length; pos++) {
// Skip escaped quotes:
if (css.charAt(pos) === '\\') pos++;else if (css.charAt(pos) === q) break;
}
// Add the string (including quotes) to tokens:
var type = q === '"' ? TokenType.StringDQ : TokenType.StringSQ;
pushToken(type, css.substring(start, pos + 1), col);
col += pos - start;
}
/**
* Parse numbers
* @param {string} css Unparsed part of CSS string
*/
function parseDecimalNumber(css) {
var start = pos;
// Read the string until we meet a character that's not a digit:
for (; pos < css.length; pos++) {
if (!isDecimalDigit(css.charAt(pos))) break;
}
// Add the number to tokens:
pushToken(TokenType.DecimalNumber, css.substring(start, pos--), col);
col += pos - start;
}
/**
* Parse identifier
* @param {string} css Unparsed part of CSS string
*/
function parseIdentifier(css) {
var start = pos;
// Skip all opening slashes:
while (css.charAt(pos) === '/') {
pos++;
} // Read the string until we meet a punctuation mark:
for (; pos < css.length; pos++) {
// Skip all '\':
if (css.charAt(pos) === '\\') pos++;else if (css.charAt(pos) in Punctuation) break;
}
var ident = css.substring(start, pos--);
// Enter url mode if parsed substring is `url`:
if (!urlMode && ident === 'url' && css.charAt(pos + 1) === '(') {
urlMode = true;
}
// Add identifier to tokens:
pushToken(TokenType.Identifier, ident, col);
col += pos - start;
}
/**
* Parse equality sign
*/
function parseEquality() {
pushToken(TokenType.EqualitySign, '==', col);
pos++;
col++;
}
/**
* Parse inequality sign
*/
function parseInequality() {
pushToken(TokenType.InequalitySign, '!=', col);
pos++;
col++;
}
/**
* Parse a multiline comment
* @param {string} css Unparsed part of CSS string
*/
function parseMLComment(css) {
var start = pos;
// Read the string until we meet `*/`.
// Since we already know first 2 characters (`/*`), start reading
// from `pos + 2`:
for (pos += 2; pos < css.length; pos++) {
if (css.charAt(pos) === '*' && css.charAt(pos + 1) === '/') {
pos++;
break;
}
}
// Add full comment (including `/*` and `*/`) to the list of tokens:
var comment = css.substring(start, pos + 1);
pushToken(TokenType.CommentML, comment, col);
var newlines = comment.split('\n');
if (newlines.length > 1) {
ln += newlines.length - 1;
col = newlines[newlines.length - 1].length;
} else {
col += pos - start;
}
}
/**
* Parse a single line comment
* @param {string} css Unparsed part of CSS string
*/
function parseSLComment(css) {
var start = pos;
// Read the string until we meet line break.
// Since we already know first 2 characters (`//`), start reading
// from `pos + 2`:
for (pos += 2; pos < css.length; pos++) {
if (css.charAt(pos) === '\n' || css.charAt(pos) === '\r') {
break;
}
}
// Add comment (including `//` and line break) to the list of tokens:
pushToken(TokenType.CommentSL, css.substring(start, pos--), col);
col += pos - start;
}
/**
* Convert a CSS string to a list of tokens
* @param {string} css CSS string
* @returns {Array} List of tokens
* @private
*/
function getTokens(css) {
// Parse string, character by character:
for (pos = 0; pos < css.length; col++, pos++) {
c = css.charAt(pos);
cn = css.charAt(pos + 1);
// If we meet `/*`, it's a start of a multiline comment.
// Parse following characters as a multiline comment:
if (c === '/' && cn === '*') {
parseMLComment(css);
}
// If we meet `//` and it is not a part of url:
else if (!urlMode && c === '/' && cn === '/') {
// If we're currently inside a block, treat `//` as a start
// of identifier. Else treat `//` as a start of a single-line
// comment:
parseSLComment(css);
}
// If current character is a double or single quote, it's a start
// of a string:
else if (c === '"' || c === "'") {
parseString(css, c);
}
// If current character is a space:
else if (c === ' ') {
parseSpaces(css);
}
// If current character is `=`, it must be combined with next `=`
else if (c === '=' && cn === '=') {
parseEquality(css);
}
// If we meet `!=`, this must be inequality
else if (c === '!' && cn === '=') {
parseInequality(css);
}
// If current character is a punctuation mark:
else if (c in Punctuation) {
// Check for CRLF here or just LF
if (c === '\r' && cn === '\n' || c === '\n') {
// If \r we know the next character is \n due to statement above
// so we push a CRLF token type to the token list and importantly
// skip the next character so as not to double count newlines or
// columns etc
if (c === '\r') {
pushToken(TokenType.Newline, '\r\n', col);
pos++; // If CRLF skip the next character and push crlf token
} else if (c === '\n') {
// If just a LF newline and not part of CRLF newline we can just
// push punctuation as usual
pushToken(Punctuation[c], c, col);
}
ln++; // Go to next line
col = 0; // Reset the column count
} else if (c !== '\r' && c !== '\n') {
// Handle all other punctuation and add to list of tokens
pushToken(Punctuation[c], c, col);
} // Go to next line
if (c === ')') urlMode = false; // Exit url mode
else if (c === '\t' && tabSize > 1) col += tabSize - 1;
}
// If current character is a decimal digit:
else if (isDecimalDigit(c)) {
parseDecimalNumber(css);
}
// If current character is anything else:
else {
parseIdentifier(css);
}
}
return tokens;
}
return getTokens(css);
};
/***/ }),
/* 29 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var Node = __webpack_require__(1);
var NodeTypes = __webpack_require__(15);
module.exports = function () {
return new Node({
type: NodeTypes.StylesheetType,
content: [],
start: [0, 0],
end: [0, 0]
});
};
/***/ })
/******/ ])
});
;
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