lix-website/themes/lix/assets/bootstrap/node_modules/sugarss/parser.js

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2024-04-27 03:39:10 +00:00
'use strict';
exports.__esModule = true;
var _declaration = require('postcss/lib/declaration');
var _declaration2 = _interopRequireDefault(_declaration);
var _comment = require('postcss/lib/comment');
var _comment2 = _interopRequireDefault(_comment);
var _atRule = require('postcss/lib/at-rule');
var _atRule2 = _interopRequireDefault(_atRule);
var _rule = require('postcss/lib/rule');
var _rule2 = _interopRequireDefault(_rule);
var _root = require('postcss/lib/root');
var _root2 = _interopRequireDefault(_root);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
var Parser = function () {
function Parser(input) {
_classCallCheck(this, Parser);
this.input = input;
this.pos = 0;
this.root = new _root2.default();
this.current = this.root;
this.spaces = '';
this.extraIndent = false;
this.prevIndent = undefined;
this.step = undefined;
this.root.source = { input: input, start: { line: 1, column: 1 } };
}
Parser.prototype.loop = function loop() {
var part = void 0;
while (this.pos < this.parts.length) {
part = this.parts[this.pos];
if (part.comment) {
this.comment(part);
} else if (part.atrule) {
this.atrule(part);
} else if (part.colon) {
var next = this.nextNonComment(this.pos);
if (next.end || next.atrule) {
this.decl(part);
} else {
var moreIndent = next.indent.length > part.indent.length;
if (!moreIndent) {
this.decl(part);
} else if (moreIndent && next.colon) {
this.rule(part);
} else if (moreIndent && !next.colon) {
this.decl(part);
}
}
} else if (part.end) {
this.root.raws.after = part.before;
} else {
this.rule(part);
}
this.pos += 1;
}
for (var i = this.tokens.length - 1; i >= 0; i--) {
if (this.tokens[i].length > 3) {
var last = this.tokens[i];
this.root.source.end = {
line: last[4] || last[2],
column: last[5] || last[3]
};
break;
}
}
};
Parser.prototype.comment = function comment(part) {
var token = part.tokens[0];
var node = new _comment2.default();
this.init(node, part);
node.source.end = { line: token[4], column: token[5] };
this.commentText(node, token);
};
Parser.prototype.atrule = function atrule(part) {
var atword = part.tokens[0];
var params = part.tokens.slice(1);
var node = new _atRule2.default();
node.name = atword[1].slice(1);
this.init(node, part);
if (node.name === '') this.unnamedAtrule(atword);
while (!part.end && part.lastComma) {
this.pos += 1;
part = this.parts[this.pos];
params.push(['space', part.before + part.indent]);
params = params.concat(part.tokens);
}
node.raws.afterName = this.firstSpaces(params);
this.keepTrailingSpace(node, params);
this.checkSemicolon(params);
this.checkCurly(params);
this.raw(node, 'params', params, atword);
};
Parser.prototype.decl = function decl(part) {
var node = new _declaration2.default();
this.init(node, part);
var between = '';
var colon = 0;
var value = [];
var prop = '';
for (var i = 0; i < part.tokens.length; i++) {
var token = part.tokens[i];
if (token[0] === ':') {
between += token[1];
colon = token;
value = part.tokens.slice(i + 1);
break;
} else if (token[0] === 'comment' || token[0] === 'space') {
between += token[1];
} else if (between !== '') {
this.badProp(token);
} else {
prop += token[1];
}
}
if (prop === '') this.unnamedDecl(part.tokens[0]);
node.prop = prop;
var next = this.parts[this.pos + 1];
while (!next.end && !next.atrule && !next.colon && next.indent.length > part.indent.length) {
value.push(['space', next.before + next.indent]);
value = value.concat(next.tokens);
this.pos += 1;
next = this.parts[this.pos + 1];
}
var last = value[value.length - 1];
if (last && last[0] === 'comment') {
value.pop();
var comment = new _comment2.default();
this.current.push(comment);
comment.source = {
input: this.input,
start: { line: last[2], column: last[3] },
end: { line: last[4], column: last[5] }
};
var prev = value[value.length - 1];
if (prev && prev[0] === 'space') {
value.pop();
comment.raws.before = prev[1];
}
this.commentText(comment, last);
}
for (var _i = value.length - 1; _i > 0; _i--) {
var t = value[_i][0];
if (t === 'word' && value[_i][1] === '!important') {
node.important = true;
if (_i > 0 && value[_i - 1][0] === 'space') {
node.raws.important = value[_i - 1][1] + '!important';
value.splice(_i - 1, 2);
} else {
node.raws.important = '!important';
value.splice(_i, 1);
}
break;
} else if (t !== 'space' && t !== 'newline' && t !== 'comment') {
break;
}
}
node.raws.between = between + this.firstSpaces(value);
this.checkSemicolon(value);
this.raw(node, 'value', value, colon);
};
Parser.prototype.rule = function rule(part) {
var node = new _rule2.default();
this.init(node, part);
var selector = part.tokens;
var next = this.parts[this.pos + 1];
while (!next.end && next.indent.length === part.indent.length) {
selector.push(['space', next.before + next.indent]);
selector = selector.concat(next.tokens);
this.pos += 1;
next = this.parts[this.pos + 1];
}
this.keepTrailingSpace(node, selector);
this.checkCurly(selector);
this.raw(node, 'selector', selector);
};
/* Helpers */
Parser.prototype.indent = function indent(part) {
var indent = part.indent.length;
var isPrev = typeof this.prevIndent !== 'undefined';
if (!isPrev && indent) this.indentedFirstLine(part);
if (!this.step && indent) {
this.step = indent;
this.root.raws.indent = part.indent;
}
if (isPrev && this.prevIndent !== indent) {
var diff = indent - this.prevIndent;
if (diff > 0) {
if (diff !== this.step) {
this.wrongIndent(this.prevIndent + this.step, indent, part);
} else if (this.current.last.push) {
this.current = this.current.last;
} else {
this.extraIndent = '';
for (var i = 0; i < diff; i++) {
this.extraIndent += ' ';
}
}
} else if (diff % this.step !== 0) {
var m = indent + diff % this.step;
this.wrongIndent(m + ' or ' + (m + this.step), indent, part);
} else {
for (var _i2 = 0; _i2 < -diff / this.step; _i2++) {
this.current = this.current.parent;
}
}
}
this.prevIndent = indent;
};
Parser.prototype.init = function init(node, part) {
this.indent(part);
if (!this.current.nodes) this.current.nodes = [];
this.current.push(node);
node.raws.before = part.before + part.indent;
if (this.extraIndent) {
node.raws.extraIndent = this.extraIndent;
this.extraIndent = false;
}
node.source = {
start: { line: part.tokens[0][2], column: part.tokens[0][3] },
input: this.input
};
};
Parser.prototype.checkCurly = function checkCurly(tokens) {
for (var _iterator = tokens, _isArray = Array.isArray(_iterator), _i3 = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {
var _ref;
if (_isArray) {
if (_i3 >= _iterator.length) break;
_ref = _iterator[_i3++];
} else {
_i3 = _iterator.next();
if (_i3.done) break;
_ref = _i3.value;
}
var token = _ref;
if (token[0] === '{') {
this.error('Unnecessary curly bracket', token[2], token[3]);
}
}
};
Parser.prototype.checkSemicolon = function checkSemicolon(tokens) {
for (var _iterator2 = tokens, _isArray2 = Array.isArray(_iterator2), _i4 = 0, _iterator2 = _isArray2 ? _iterator2 : _iterator2[Symbol.iterator]();;) {
var _ref2;
if (_isArray2) {
if (_i4 >= _iterator2.length) break;
_ref2 = _iterator2[_i4++];
} else {
_i4 = _iterator2.next();
if (_i4.done) break;
_ref2 = _i4.value;
}
var token = _ref2;
if (token[0] === ';') {
this.error('Unnecessary semicolon', token[2], token[3]);
}
}
};
Parser.prototype.keepTrailingSpace = function keepTrailingSpace(node, tokens) {
var lastSpace = tokens[tokens.length - 1];
if (lastSpace && lastSpace[0] === 'space') {
tokens.pop();
node.raws.sssBetween = lastSpace[1];
}
};
Parser.prototype.firstSpaces = function firstSpaces(tokens) {
var result = '';
for (var i = 0; i < tokens.length; i++) {
if (tokens[i][0] === 'space' || tokens[i][0] === 'newline') {
result += tokens.shift()[1];
i -= 1;
} else {
break;
}
}
return result;
};
Parser.prototype.raw = function raw(node, prop, tokens, altLast) {
var token = void 0,
type = void 0;
var length = tokens.length;
var value = '';
var clean = true;
for (var i = 0; i < length; i += 1) {
token = tokens[i];
type = token[0];
if (type === 'comment' || type === 'space' && i === length - 1) {
clean = false;
} else {
value += token[1];
}
}
if (!clean) {
var sss = tokens.reduce(function (all, i) {
return all + i[1];
}, '');
var raw = tokens.reduce(function (all, i) {
if (i[0] === 'comment' && i[6] === 'inline') {
return all + '/* ' + i[1].slice(2).trim() + ' */';
} else {
return all + i[1];
}
}, '');
node.raws[prop] = { value: value, raw: raw };
if (sss !== raw) node.raws[prop].sss = sss;
}
node[prop] = value;
var last = void 0;
for (var _i5 = tokens.length - 1; _i5 >= 0; _i5--) {
if (tokens[_i5].length > 2) {
last = tokens[_i5];
break;
}
}
if (!last) last = altLast;
node.source.end = {
line: last[4] || last[2],
column: last[5] || last[3]
};
};
Parser.prototype.nextNonComment = function nextNonComment(pos) {
var next = pos;
var part = void 0;
while (next < this.parts.length) {
next += 1;
part = this.parts[next];
if (part.end || !part.comment) break;
}
return part;
};
Parser.prototype.commentText = function commentText(node, token) {
var text = token[1];
if (token[6] === 'inline') {
node.raws.inline = true;
text = text.slice(2);
} else {
text = text.slice(2, -2);
}
var match = text.match(/^(\s*)([^]*[^\s])(\s*)\n?$/);
if (match) {
node.text = match[2];
node.raws.left = match[1];
node.raws.inlineRight = match[3];
} else {
node.text = '';
node.raws.left = '';
node.raws.inlineRight = '';
}
};
// Errors
Parser.prototype.error = function error(msg, line, column) {
throw this.input.error(msg, line, column);
};
Parser.prototype.unnamedAtrule = function unnamedAtrule(token) {
this.error('At-rule without name', token[2], token[3]);
};
Parser.prototype.unnamedDecl = function unnamedDecl(token) {
this.error('Declaration without name', token[2], token[3]);
};
Parser.prototype.indentedFirstLine = function indentedFirstLine(part) {
this.error('First line should not have indent', part.number, 1);
};
Parser.prototype.wrongIndent = function wrongIndent(expected, real, part) {
var msg = 'Expected ' + expected + ' indent, but get ' + real;
this.error(msg, part.number, 1);
};
Parser.prototype.badProp = function badProp(token) {
this.error('Unexpected separator in property', token[2], token[3]);
};
return Parser;
}();
exports.default = Parser;
module.exports = exports['default'];
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