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

'use strict';

exports.__esModule = true;
exports.default = preprocess;
function indentError(input, l, p) {
  throw input.error('Mixed tabs and spaces are not allowed', l, p + 1);
}

function preprocess(input, lines) {
  var indentType = void 0;
  var prevNumber = 0;
  var parts = lines.map(function (line) {
    var lastComma = false;
    var comment = false;
    var number = prevNumber + 1;
    var atrule = false;
    var indent = '';
    var tokens = [];
    var colon = false;

    if (line.length > 0) {
      if (line[0][0] === 'space') {
        indent = line[0][1];
        tokens = line.slice(1);
      } else {
        indent = '';
        tokens = line;
      }

      if (!indentType && indent.length) {
        indentType = indent[0] === ' ' ? 'space' : 'tab';
      }
      if (indentType === 'space') {
        if (indent.indexOf('\t') !== -1) {
          indentError(input, number, indent.indexOf('\t'));
        }
      } else if (indentType === 'tab') {
        if (indent.indexOf(' ') !== -1) {
          indentError(input, number, indent.indexOf(' '));
        }
      }

      if (tokens.length) {
        for (var i = tokens.length - 1; i >= 0; i--) {
          var type = tokens[i][0];
          if (type === ',') {
            lastComma = true;
            break;
          } else if (type === 'space') {
            continue;
          } else if (type === 'comment') {
            continue;
          } else if (type === 'newline') {
            continue;
          } else {
            break;
          }
        }
        comment = tokens[0][0] === 'comment';
        atrule = tokens[0][0] === 'at-word';

        var brackets = 0;
        for (var _i = 0; _i < tokens.length - 1; _i++) {
          var _type = tokens[_i][0];
          var next = tokens[_i + 1][0];
          if (_type === '(') {
            brackets += 1;
          } else if (_type === ')') {
            brackets -= 1;
          } else if (_type === ':' && brackets === 0 && (next === 'space' || next === 'newline')) {
            colon = true;
          }
        }
      }

      var last = tokens[tokens.length - 1];
      if (last && last[0] === 'newline') prevNumber = last[2];
    }

    return {
      number: number,
      indent: indent,
      colon: colon,
      tokens: tokens,
      atrule: atrule,
      comment: comment,
      lastComma: lastComma,
      before: ''
    };
  });

  parts = parts.reduceRight(function (all, i) {
    if (!i.tokens.length || i.tokens.every(function (j) {
      return j[0] === 'newline';
    })) {
      var prev = all[0];
      var before = i.indent + i.tokens.map(function (j) {
        return j[1];
      }).join('');
      prev.before = before + prev.before;
    } else {
      all.unshift(i);
    }
    return all;
  }, [{ end: true, before: '' }]);

  parts.forEach(function (part, i) {
    if (i === 0) return;

    var prev = parts[i - 1];
    var last = prev.tokens[prev.tokens.length - 1];
    if (last && last[0] === 'newline') {
      part.before = last[1] + part.before;
      prev.tokens.pop();
    }
  });

  return parts;
}
module.exports = exports['default'];
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