1 | 'use strict';
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2 |
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3 | Object.defineProperty(exports, "__esModule", {
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4 | value: true
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5 | });
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6 |
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7 | 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; }; }();
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8 |
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9 | var _comment = require('postcss/lib/comment');
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10 |
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11 | var _comment2 = _interopRequireDefault(_comment);
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12 |
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13 | var _parser = require('postcss/lib/parser');
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14 |
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15 | var _parser2 = _interopRequireDefault(_parser);
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16 |
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17 | var _findExtendRule = require('./find-extend-rule');
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18 |
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19 | var _findExtendRule2 = _interopRequireDefault(_findExtendRule);
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20 |
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21 | var _isMixinToken = require('./is-mixin-token');
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22 |
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23 | var _isMixinToken2 = _interopRequireDefault(_isMixinToken);
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24 |
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25 | var _lessTokenize = require('./less-tokenize');
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26 |
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27 | var _lessTokenize2 = _interopRequireDefault(_lessTokenize);
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28 |
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29 | function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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30 |
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31 | function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
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32 |
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33 | function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
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34 |
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35 | function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
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36 |
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37 | var blockCommentEndPattern = /\*\/$/;
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38 |
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39 | var LessParser = function (_Parser) {
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40 | _inherits(LessParser, _Parser);
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41 |
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42 | function LessParser() {
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43 | _classCallCheck(this, LessParser);
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44 |
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45 | return _possibleConstructorReturn(this, Object.getPrototypeOf(LessParser).apply(this, arguments));
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46 | }
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47 |
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48 | _createClass(LessParser, [{
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49 | key: 'tokenize',
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50 | value: function tokenize() {
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51 | this.tokens = (0, _lessTokenize2.default)(this.input);
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52 | }
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53 | }, {
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54 | key: 'comment',
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55 | value: function comment(token) {
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56 | var node = new _comment2.default();
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57 | var content = token[1];
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58 | var text = content.slice(2).replace(blockCommentEndPattern, '');
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59 |
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60 | this.init(node, token[2], token[3]);
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61 | node.source.end = {
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62 | line: token[4],
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63 | column: token[5]
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64 | };
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65 |
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66 | node.raws.content = content;
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67 | node.raws.begin = content[0] + content[1];
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68 | node.inline = token[6] === 'inline';
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69 | node.block = !node.inline;
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70 |
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71 | if (/^\s*$/.test(text)) {
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72 | node.text = '';
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73 | node.raws.left = text;
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74 | node.raws.right = '';
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75 | } else {
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76 | var match = text.match(/^(\s*)([^]*[^\s])(\s*)$/);
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77 |
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78 | node.text = match[2];
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79 |
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80 |
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81 | node.raws.left = match[1] || ' ';
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82 | node.raws.right = match[3] || ' ';
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83 | }
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84 | }
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85 |
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86 | |
87 |
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88 |
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89 |
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90 |
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91 | }, {
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92 | key: 'createRule',
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93 | value: function createRule(options) {
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94 | this.rule(this.tokens.slice(options.start, this.pos + 1));
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95 |
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96 | |
97 |
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98 |
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99 |
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100 |
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101 | if (options.params[0] && (options.isMixin || options.isExtendRule)) {
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102 | this.raw(this.current, 'params', options.params);
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103 | }
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104 | }
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105 |
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106 | |
107 |
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108 |
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109 |
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110 |
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111 | }, {
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112 | key: 'createDeclaration',
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113 | value: function createDeclaration(options) {
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114 | this.decl(this.tokens.slice(options.start, this.pos + 1));
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115 | }
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116 |
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117 | |
118 |
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119 |
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120 |
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121 |
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122 | }, {
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123 | key: 'ruleWithoutBody',
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124 | value: function ruleWithoutBody(options) {
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125 | this.createRule(options);
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126 |
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127 | |
128 |
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129 |
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130 |
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131 | this.current.ruleWithoutBody = true;
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132 | this.current.extendRule = this.current.selector.indexOf('&:extend') >= 0;
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133 | this.current.important = this.current.selector.indexOf('!important') >= 0;
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134 | this.end(this.tokens[this.pos]);
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135 | }
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136 |
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137 | |
138 |
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139 |
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140 |
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141 |
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142 |
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143 | }, {
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144 | key: 'processEndOfRule',
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145 | value: function processEndOfRule(options) {
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146 | var start = options.start;
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147 |
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148 |
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149 | if (options.isExtendRule || options.isMixin) {
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150 | this.ruleWithoutBody(options);
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151 | return true;
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152 | }
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153 |
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154 | if (options.colon) {
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155 | if (options.isEndOfBlock) {
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156 | while (this.pos > start) {
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157 | var token = this.tokens[this.pos][0];
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158 |
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159 | if (token !== 'space' && token !== 'comment') {
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160 | break;
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161 | }
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162 |
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163 | this.pos -= 1;
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164 | }
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165 | }
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166 |
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167 | this.createDeclaration({ start: start });
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168 | return true;
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169 | }
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170 |
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171 | return false;
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172 | }
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173 |
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174 |
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175 |
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176 | }, {
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177 | key: 'word',
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178 | value: function word() {
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179 | var end = false;
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180 | var colon = false;
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181 | var bracket = null;
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182 | var brackets = 0;
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183 | var start = this.pos;
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184 | var isMixin = (0, _isMixinToken2.default)(this.tokens[start]);
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185 | var isExtendRule = Boolean((0, _findExtendRule2.default)(this.tokens, start));
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186 | var params = [];
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187 |
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188 | this.pos += 1;
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189 |
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190 | while (this.pos < this.tokens.length) {
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191 | var token = this.tokens[this.pos];
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192 | var type = token[0];
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193 |
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194 | if (type === '(') {
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195 | if (!bracket) {
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196 | bracket = token;
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197 | }
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198 |
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199 | brackets += 1;
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200 | } else if (brackets === 0) {
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201 | if (type === ';') {
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202 |
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203 | var foundEndOfRule = this.processEndOfRule({
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204 | start: start,
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205 | params: params,
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206 | colon: colon,
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207 | isMixin: isMixin,
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208 | isExtendRule: isExtendRule
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209 | });
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210 |
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211 | if (foundEndOfRule) {
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212 | return;
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213 | }
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214 |
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215 | break;
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216 | } else if (type === '{') {
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217 | this.createRule({ start: start, params: params, isMixin: isMixin });
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218 | return;
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219 | } else if (type === '}') {
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220 | this.pos -= 1;
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221 | end = true;
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222 | break;
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223 | } else if (type === ':') {
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224 | colon = true;
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225 | }
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226 | } else if (type === ')') {
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227 | brackets -= 1;
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228 | if (brackets === 0) {
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229 | bracket = null;
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230 | }
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231 | }
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232 |
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233 | if (brackets || type === 'brackets' || params[0]) {
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234 | params.push(token);
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235 | }
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236 |
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237 | this.pos += 1;
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238 | }
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239 |
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240 | if (this.pos === this.tokens.length) {
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241 | this.pos -= 1;
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242 | end = true;
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243 | }
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244 |
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245 | if (brackets > 0) {
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246 | this.unclosedBracket(bracket);
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247 | }
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248 |
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249 | if (end) {
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250 | var _foundEndOfRule = this.processEndOfRule({
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251 | start: start,
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252 | params: params,
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253 | colon: colon,
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254 | isMixin: isMixin,
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255 | isExtendRule: isExtendRule,
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256 | isEndOfBlock: true
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257 | });
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258 |
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259 | if (_foundEndOfRule) {
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260 | return;
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261 | }
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262 | }
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263 |
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264 | this.unknownWord(start);
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265 | }
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266 |
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267 |
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268 |
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269 | }]);
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270 |
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271 | return LessParser;
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272 | }(_parser2.default);
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273 |
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274 | exports.default = LessParser;
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275 | module.exports = exports['default']; |
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