65 lines
2.8 KiB
JavaScript
65 lines
2.8 KiB
JavaScript
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"use strict";
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exports.__esModule = true;
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var _postcssValueParser = require("postcss-value-parser");
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var _postcssValueParser2 = _interopRequireDefault(_postcssValueParser);
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var _cache = require("./cache");
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var _cache2 = _interopRequireDefault(_cache);
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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var RESERVED_KEYWORDS = ["unset", "initial", "inherit", "none", "inline", "outside", "disc", "circle", "square", "decimal", "cjk-decimal", "decimal-leading-zero", "lower-roman", "upper-roman", "lower-greek", "lower-alpha", "lower-latin", "upper-alpha", "upper-latin", "arabic-indic", "armenian", "bengali", "cambodian", "cjk-earthly-branch", "cjk-heavenly-stem", "cjk-ideographic", "devanagari", "ethiopic-numeric", "georgian", "gujarati", "gurmukhi", "hebrew", "hiragana", "hiragana-iroha", "japanese-formal", "japanese-informal", "kannada", "katakana", "katakana-iroha", "khmer", "korean-hangul-formal", "korean-hanja-formal", "korean-hanja-informal", "lao", "lower-armenian", "malayalam", "mongolian", "myanmar", "oriya", "persian", "simp-chinese-formal", "simp-chinese-informal", "tamil", "telugu", "thai", "tibetan", "trad-chinese-formal", "trad-chinese-informal", "upper-armenian", "disclosure-open", "disclosure-close"];
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var cache = {};
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var atRules = [];
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var decls = [];
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exports.default = {
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collect: function collect(node, encoder) {
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var name = node.name,
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prop = node.prop,
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type = node.type;
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if (type === 'atrule' && /counter-style/.test(name) && RESERVED_KEYWORDS.indexOf(node.params) === -1) {
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(0, _cache2.default)(node.params, encoder, cache);
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atRules.push(node);
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}
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if (type === 'decl' && /(list-style|system)/.test(prop)) {
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decls.push(node);
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}
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},
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transform: function transform() {
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// Iterate each property and change their names
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decls.forEach(function (decl) {
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decl.value = (0, _postcssValueParser2.default)(decl.value).walk(function (node) {
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if (node.type === 'word' && node.value in cache) {
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cache[node.value].count++;
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node.value = cache[node.value].ident;
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} else if (node.type === 'space') {
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node.value = ' ';
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} else if (node.type === 'div') {
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node.before = node.after = '';
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}
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}).toString();
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});
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// Iterate each at rule and change their name if references to them have been found
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atRules.forEach(function (rule) {
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var cached = cache[rule.params];
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if (cached && cached.count > 0) {
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rule.params = cached.ident;
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}
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});
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// reset cache after transform
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cache = {};
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atRules = [];
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decls = [];
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}
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};
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module.exports = exports["default"];
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