103 lines
3.3 KiB
JavaScript
103 lines
3.3 KiB
JavaScript
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"use strict";
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function _createForOfIteratorHelperLoose(o, allowArrayLike) { var it; if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; return function () { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } it = o[Symbol.iterator](); return it.next.bind(it); }
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function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
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function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
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var list = require('postcss').list;
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module.exports = {
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/**
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* Throw special error, to tell beniary,
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* that this error is from Autoprefixer.
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*/
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error: function error(text) {
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var err = new Error(text);
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err.autoprefixer = true;
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throw err;
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},
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/**
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* Return array, that doesn’t contain duplicates.
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*/
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uniq: function uniq(array) {
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var filtered = [];
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for (var _iterator = _createForOfIteratorHelperLoose(array), _step; !(_step = _iterator()).done;) {
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var i = _step.value;
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if (!filtered.includes(i)) {
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filtered.push(i);
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}
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}
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return filtered;
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},
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/**
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* Return "-webkit-" on "-webkit- old"
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*/
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removeNote: function removeNote(string) {
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if (!string.includes(' ')) {
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return string;
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}
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return string.split(' ')[0];
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},
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/**
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* Escape RegExp symbols
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*/
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escapeRegexp: function escapeRegexp(string) {
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return string.replace(/[$()*+-.?[\\\]^{|}]/g, '\\$&');
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},
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/**
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* Return regexp to check, that CSS string contain word
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*/
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regexp: function regexp(word, escape) {
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if (escape === void 0) {
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escape = true;
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}
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if (escape) {
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word = this.escapeRegexp(word);
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}
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return new RegExp("(^|[\\s,(])(" + word + "($|[\\s(,]))", 'gi');
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},
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/**
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* Change comma list
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*/
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editList: function editList(value, callback) {
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var origin = list.comma(value);
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var changed = callback(origin, []);
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if (origin === changed) {
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return value;
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}
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var join = value.match(/,\s*/);
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join = join ? join[0] : ', ';
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return changed.join(join);
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},
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/**
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* Split the selector into parts.
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* It returns 3 level deep array because selectors can be comma
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* separated (1), space separated (2), and combined (3)
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* @param {String} selector selector string
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* @return {Array<Array<Array>>} 3 level deep array of split selector
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* @see utils.test.js for examples
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*/
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splitSelector: function splitSelector(selector) {
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return list.comma(selector).map(function (i) {
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return list.space(i).map(function (k) {
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return k.split(/(?=\.|#)/g);
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});
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});
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}
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};
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