108 lines
2.4 KiB
JavaScript
108 lines
2.4 KiB
JavaScript
|
"use strict";
|
|||
|
|
|
|||
|
|
var list = require('postcss').list;
|
|||
|
|
|
|||
|
|
module.exports = {
|
|||
|
|
/**
|
|||
|
|
* Throw special error, to tell beniary,
|
|||
|
|
* that this error is from Autoprefixer.
|
|||
|
|
*/
|
|||
|
|
error: function error(text) {
|
|||
|
|
var err = new Error(text);
|
|||
|
|
err.autoprefixer = true;
|
|||
|
|
throw err;
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Return array, that doesn’t contain duplicates.
|
|||
|
|
*/
|
|||
|
|
uniq: function uniq(array) {
|
|||
|
|
var filtered = [];
|
|||
|
|
|
|||
|
|
for (var _iterator = array, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {
|
|||
|
|
var _ref;
|
|||
|
|
|
|||
|
|
if (_isArray) {
|
|||
|
|
if (_i >= _iterator.length) break;
|
|||
|
|
_ref = _iterator[_i++];
|
|||
|
|
} else {
|
|||
|
|
_i = _iterator.next();
|
|||
|
|
if (_i.done) break;
|
|||
|
|
_ref = _i.value;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var i = _ref;
|
|||
|
|
|
|||
|
|
if (filtered.indexOf(i) === -1) {
|
|||
|
|
filtered.push(i);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return filtered;
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Return "-webkit-" on "-webkit- old"
|
|||
|
|
*/
|
|||
|
|
removeNote: function removeNote(string) {
|
|||
|
|
if (string.indexOf(' ') === -1) {
|
|||
|
|
return string;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return string.split(' ')[0];
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Escape RegExp symbols
|
|||
|
|
*/
|
|||
|
|
escapeRegexp: function escapeRegexp(string) {
|
|||
|
|
return string.replace(/[.?*+^$[\]\\(){}|-]/g, '\\$&');
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Return regexp to check, that CSS string contain word
|
|||
|
|
*/
|
|||
|
|
regexp: function regexp(word, escape) {
|
|||
|
|
if (escape === void 0) {
|
|||
|
|
escape = true;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (escape) {
|
|||
|
|
word = this.escapeRegexp(word);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return new RegExp("(^|[\\s,(])(" + word + "($|[\\s(,]))", 'gi');
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Change comma list
|
|||
|
|
*/
|
|||
|
|
editList: function editList(value, callback) {
|
|||
|
|
var origin = list.comma(value);
|
|||
|
|
var changed = callback(origin, []);
|
|||
|
|
|
|||
|
|
if (origin === changed) {
|
|||
|
|
return value;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var join = value.match(/,\s*/);
|
|||
|
|
join = join ? join[0] : ', ';
|
|||
|
|
return changed.join(join);
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Split the selector into parts.
|
|||
|
|
* It returns 3 level deep array because selectors can be comma
|
|||
|
|
* separated (1), space separated (2), and combined (3)
|
|||
|
|
* @param {String} selector selector string
|
|||
|
|
* @return {Array<Array<Array>>} 3 level deep array of split selector
|
|||
|
|
* @see utils.test.js for examples
|
|||
|
|
*/
|
|||
|
|
splitSelector: function splitSelector(selector) {
|
|||
|
|
return list.comma(selector).map(function (i) {
|
|||
|
|
return list.space(i).map(function (k) {
|
|||
|
|
return k.split(/(?=\.|#)/g);
|
|||
|
|
});
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
};
|