lepu-test-platform-web/node_modules/autoprefixer/lib/hacks/cross-fade.js

58 lines
2.5 KiB
JavaScript

'use strict';
function _defaults(obj, defaults) { var keys = Object.getOwnPropertyNames(defaults); for (var i = 0; i < keys.length; i++) { var key = keys[i]; var value = Object.getOwnPropertyDescriptor(defaults, key); if (value && value.configurable && obj[key] === undefined) { Object.defineProperty(obj, key, value); } } return obj; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
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; }
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) : _defaults(subClass, superClass); }
var Value = require('../value');
var list = require('postcss').list;
var CrossFade = function (_Value) {
_inherits(CrossFade, _Value);
function CrossFade() {
_classCallCheck(this, CrossFade);
return _possibleConstructorReturn(this, _Value.apply(this, arguments));
}
CrossFade.prototype.replace = function replace(string, prefix) {
var _this2 = this;
return list.space(string).map(function (value) {
if (value.slice(0, +_this2.name.length + 1) !== _this2.name + '(') {
return value;
}
var close = value.lastIndexOf(')');
var after = value.slice(close + 1);
var args = value.slice(_this2.name.length + 1, close);
if (prefix === '-webkit-') {
var match = args.match(/\d*.?\d+%?/);
if (match) {
args = args.slice(match[0].length).trim();
args += ', ' + match[0];
} else {
args += ', 0.5';
}
}
return prefix + _this2.name + '(' + args + ')' + after;
}).join(' ');
};
return CrossFade;
}(Value);
Object.defineProperty(CrossFade, 'names', {
enumerable: true,
writable: true,
value: ['cross-fade']
});
module.exports = CrossFade;