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Edit File: background-size.js

'use strict';

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; }

var Declaration = require('../declaration');

var BackgroundSize = function (_Declaration) {
    _inherits(BackgroundSize, _Declaration);

function BackgroundSize() {
        _classCallCheck(this, BackgroundSize);

return _possibleConstructorReturn(this, _Declaration.apply(this, arguments));
    }

/**
     * Duplication parameter for -webkit- browsers
     */
    BackgroundSize.prototype.set = function set(decl, prefix) {
        var value = decl.value.toLowerCase();
        if (prefix === '-webkit-' && value.indexOf(' ') === -1 && value !== 'contain' && value !== 'cover') {
            decl.value = decl.value + ' ' + decl.value;
        }
        return _Declaration.prototype.set.call(this, decl, prefix);
    };

return BackgroundSize;
}(Declaration);

Object.defineProperty(BackgroundSize, 'names', {
    enumerable: true,
    writable: true,
    value: ['background-size']
});

module.exports = BackgroundSize;

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