79 lines
2.7 KiB
JavaScript
79 lines
2.7 KiB
JavaScript
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'use strict';
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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; }
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function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
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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; }
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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); }
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var flexSpec = require('./flex-spec');
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var Declaration = require('../declaration');
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var FlexBasis = function (_Declaration) {
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_inherits(FlexBasis, _Declaration);
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function FlexBasis() {
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_classCallCheck(this, FlexBasis);
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return _possibleConstructorReturn(this, _Declaration.apply(this, arguments));
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}
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/**
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* Return property name by final spec
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*/
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FlexBasis.prototype.normalize = function normalize() {
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return 'flex-basis';
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};
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/**
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* Return flex property for 2012 spec
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*/
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FlexBasis.prototype.prefixed = function prefixed(prop, prefix) {
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var spec = void 0;
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var _flexSpec = flexSpec(prefix);
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spec = _flexSpec[0];
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prefix = _flexSpec[1];
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if (spec === 2012) {
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return prefix + 'flex-preferred-size';
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} else {
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return _Declaration.prototype.prefixed.call(this, prop, prefix);
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}
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};
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/**
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* Ignore 2009 spec and use flex property for 2012
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*/
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FlexBasis.prototype.set = function set(decl, prefix) {
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var spec = void 0;
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var _flexSpec2 = flexSpec(prefix);
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spec = _flexSpec2[0];
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prefix = _flexSpec2[1];
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if (spec === 2012 || spec === 'final') {
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return _Declaration.prototype.set.call(this, decl, prefix);
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}
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return undefined;
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};
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return FlexBasis;
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}(Declaration);
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Object.defineProperty(FlexBasis, 'names', {
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enumerable: true,
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writable: true,
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value: ['flex-basis', 'flex-preferred-size']
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});
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module.exports = FlexBasis;
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