3 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; }
5 function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
7 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; }
9 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); }
11 var flexSpec = require('./flex-spec');
12 var Declaration = require('../declaration');
14 var FlexFlow = function (_Declaration) {
15 _inherits(FlexFlow, _Declaration);
18 _classCallCheck(this, FlexFlow);
20 return _possibleConstructorReturn(this, _Declaration.apply(this, arguments));
24 * Use two properties for 2009 spec
26 FlexFlow.prototype.insert = function insert(decl, prefix, prefixes) {
29 var _flexSpec = flexSpec(prefix);
32 prefix = _flexSpec[1];
35 return _Declaration.prototype.insert.call(this, decl, prefix, prefixes);
37 var values = decl.value.split(/\s+/).filter(function (i) {
38 return i !== 'wrap' && i !== 'nowrap' && 'wrap-reverse';
40 if (values.length === 0) {
44 var already = decl.parent.some(function (i) {
45 return i.prop === prefix + 'box-orient' || i.prop === prefix + 'box-direction';
51 var value = values[0];
52 var orient = value.indexOf('row') !== -1 ? 'horizontal' : 'vertical';
53 var dir = value.indexOf('reverse') !== -1 ? 'reverse' : 'normal';
55 var cloned = this.clone(decl);
56 cloned.prop = prefix + 'box-orient';
57 cloned.value = orient;
58 if (this.needCascade(decl)) {
59 cloned.raws.before = this.calcBefore(prefixes, decl, prefix);
61 decl.parent.insertBefore(decl, cloned);
63 cloned = this.clone(decl);
64 cloned.prop = prefix + 'box-direction';
66 if (this.needCascade(decl)) {
67 cloned.raws.before = this.calcBefore(prefixes, decl, prefix);
69 return decl.parent.insertBefore(decl, cloned);
76 Object.defineProperty(FlexFlow, 'names', {
79 value: ['flex-flow', 'box-direction', 'box-orient']
83 module.exports = FlexFlow;