69 lines
1.8 KiB
JavaScript
69 lines
1.8 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 _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _defaults(subClass, superClass); }
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var Prefixer = require('./prefixer');
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var AtRule =
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/*#__PURE__*/
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function (_Prefixer) {
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_inheritsLoose(AtRule, _Prefixer);
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function AtRule() {
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return _Prefixer.apply(this, arguments) || this;
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}
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var _proto = AtRule.prototype;
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/**
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* Clone and add prefixes for at-rule
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*/
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_proto.add = function add(rule, prefix) {
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var prefixed = prefix + rule.name;
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var already = rule.parent.some(function (i) {
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return i.name === prefixed && i.params === rule.params;
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});
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if (already) {
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return undefined;
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}
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var cloned = this.clone(rule, {
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name: prefixed
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});
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return rule.parent.insertBefore(rule, cloned);
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}
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/**
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* Clone node with prefixes
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*/
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;
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_proto.process = function process(node) {
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var parent = this.parentPrefix(node);
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for (var _iterator = this.prefixes, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {
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var _ref;
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if (_isArray) {
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if (_i >= _iterator.length) break;
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_ref = _iterator[_i++];
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} else {
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_i = _iterator.next();
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if (_i.done) break;
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_ref = _i.value;
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}
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var prefix = _ref;
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if (!parent || parent === prefix) {
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this.add(node, prefix);
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}
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}
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};
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return AtRule;
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}(Prefixer);
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module.exports = AtRule;
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