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build/node_modules/postcss-merge-longhand/dist/lib/mergeRules.js

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+'use strict';
+
+exports.__esModule = true;
+exports.default = mergeRules;
+
+var _hasAllProps = require('./hasAllProps');
+
+var _hasAllProps2 = _interopRequireDefault(_hasAllProps);
+
+var _getDecls = require('./getDecls');
+
+var _getDecls2 = _interopRequireDefault(_getDecls);
+
+var _getRules = require('./getRules');
+
+var _getRules2 = _interopRequireDefault(_getRules);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function mergeRules(rule, properties, callback) {
+    var decls = (0, _getDecls2.default)(rule, properties);
+
+    var _loop = function _loop() {
+        var last = decls[decls.length - 1];
+        var props = decls.filter(function (node) {
+            return node.important === last.important;
+        });
+        var rules = (0, _getRules2.default)(props, properties);
+
+        if (_hasAllProps2.default.apply(undefined, [rules].concat(properties))) {
+            if (callback(rules, last, props)) {
+                decls = decls.filter(function (node) {
+                    return !~rules.indexOf(node);
+                });
+            }
+        }
+        decls = decls.filter(function (node) {
+            return node !== last;
+        });
+    };
+
+    while (decls.length) {
+        _loop();
+    }
+}
+module.exports = exports['default'];