1 files changed, 27 insertions, 0 deletions
diff --git a/node_modules/webpack-merge/lib/unique.js b/node_modules/webpack-merge/lib/unique.js
new file mode 100644
index 000000000..4d9992908
--- /dev/null
+++ b/node_modules/webpack-merge/lib/unique.js
@@ -0,0 +1,27 @@
+'use strict';
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+
+var _differenceWith2 = require('lodash/differenceWith');
+
+var _differenceWith3 = _interopRequireDefault(_differenceWith2);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }
+
+function mergeUnique(key, uniques) {
+  var getter = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : function (a) {
+    return a;
+  };
+
+  return function (a, b, k) {
+    return k === key && [].concat(_toConsumableArray(a), _toConsumableArray((0, _differenceWith3.default)(b, a, function (item) {
+      return uniques.indexOf(getter(item)) >= 0;
+    })));
+  };
+}
+
+exports.default = mergeUnique;
+\ No newline at end of file