ui

app/code/node_modules/collect.js/dist/methods/duplicates.js

@@ -0,0 +1,42 @@
+'use strict';
+
+var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
+
+module.exports = function duplicates() {
+  var _this = this;
+
+  var occuredValues = [];
+  var duplicateValues = {};
+
+  var stringifiedValue = function stringifiedValue(value) {
+    if (Array.isArray(value) || (typeof value === 'undefined' ? 'undefined' : _typeof(value)) === 'object') {
+      return JSON.stringify(value);
+    }
+
+    return value;
+  };
+
+  if (Array.isArray(this.items)) {
+    this.items.forEach(function (value, index) {
+      var valueAsString = stringifiedValue(value);
+
+      if (occuredValues.indexOf(valueAsString) === -1) {
+        occuredValues.push(valueAsString);
+      } else {
+        duplicateValues[index] = value;
+      }
+    });
+  } else if (_typeof(this.items) === 'object') {
+    Object.keys(this.items).forEach(function (key) {
+      var valueAsString = stringifiedValue(_this.items[key]);
+
+      if (occuredValues.indexOf(valueAsString) === -1) {
+        occuredValues.push(valueAsString);
+      } else {
+        duplicateValues[key] = _this.items[key];
+      }
+    });
+  }
+
+  return new this.constructor(duplicateValues);
+};