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- 'use strict';
-
- 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); } }
-
- var values = require('../helpers/values');
-
- var _require = require('../helpers/is'),
- isFunction = _require.isFunction;
-
- module.exports = function contains(key, value) {
- if (value !== undefined) {
- if (Array.isArray(this.items)) {
- return this.items.filter(function (items) {
- return items[key] !== undefined && items[key] === value;
- }).length > 0;
- }
-
- return this.items[key] !== undefined && this.items[key] === value;
- }
-
- if (isFunction(key)) {
- return this.items.filter(function (item, index) {
- return key(item, index);
- }).length > 0;
- }
-
- if (Array.isArray(this.items)) {
- return this.items.indexOf(key) !== -1;
- }
-
- var keysAndValues = values(this.items);
- keysAndValues.push.apply(keysAndValues, _toConsumableArray(Object.keys(this.items)));
-
- return keysAndValues.indexOf(key) !== -1;
- };
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