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Viewing / Editing File: contains.js

'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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