text: 'use strict';
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  
  var _lodash = require('lodash');
  
  var _ui_nav_link = require('./ui_nav_link');
  
  var _ui_nav_link2 = _interopRequireDefault(_ui_nav_link);
  
  var _collection = require('../utils/collection');
  
  var _collection2 = _interopRequireDefault(_collection);
  
  function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
  
  const inOrderCache = Symbol('inOrder');
  
  class UiNavLinkCollection extends _collection2.default {
  
    constructor(uiExports) {
      super();
      this.uiExports = uiExports;
    }
  
    new(spec) {
      const link = new _ui_nav_link2.default(this.uiExports, spec);
      this[inOrderCache] = null;
      this.add(link);
      return link;
    }
  
    get inOrder() {
      if (!this[inOrderCache]) {
        this[inOrderCache] = (0, _lodash.sortBy)([...this], 'order');
      }
  
      return this[inOrderCache];
    }
  
    delete(value) {
      this[inOrderCache] = null;
      return super.delete(value);
    }
  
  }
  exports.default = UiNavLinkCollection;
  module.exports = exports['default'];
  