code: function(event) {
          if (!isSimpleClick(event)) { return true; }
  
          if (this.preventDefault !== false) {
            
              var targetAttribute = get(this, 'target');
              if (!targetAttribute || targetAttribute === '_self') {
                event.preventDefault();
              }
                    }
  
          if (this.bubbles === false) { event.stopPropagation(); }
  
          if (get(this, '_isDisabled')) { return false; }
  
          if (get(this, 'loading')) {
            Ember.Logger.warn("This link-to is in an inactive loading state because at least one of its parameters presently has a null/undefined value, or the provided route name is invalid.");
            return false;
          }
  
          
            var targetAttribute2 = get(this, 'target');
            if (targetAttribute2 && targetAttribute2 !== '_self') {
              return false;
            }
          
  
          var router = get(this, 'router');
          var loadedParams = get(this, 'loadedParams');
  
          var transition = router._doTransition(loadedParams.targetRouteName, loadedParams.models, loadedParams.queryParams);
          if (get(this, 'replace')) {
            transition.method('replace');
          }
  
          // Schedule eager URL update, but after we've given the transition
          // a chance to synchronously redirect.
          // We need to always generate the URL instead of using the href because
          // the href will include any rootURL set, but the router expects a URL
          // without it! Note that we don't use the first level router because it
          // calls location.formatURL(), which also would add the rootURL!
          var args = routeArgs(loadedParams.targetRouteName, loadedParams.models, transition.state.queryParams);
          var url = router.router.generate.apply(router.router, args);
  
          run.scheduleOnce('routerTransitions', this, this._eagerUpdateUrl, transition, url);
        }
docs: Event handler that invokes the link, activating the associated route.
  
  @private
  @method _invoke
  @param {Event} event