feat: add RouterOutlet

modules/@angular/router/src/directives/router_outlet.ts

@@ -0,0 +1,30 @@
+import {Directive, ViewContainerRef, Attribute, ComponentRef, ComponentFactory, ResolvedReflectiveProvider, ReflectiveInjector} from '@angular/core';
+import {RouterOutletMap} from '../router_outlet_map';
+import {PRIMARY_OUTLET} from '../router_state';
+
+@Directive({selector: 'router-outlet'})
+export class RouterOutlet {
+  private activated:ComponentRef<any>|null;
+  public outletMap:RouterOutletMap;
+
+  constructor(parentOutletMap:RouterOutletMap, private location:ViewContainerRef,
+              @Attribute('name') name:string) {
+    parentOutletMap.registerOutlet(name ? name : PRIMARY_OUTLET, this);
+  }
+
+  get isActivated(): boolean { return !!this.activated; }
+  
+  deactivate(): void {
+    if (this.activated) {
+      this.activated.destroy();
+      this.activated = null;
+    }
+  }
+
+  activate(factory: ComponentFactory<any>, providers: ResolvedReflectiveProvider[],
+           outletMap: RouterOutletMap): void {
+    this.outletMap = outletMap;
+    let inj = ReflectiveInjector.fromResolvedProviders(providers, this.location.parentInjector);
+    this.activated = this.location.createComponent(factory, this.location.length, inj, []);
+  }
+}