feature(core) add HttpServer typings

Author: kamilmysliwiec

packages/core/router/router-explorer.ts

@@ -53,16 +53,16 @@ export class RouterExplorer {
     );
   }
 
-  public explore(
+  public explore<T extends HttpServer = any>(
     instance: Controller,
     metatype: Type<Controller>,
     module: string,
-    appInstance: any,
+    applicationRef: T,
     basePath: string,
   ) {
     const routerPaths = this.scanForPaths(instance);
     this.applyPathsToRouterProxy(
-      appInstance,
+      applicationRef,
       routerPaths,
       instance,
       module,

packages/core/router/routes-resolver.ts

@@ -36,25 +36,22 @@ export class RoutesResolver implements Resolver {
     );
   }
 
-  public resolve<TApplication extends HttpServer>(
-    appInstance: TApplication,
-    basePath: string,
-  ) {
+  public resolve<T extends HttpServer>(applicationRef: T, basePath: string) {
     const modules = this.container.getModules();
     modules.forEach(({ controllers, metatype }, moduleName) => {
       let path = metatype
         ? Reflect.getMetadata(MODULE_PATH, metatype)
         : undefined;
       path = path ? path + basePath : basePath;
-      this.registerRouters(controllers, moduleName, path, appInstance);
+      this.registerRouters(controllers, moduleName, path, applicationRef);
     });
   }
 
   public registerRouters(
     routes: Map<string, InstanceWrapper<Controller>>,
     moduleName: string,
     basePath: string,
-    appInstance: HttpServer,
+    applicationRef: HttpServer,
   ) {
     routes.forEach(({ instance, metatype }) => {
       const path = this.routerBuilder.extractRouterPath(metatype, basePath);
@@ -65,7 +62,7 @@ export class RoutesResolver implements Resolver {
         instance,
         metatype,
         moduleName,
-        appInstance,
+        applicationRef,
         path,
       );
     });