Merge branch 'master' of https://github.com/nestjs/nest

Author: kamilmysliwiec

packages/core/guards/guards-consumer.ts

@@ -51,9 +51,6 @@ export class GuardsConsumer {
     if (result instanceof Observable) {
       return await result.toPromise();
     }
-    if (result instanceof Promise) {
-      return await result;
-    }
     return result;
   }
 }

packages/core/helpers/external-context-creator.ts

@@ -200,9 +200,7 @@ export class ExternalContextCreator {
   }
 
   public async transformToResult(resultOrDeffered) {
-    if (resultOrDeffered instanceof Promise) {
-      return await resultOrDeffered;
-    } else if (resultOrDeffered && isFunction(resultOrDeffered.subscribe)) {
+    if (resultOrDeffered && isFunction(resultOrDeffered.subscribe)) {
       return await resultOrDeffered.toPromise();
     }
     return resultOrDeffered;

packages/core/pipes/pipes-consumer.ts

@@ -25,10 +25,7 @@ export class PipesConsumer {
     return await transforms.reduce(async (defferedValue, fn) => {
       const val = await defferedValue;
       const result = fn(val, { metatype, type, data });
-      if (result instanceof Promise) {
-        return result;
-      }
-      return Promise.resolve(result);
+      return result;
     }, Promise.resolve(value));
   }
 }

packages/core/router/router-response-controller.ts

@@ -20,9 +20,7 @@ export class RouterResponseController {
   }
 
   public async transformToResult(resultOrDeffered) {
-    if (resultOrDeffered instanceof Promise) {
-      return await resultOrDeffered;
-    } else if (resultOrDeffered && isFunction(resultOrDeffered.subscribe)) {
+    if (resultOrDeffered && isFunction(resultOrDeffered.subscribe)) {
       return await resultOrDeffered.toPromise();
     }
     return resultOrDeffered;