Merge pull request nestjs#291 from Caballerog/patch-1

fix(microservices-example): Remove unused imports

Author: kamilmysliwiec

examples/03-microservices/src/modules/common/pipes/validation.pipe.ts

@@ -1,7 +1,6 @@
-import { PipeTransform, Pipe, ArgumentMetadata, HttpStatus } from '@nestjs/common';
+import { PipeTransform, Pipe, ArgumentMetadata } from '@nestjs/common';
 import { validate } from 'class-validator';
 import { plainToClass } from 'class-transformer';
-import { WsException } from '@nestjs/websockets';
 import { RpcException } from '@nestjs/microservices';
 
 @Pipe()
@@ -23,4 +22,4 @@ export class ValidationPipe implements PipeTransform<any> {
       const types = [String, Boolean, Number, Array, Object];
       return !types.find((type) => metatype === type);
     }
-}
+}