docs(@nestjs) update examples

Author: kamilmysliwiec

examples/01-cats-app/src/modules/common/pipes/parse-int.pipe.ts

@@ -3,11 +3,11 @@ import { PipeTransform, Pipe, ArgumentMetadata, HttpStatus } from '@nestjs/commo
 
 @Pipe()
 export class ParseIntPipe implements PipeTransform<string> {
-    async transform(value: string, metadata: ArgumentMetadata) {
-      const val = parseInt(value, 10);
-      if (isNaN(val)) {
-          throw new HttpException('Validation failed', HttpStatus.BAD_REQUEST);
-      }
-      return val;
+  async transform(value: string, metadata: ArgumentMetadata) {
+    const val = parseInt(value, 10);
+    if (isNaN(val)) {
+      throw new HttpException('Validation failed', HttpStatus.BAD_REQUEST);
     }
+    return val;
+  }
 }

examples/05-sql-typeorm/src/modules/photo/photo.service.ts

@@ -6,4 +6,8 @@ import { Photo } from './photo.entity';
 export class PhotoService {
   constructor(
     @Inject('PhotoRepositoryToken') private readonly photoRepository: Repository<Photo>) {}
+
+  async findAll(): Promise<Photo[]> {
+    return await this.photoRepository.find();
+  }
 }