Chore: ng lint using the recommended @angular-eslint style

bookie/src/app/users/user.service.ts

@@ -20,35 +20,27 @@ export class UserService {
 
   get(id: string | null): Observable<User> {
     const getUrl: string = id === null ? `${url}` : `${url}/${id}`;
-    return <Observable<User>>(
-      this.http
-        .get<User>(getUrl)
-        .pipe(catchError(this.log.handleError(serviceName, `get id=${id}`)))
-    );
+    return this.http
+      .get<User>(getUrl)
+      .pipe(catchError(this.log.handleError(serviceName, `get id=${id}`))) as Observable<User>;
   }
 
   list(): Observable<User[]> {
-    return <Observable<User[]>>(
-      this.http
-        .get<User[]>(`${url}/list`)
-        .pipe(catchError(this.log.handleError(serviceName, 'list')))
-    );
+    return this.http
+      .get<User[]>(`${url}/list`)
+      .pipe(catchError(this.log.handleError(serviceName, 'list'))) as Observable<User[]>;
   }
 
   save(user: User): Observable<User> {
-    return <Observable<User>>(
-      this.http
-        .post<User>(`${url}`, user, httpOptions)
-        .pipe(catchError(this.log.handleError(serviceName, 'save')))
-    );
+    return this.http
+      .post<User>(`${url}`, user, httpOptions)
+      .pipe(catchError(this.log.handleError(serviceName, 'save'))) as Observable<User>;
   }
 
   update(user: User): Observable<User> {
-    return <Observable<User>>(
-      this.http
-        .put<User>(`${url}/${user.id}`, user, httpOptions)
-        .pipe(catchError(this.log.handleError(serviceName, 'update')))
-    );
+    return this.http
+      .put<User>(`${url}/${user.id}`, user, httpOptions)
+      .pipe(catchError(this.log.handleError(serviceName, 'update'))) as Observable<User>;
   }
 
   saveOrUpdate(user: User): Observable<User> {
@@ -59,10 +51,8 @@ export class UserService {
   }
 
   delete(id: string): Observable<User> {
-    return <Observable<User>>(
-      this.http
-        .delete<User>(`${url}/${id}`, httpOptions)
-        .pipe(catchError(this.log.handleError(serviceName, 'delete')))
-    );
+    return this.http
+      .delete<User>(`${url}/${id}`, httpOptions)
+      .pipe(catchError(this.log.handleError(serviceName, 'delete'))) as Observable<User>;
   }
 }