validation

src/app/validators/username.validator.ts

@@ -4,21 +4,18 @@ import { RegistrationService } from '../registration.service';
  
 @Injectable()
 export class UsernameValidator {
- 
+
   debouncer: any;
+
+  constructor(
+    private registrationService: RegistrationService
+    ){  }
  
-  constructor(private registrationService: RegistrationService){
- 
-  }
- 
-  checkUsername(control: FormControl): any {
- 
+  checkUsername( control: FormControl ): any{
     clearTimeout(this.debouncer);
- 
+    
     return new Promise(resolve => {
- 
       this.debouncer = setTimeout(() => {
- 
         this.registrationService.validateUserName(control.value).subscribe((res) => {
           if(res.ok){
             resolve(null);
@@ -26,10 +23,7 @@ export class UsernameValidator {
         }, (err) => {
           resolve({'usernameInUse': true});
         });
- 
       }, 1000);     
- 
     });
   }
- 
 }