static getValidatorErrorMessage(control:AbstractControl):Array<string> {
     let errors:Array<string> = [];
     if(control.hasError('required')) {
         errors.push('This field is required');
     }
     if(control.hasError('invalidEmailAddress')) {
         errors.push('Invalid email address');
     }
     if(control.hasError('invalidNumber')) {
         errors.push('Must be a number');
     }
     if(control.hasError('minlength')) {
         let error:{requiredLength:number,actualLength:number} = control.getError('minlength');
         errors.push('At least '+error.requiredLength+' characters minimum, actual: '+error.actualLength);
     }
     if(control.hasError('pattern')) {
         let error:{regex:string} = control.getError('pattern');
         errors.push('Invalid pattern, must match: '+error.regex);
     }
     return errors;
 }

 addTodo(form){
     const { todoDescription } = form;
     this.todoService.createTodo({
         description: todoDescription,
         complete: false
     });
     this.todoDescription.updateValue('');
 }

    constructor(public http: Http, public fb: FormBuilder){

        this.myForm =  fb.group({
            'sku': ['ABC123', Validators.required],
            'sku1': ['ABC1234', Validators.required]
        });
        
        console.log(this.myForm.value)
        this.sku = this.myForm.controls['sku'];
        this.sku.updateValueAndValidity("");
    } 

    onSubmit(event, form: any): void {
        console.log('you submitted value:', form);
/*
        this.myForm =  this.fb.group({
            'sku': ['', Validators.required],
            'sku1': ['', Validators.required]
        });
        
        
        */
        
        this.fb.control({
            'sku' : ""
        })
        
        
        this.sku = this.myForm.controls['sku'];
        this.sku.updateValueAndValidity("");
        this.sku.updateValueAndValidity("123");
        
        console.log(this.myForm.controls.sku.value);
        this.myForm.controls.sku.value = "Test";
		
    }

  public newClicker(formValue: Object): boolean {

    // need to mark the clickerName control as touched so validation
    // will apply after the user has tried to add a clicker
    this.clickerNameInput.markAsTouched();

    if (!this.clickerNameInput.valid) {
      return false;
    }

    this.clickerService.newClicker(formValue['clickerNameInput']);

    // reset the value of the contorl and all validation / state
    this.clickerNameInput = Utils.resetControl(this.clickerNameInput);

    return true;
  }

    public newTask(formValue: Object): boolean {
        // need to mark the taskNameInput control as touched so validation
        // will apply after the user has tried to add a task
        this.taskNameInput.markAsTouched();

        if (!this.taskNameInput.valid) {
            return false;
        }

        // pass new task to the task service
        this.taskService.newTask(formValue['taskNameInput']);

        // reset the value of the contorl and all validation / state
        this.taskNameInput = Utils.resetControl(this.taskNameInput);

        return true;
    }