All files / src/app/shared/directives trim.directive.ts

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import { Directive, HostListener } from '@angular/core';
import { NgControl } from '@angular/forms';
 
import * as _ from 'lodash';
 
@Directive({
  selector: '[cdTrim]'
})
export class TrimDirective {
  constructor(private ngControl: NgControl) {}
 
  @HostListener('input', ['$event.target.value'])
  onInput(value) {
    this.setValue(value);
  }
 
  setValue(value: string): void {
    value = _.isString(value) ? value.trim() : value;
    this.ngControl.control.setValue(value);
  }
}