message: fix(typeahead): apply existing text on focus and click with typeaheadMinLength = 0
diff: @@ -233,7 +233,7 @@ export class TypeaheadDirective implements OnInit, OnDestroy {
  onFocus(): void {
  if (this.typeaheadMinLength === 0) {
  this.typeaheadLoading.emit(true);
  - this.keyUpEventEmitter.emit('');
  + this.keyUpEventEmitter.emit(this.element.nativeElement.value || '');
  }
  }
  