import { Pipe, PipeTransform } from '@angular/core'; @Pipe({ name: 'formtype' }) export class FormtypePipe implements PipeTransform { transform(value: any, args?: any): any { if(value === 'text' || value === 'tel' || value === 'number'){ return 'textfield'; } else if(value === 'submit' || value === 'button' || value === 'reset'){ return 'button'; } return value; } }