danevans

import Ember from 'ember';

export default Ember.TextField.extend({
  keyDown() {
    this.set('priorValue', this.$().val());
  },
 	input() {
    Ember.run.next(() => {
      if (!this.$().val().match(/^\d+$/)) {
		    this.set('value', this.get('priorValue'));

danevans

import Controller from '@ember/controller';
import { action, computed } from '@ember/object';
import { tracked } from '@glimmer/tracking';
import { A } from '@ember/array';

const PREFILL_DATA = [{name: 'bill'}, {name: 'aubrey'}, {name: 'danston'}];

export default class ApplicationController extends Controller {
  appName = 'Ember Twiddle';