JSFiddle - React, Tailwind, and code Playground

HTML

<div ng-app="app">
    <form>
        <input  focus type="text"   /> 
        <input  focus type="text"   /> 
        <input focus type="text"   />
    </form>
</div>

JavaScript

var app = angular.module('app', []);
app.directive('focus', function() {
  return {
    restrict: 'A',
    link: function($scope,elem,attrs) {

      elem.bind('keydown', function(e) {
          elem.next().focus();
        }
      });
    }
  }
})