Force Field Validation Errors in Form.io

force.js

var forceFieldError = function(key, error) {
  var formioFormScope = angular.element('[name="formioForm"]').scope();
  var formioScope = formioFormScope.$parent;
  var formioForm = formioFormScope.formioForm;
  var component = FormioUtils.getComponent(formioScope.form.components, key);
  component.customError = error;
  formioForm.$pristine = false;
  formioForm.$valid = false;
  formioForm[key].$setValidity('custom', false);
  formioForm[key].$pristine = false;
  formioScope.$apply();
};

var resetFieldError = function(key) {
  var formioFormScope = angular.element('[name="formioForm"]').scope();
  var formioScope = formioFormScope.$parent;
  var formioForm = formioFormScope.formioForm;
  formioForm[key].$setValidity('custom', true);
  formioScope.$apply();
};

setTimeout(function() {
  forceFieldError('firstName', 'This name is bad!!!');
  setTimeout(function() {
    resetFieldError('firstName');
  }, 2000);
}, 1000);