message: Add missing `errors` var
diff: @@ -2,7 +2,7 @@ export default `import React from "react";
  import useForm from "react-hook-form";
  export default function App() {
  - const { register, handleSubmit } = useForm();
  + const { register, handleSubmit, errors } = useForm();
  const onSubmit = data => console.log(data);
  return (
  