gistfile1.txt

  handleChange(e) {
    const form = e.currentTarget
    const { formValues } = this.state
    const valid = Array.from(form.elements).every(el => {
      if (el.name) {
        formValues[el.name] = el.value
      }
      return el.validity.valid
    })

    this.setState({
      formValues,
      valid
    })
  }