// @ts-nocheck
// @see https://github.com/javan/form-request-submit-polyfill
export function formRequestSubmit(prototype) {
  if (typeof prototype.requestSubmit == 'function') {
    return;
  }

  prototype.requestSubmit = function (submitter) {
    if (submitter) {
      validateSubmitter(submitter, this);
      submitter.click();
    } else {
      submitter = document.createElement('input');
      submitter.type = 'submit';
      submitter.hidden = true;
      this.appendChild(submitter);
      submitter.click();
      this.removeChild(submitter);
    }
  };

  function validateSubmitter(submitter, form) {
    submitter instanceof HTMLElement || raise(TypeError, 'parameter 1 is not of type \'HTMLElement\'');
    submitter.type == 'submit' || raise(TypeError, 'The specified element is not a submit button');
    submitter.form == form || raise(DOMException, 'The specified element is not owned by this form element', 'NotFoundError');
  }

  function raise(errorConstructor, message, name) {
    throw new errorConstructor('Failed to execute \'requestSubmit\' on \'HTMLFormElement\': ' + message + '.', name);
  }
}