Promise with async/await structure

gistfile1.txt

/* thanks to @mathias for this. https://twitter.com/mathias/status/922460187671216129 */

const fetchAndDisplay = async function(url, element) {

  showLoadingSpinner();
  
  try {
    const response = await fetch(url);
    const text = await response.text();
    element.textContent = text;
  }
  catch(error) {
    element.textContent = error.message;
  }
  finally {
    hideLoadingSpinner();
  }

};