cucumber-html-reporter/templates/_common/foundation/script.js

Generates Cucumber HTML reports in three different themes

window.onload = function () {
  //  Accordion hide/show
  let accordionTitles = document.getElementsByClassName('accordion-title');

  //  Convert node list to array
  Array.prototype.slice.call(accordionTitles).forEach(function (title) {
    title.onclick = function () {
      let content = nextElement(title);
      let style = window.getComputedStyle(content);
      let display = style.getPropertyValue('display');

      if (display === 'block') {
        content.style.display = 'none';
      } else {
        content.style.display = 'block';
      }

      return false;
    };
  });

  //  Update build time to since
  let buildTimeElem = document.getElementById('buildTime');
  buildTimeElem.innerHTML = 'Built ' + moment(buildTimeElem.innerHTML).fromNow();
};

/* 
 Credit to John Resig for this function 
 taken from Pro JavaScript techniques 
 */
function nextElement(elem) {
  do {
    elem = elem.nextSibling;
  } while (elem && elem.nodeType !== 1);

  return elem;
}