Function buildLinkMaybe

tools/experiments/experiments.js:216–227

* If link is available, builds the anchor. Otherwise, it'd return a basic span. * @param {string} text * @param {?string} link * @return {!Element}

(text, link)

 * @return {!Element}
 */
function buildLinkMaybe(text, link) {
  let element;
  if (link) {
    element = document.createElement('a');
    element.setAttribute('href', link);
    element.setAttribute('target', '_blank');
  } else {
    element = document.createElement('span');
  }
  element.textContent = text;
  return element;
}

/**
 * Updates states of all experiments in the table.