expandClosestUnexpandedParentList: function()

in js/side-menus.js [126:147]

• 18 lines of code
• 6 McCabe index (conditional complexity)

  expandClosestUnexpandedParentList: function (el) {
    var closestParentList = utilities.closest(el, "ul");

    if (closestParentList) {
      var closestParentLink = closestParentList.previousElementSibling;
      var closestParentLinkExists = closestParentLink &&
                                    closestParentLink.tagName === "A" &&
                                    closestParentLink.classList.contains("reference");

      if (closestParentLinkExists) {
        // Don't add expansion class to any title links
         if (closestParentLink.classList.contains("title-link")) {
           return;
         }

        closestParentList.style.display = "block";
        closestParentLink.classList.remove("not-expanded");
        closestParentLink.classList.add("expanded");
        sideMenus.expandClosestUnexpandedParentList(closestParentLink);
      }
    }
  },