function renderNavTree()

in scripts/docsite.ts [129:149]

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

function renderNavTree(): void {
  let navRootUl: HTMLElement = document.getElementById('nav-root-ul');
  if (!navRootUl) {
    // The "nav-root-ul" element doesn't exist, so use Jekyll navigation instead
    return;
  }

  console.log('Loading navigation');
  fetch('/assets/nav_api.json')
    .then(function(response) {
      return response.json();
    })
    .then(function(jsonNodes: IJsonNode[]) {
      const currentPageUrl: string = getUrlForComparison(document.location.pathname);

      renderNavNodes(rootNodes, jsonNodes, navRootUl, undefined, currentPageUrl);
    })
    .catch(function(e) {
      console.log('ERROR: Failed to fetch navigation: '+ e.toString());
    });
}