Method subSidebar

src/core/render/compiler.js:306–327

* Compile sub sidebar * @param {Number} level Type of heading (h tag) * @returns {String} Sub-sidebar element

(level)

   * @returns {String} Sub-sidebar element
   */
  subSidebar(level) {
    if (!level) {
      this.toc = [];
      return;
    }

    const currentPath = this.router.getCurrentPath();
    const { cacheTree, toc } = this;

    toc[0] && toc[0].ignoreAllSubs && toc.splice(0);
    toc[0] && toc[0].level === 1 && toc.shift();

    for (let i = 0; i < toc.length; i++) {
      toc[i].ignoreSubHeading && toc.splice(i, 1) && i--;
    }

    const tree = cacheTree[currentPath] || genTree(toc, level);

    cacheTree[currentPath] = tree;
    this.toc = [];
    return treeTpl(tree);
  }

  header(text, level) {
    return this.heading(text, level);