docs: function getCodeBlockBody(range, wwe) {
    const mgr = wwe.componentManager.getManager('codeblock');
    let codeBlock;
    if (range.collapsed) {
      codeBlock = '<br>';
    } else {
      const contents = range.extractContents();
      const nodes = util.toArray(contents.childNodes);
      const tempDiv = $('<div>').append(mgr.prepareToPasteOnCodeblock(nodes));
      codeBlock = tempDiv.html();
    }
  
    return codeBlock;
  }