each(formatList, function (format) {
      // Check collapsed state if it exists
      if ('collapsed' in format && format.collapsed !== isCollapsed) {
        return;
      }

      if (dom.is(node, format.selector) && !isCaretNode(node)) {
        setElementFormat(node, format);
        found = true;
        return false;
      }
    });

 (parent) => {
   // We used to skip these, but given that they might be representing empty paragraphs, it probably
   // makes sense to treat them just like text nodes
   if (nodeName === 'br' || isZeroWidth(elem)) {
     return ChildContext.Valid;
   } else if (isAnnotation(elem)) {
     return ChildContext.Existing;
   } else if (isCaretNode(elem)) {
     return ChildContext.Caret;
   } else if (!FormatUtils.isValid(editor, wrapName, nodeName) || !FormatUtils.isValid(editor, Node.name(parent), wrapName)) {
     return ChildContext.InvalidChild;
   } else {
     return ChildContext.Valid;
   }
 }

  const createNewBlock = function (name?) {
    let node = container, block, clonedNode, caretNode;
    const textInlineElements = schema.getTextInlineElements();

    if (name || parentBlockName === 'TABLE' || parentBlockName === 'HR') {
      block = dom.create(name || newBlockName);
      setForcedBlockAttrs(editor, block);
    } else {
      block = parentBlock.cloneNode(false);
    }

    caretNode = block;

    if (Settings.shouldKeepStyles(editor) === false) {
      dom.setAttrib(block, 'style', null); // wipe out any styles that came over with the block
      dom.setAttrib(block, 'class', null);
    } else {
      // Clone any parent styles
      do {
        if (textInlineElements[node.nodeName]) {
          if (isCaretNode(node)) {
            continue;
          }

          clonedNode = node.cloneNode(false);
          dom.setAttrib(clonedNode, 'id', ''); // Remove ID since it needs to be document unique

          if (block.hasChildNodes()) {
            clonedNode.appendChild(block.firstChild);
            block.appendChild(clonedNode);
          } else {
            caretNode = clonedNode;
            block.appendChild(clonedNode);
          }
        }
      } while ((node = node.parentNode) && node !== editableRoot);
    }

    emptyBlock(caretNode);

    return block;
  };

const isElementNode = function (node: Node) {
  return node && node.nodeType === 1 && !Bookmarks.isBookmarkNode(node) && !isCaretNode(node) && !NodeType.isBogus(node);
};