@atlaskit/renderer/dist/es2019/text/nodes/mediaGroup.js

Renderer component

const mediaGroup = node => {
  // count children which are media files
  // ignore card links
  let childMediaFilesCount = 0;
  node.content.forEach(childNode => {
    if (childNode.attrs.type === 'file') {
      childMediaFilesCount += 1;
    }
  });
  if (childMediaFilesCount) {
    const postfix = childMediaFilesCount > 1 ? 'Files' : 'File';
    return `📎 ${childMediaFilesCount} ${postfix}`;
  }
  return '';
};
export default mediaGroup;