src/language-js/print/jsx.js/printJsxOpeningClosingFragment
function printJsxOpeningClosingFragment(path, options /*, print*/) {
  const node = path.getValue();
  const nodeHasComment = hasComment(node);
  const hasOwnLineComment = hasComment(node, CommentCheckFlags.Line);
  const isOpeningFragment = node.type === "JSXOpeningFragment";
  return [
    isOpeningFragment ? "<" : "</",
    indent([
      hasOwnLineComment
        ? hardline
        : nodeHasComment && !isOpeningFragment
        ? " "
        : "",
      printDanglingComments(path, options, true),
    ]),
    hasOwnLineComment ? hardline : "",
    ">",
  ];
}