src/language-handlebars/printer-glimmer.js/printInverse
function printInverse(path, print) {
  const node = path.getValue();

  const inverse = path.call(print, "inverse");
  const parts = concat([hardline, inverse]);

  if (blockStatementHasElseIf(node)) {
    return parts;
  }

  if (blockStatementHasElse(node)) {
    return concat([printElseBlock(node), indent(parts)]);
  }

  return "";
}