function checkStrong(state) {
  const marker = state.options.strong || "*";
  if (marker !== "*" && marker !== "_") {
    throw new Error(
      "Cannot serialize strong with `" + marker + "` for `options.strong`, expected `*`, or `_`"
    );
  }
  return marker;
}
export {
  checkStrong
};
//# sourceMappingURL=check-strong.js.map
