/**
 * If the provided className is a string, it will be returned as is.
 * Otherwise, the function will call the className function with the state as the first argument.
 */
export function resolveClassName<State>(
  className: string | ((state: State) => string | undefined) | undefined,
  state: State,
) {
  return typeof className === 'function' ? className(state) : className;
}