HttpServerRespondable

declare function toResponse(self: Respondable): Effect<HttpServerResponse>;

declare function toResponseOrElse(
  u: unknown,
  orElse: HttpServerResponse,
): Effect<HttpServerResponse>;

declare function toResponseOrElseDefect(
  u: unknown,
  orElse: HttpServerResponse,
): Effect<HttpServerResponse>;

declare function isRespondable(u: unknown): u is Respondable;

interface Respondable {
  readonly [symbol]: () => Effect<HttpServerResponse, unknown>;
}

declare const symbol: unique symbol;