Function makeResponse

packages/platform/bun/src/BunHttpServer.ts:186–246

(
  request: ServerRequest.HttpServerRequest,
  response: ServerResponse.HttpServerResponse,
  context: Context.Context<never>,
  scope: Scope.Scope
)

)

const makeResponse = (
  request: ServerRequest.HttpServerRequest,
  response: ServerResponse.HttpServerResponse,
  context: Context.Context<never>,
  scope: Scope.Scope
): Response => {
  const fields: {
    headers: globalThis.Headers
    status?: number
    statusText?: string
  } = {
    headers: new globalThis.Headers(response.headers),
    status: response.status
  }

  if (!Cookies.isEmpty(response.cookies)) {
    for (const header of Cookies.toSetCookieHeaders(response.cookies)) {
      fields.headers.append("set-cookie", header)
    }
  }

  if (response.statusText !== undefined) {
    fields.statusText = response.statusText
  }

  if (request.method === "HEAD") {
    return new Response(undefined, fields)
  }
  response = HttpEffect.scopeTransferToStream(response)
  const body = response.body
  switch (body._tag) {
    case "Empty": {
      return new Response(undefined, fields)
    }
    case "Uint8Array":
    case "Raw": {
      if (body.body instanceof Response) {
        for (const [key, value] of fields.headers.entries()) {
          body.body.headers.set(key, value)
        }
        return body.body
      }
      return new Response(body.body as any, fields)
    }
    case "FormData": {
      return new Response(body.formData as any, fields)
    }
    case "Stream": {
      return new Response(
        Stream.toReadableStreamWith(
          Stream.unwrap(Effect.withFiber((fiber) => {
            Fiber.runIn(fiber, scope)
            return Effect.succeed(body.stream)
          })),
          context
        ),
        fields
      )