Function toNodeHttpBody

packages/standard-server-node/src/body.ts:60–108

(
  body: StandardBody,
  headers: StandardHeaders,
  options: ToNodeHttpBodyOptions = {},
)

 * @param options
 */
export function toNodeHttpBody(
  body: StandardBody,
  headers: StandardHeaders,
  options: ToNodeHttpBodyOptions = {},
): Readable | undefined | string {
  if (body instanceof ReadableStream) {
    return Readable.fromWeb(body)
  }

  const currentContentDisposition = flattenHeader(headers['content-disposition'])

  delete headers['content-type']
  delete headers['content-disposition']

  if (body === undefined) {
    return
  }

  if (body instanceof Blob) {
    headers['content-type'] = body.type
    headers['content-length'] = body.size.toString()
    headers['content-disposition'] = currentContentDisposition ?? generateContentDisposition(body instanceof File ? body.name : 'blob')

    return Readable.fromWeb(body.stream())
  }

  if (body instanceof FormData) {
    const response = new Response(body)
    headers['content-type'] = response.headers.get('content-type')!

    return Readable.fromWeb(response.body!)
  }

  if (body instanceof URLSearchParams) {
    headers['content-type'] = 'application/x-www-form-urlencoded'

    return body.toString()
  }

  if (isAsyncIteratorObject(body)) {
    headers['content-type'] = 'text/event-stream'

    return toEventStream(body, options)
  }

  headers['content-type'] = 'application/json'

  return stringifyJSON(body)
}

function _streamToFormData(stream: Readable, contentType: string): Promise<FormData> {
  const response = new Response(stream, {