Method from

http/unstable_formdata_decoder_stream.ts:295–304

* Creates a code ReadableStream from a code Request or * code Response. * * @param request The code Request or code Response to decode. * @returns A code ReadableStream containing the decoded form data * entries. * * @example Usage *

(request: Request | Response)

   * ```
   */
  static from(request: Request | Response): ReadableStream<FormDataEntry> {
    const contentType = request.headers.get("Content-Type");
    if (contentType == undefined) {
      throw new TypeError("Content-Type header is missing");
    }
    if (request.body == undefined) {
      throw new TypeError("Request body is missing");
    }
    return new FormDataDecoderStream(contentType, request.body).readable;
  }

  /**
   * The ReadableStream containing the decoded form data entries.