Function createReadableByteStream

lib/internal/webstreams/readablestream.js:1369–1375

(start, pull, cancel)

ObjectSetPrototypeOf(InternalReadableByteStream, ReadableStream);

function createReadableByteStream(start, pull, cancel) {
  const stream = new InternalReadableByteStream(start, pull, cancel);

  // For spec compliance the InternalReadableByteStream must be a ReadableStream
  stream.constructor = ReadableStream;
  return stream;
}

const isReadableStream =
  isBrandCheck('ReadableStream');