| 427 | emitError(Result::Error(AsyncStreamsResultCategory, AsyncStreamsError::InvalidReadableState)); |
| 428 | } |
| 429 | break; |
| 430 | } |
| 431 | return state == State::AsyncPushing or state == State::SyncPushing; |
| 432 | } |
| 433 | |
| 434 | Result AsyncReadableStream::unshift(AsyncBufferView::ID bufferID) |
| 435 | { |
| 436 | Request request; |
| 437 | request.bufferID = bufferID; |
| 438 | if (not readQueue.pushFront(request)) |
| 439 | return Result::Error(AsyncStreamsResultCategory, AsyncStreamsError::ReadQueueFull); |
| 440 | buffers->refBuffer(bufferID); // 1. refBuffer |
| 441 | return Result(true); |
| 442 | } |
| 443 | |
| 444 | void AsyncReadableStream::reactivate(bool doReactivate) |
| 445 | { |
| 446 | switch (state) |
| 447 | { |
| 448 | case State::SyncPushing: { |
| 449 | if (doReactivate) |
| 450 | { |
| 451 | state = State::SyncReadMore; |
| 452 | } |
| 453 | else |
| 454 | { |
| 455 | state = State::CanRead; |
| 456 | } |
| 457 | } |
| 458 | break; |
| 459 | case State::AsyncPushing: { |
| 460 | if (doReactivate) |
| 461 | { |
| 462 | executeRead(); // -> State::Reading |