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script: implement ReadableByteStreamController (#35410)
* script: implement ReadableByteStreamController Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * implement can_copy_data_block_bytes and copy_data_block_bytes Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Remove BufferSource::Default Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * implement StartAlgorithmFulfillmentHandler, StartAlgorithmRejectionHandler, PullAlgorithmFulfillmentHandler, PullAlgorithmRejectionHandler for ReadableByteStreamController Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * implement perform_pull_into Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * fix build Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Fix clippy Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Fix build Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Remove RefCell from PullIntoDescriptor and QueueEntry Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Remove commented code Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * add perform_cancel_steps, perform_release_steps and perform_pull_steps Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * fix clippy Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * fix crown Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * unskip readable-byte-streams Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Fix CRASH Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * fix clippy Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Fix more CRASHS Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * fix more crashes Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Fix bad-buffers-and-views.any.js test Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Update test expectations Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Fix BorrowMutError crashes Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * fix view_byte_length test Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Fix non-transferable-buffers test Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Pass contexts as much as possible by reference Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Make respond_internal Fallible Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Fix crwon Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * fix process pull into descriptors using queue logic and resulting double-borrow Signed-off-by: gterzian <2792687+gterzian@users.noreply.github.com> * Fix clippy Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * FIx more crashes Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Fix timeout tests Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Fix all tests Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Remove all error! logs Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Remove #[allow(unsafe_code)] Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Fix lint Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Fix tidy Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> * Fix test expectation Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> --------- Signed-off-by: Taym Haddadi <haddadi.taym@gmail.com> Signed-off-by: gterzian <2792687+gterzian@users.noreply.github.com> Co-authored-by: gterzian <2792687+gterzian@users.noreply.github.com>
This commit is contained in:
Taym Haddadi
GitHub
parent
459aee27b6
commit
a5cf04c479
30 changed files with 3410 additions and 324 deletions
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@ -14,6 +14,7 @@ use js::rust::{HandleObject as SafeHandleObject, HandleValue as SafeHandleValue}
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use super::bindings::reflector::reflect_dom_object;
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use super::bindings::root::MutNullableDom;
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use super::readablebytestreamcontroller::ReadableByteStreamController;
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use super::types::ReadableStreamDefaultController;
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use crate::dom::bindings::cell::DomRefCell;
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use crate::dom::bindings::codegen::Bindings::ReadableStreamDefaultReaderBinding::{
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@ -410,7 +411,7 @@ impl ReadableStreamDefaultReader {
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}
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/// <https://streams.spec.whatwg.org/#readable-stream-default-reader-read>
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pub(crate) fn read(&self, read_request: &ReadRequest, can_gc: CanGc) {
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pub(crate) fn read(&self, cx: SafeJSContext, read_request: &ReadRequest, can_gc: CanGc) {
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// Let stream be reader.[[stream]].
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// Assert: stream is not undefined.
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@ -435,7 +436,7 @@ impl ReadableStreamDefaultReader {
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// Assert: stream.[[state]] is "readable".
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assert!(stream.is_readable());
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// Perform ! stream.[[controller]].[[PullSteps]](readRequest).
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stream.perform_pull_steps(read_request, can_gc);
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stream.perform_pull_steps(cx, read_request, can_gc);
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}
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}
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@ -505,6 +506,30 @@ impl ReadableStreamDefaultReader {
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can_gc,
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);
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}
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/// step 3 of <https://streams.spec.whatwg.org/#abstract-opdef-readablebytestreamcontrollerprocessreadrequestsusingqueue>
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pub(crate) fn process_read_requests(
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&self,
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cx: SafeJSContext,
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controller: DomRoot<ReadableByteStreamController>,
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can_gc: CanGc,
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) -> Fallible<()> {
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// While reader.[[readRequests]] is not empty,
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while !self.read_requests.borrow().is_empty() {
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// If controller.[[queueTotalSize]] is 0, return.
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if controller.get_queue_total_size() == 0.0 {
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return Ok(());
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}
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// Let readRequest be reader.[[readRequests]][0].
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// Remove entry from controller.[[queue]].
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let read_request = self.remove_read_request();
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// Perform ! ReadableByteStreamControllerFillReadRequestFromQueue(controller, readRequest).
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controller.fill_read_request_from_queue(cx, &read_request, can_gc)?;
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}
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Ok(())
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}
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}
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impl ReadableStreamDefaultReaderMethods<crate::DomTypeHolder> for ReadableStreamDefaultReader {
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@ -525,9 +550,9 @@ impl ReadableStreamDefaultReaderMethods<crate::DomTypeHolder> for ReadableStream
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/// <https://streams.spec.whatwg.org/#default-reader-read>
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fn Read(&self, can_gc: CanGc) -> Rc<Promise> {
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let cx = GlobalScope::get_cx();
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// If this.[[stream]] is undefined, return a promise rejected with a TypeError exception.
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if self.stream.get().is_none() {
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let cx = GlobalScope::get_cx();
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rooted!(in(*cx) let mut error = UndefinedValue());
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Error::Type("stream is undefined".to_owned()).to_jsval(
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cx,
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@ -555,7 +580,7 @@ impl ReadableStreamDefaultReaderMethods<crate::DomTypeHolder> for ReadableStream
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let read_request = ReadRequest::Read(promise.clone());
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// Perform ! ReadableStreamDefaultReaderRead(this, readRequest).
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self.read(&read_request, can_gc);
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self.read(cx, &read_request, can_gc);
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// Return promise.
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promise
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@ -579,7 +604,7 @@ impl ReadableStreamDefaultReaderMethods<crate::DomTypeHolder> for ReadableStream
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/// <https://streams.spec.whatwg.org/#generic-reader-cancel>
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fn Cancel(&self, _cx: SafeJSContext, reason: SafeHandleValue, can_gc: CanGc) -> Rc<Promise> {
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self.cancel(&self.global(), reason, can_gc)
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self.generic_cancel(&self.global(), reason, can_gc)
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}
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}
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