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LibWeb: Implement ReadableStreamBYOBReader constructor

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Shannon Booth 2023-08-27 12:55:25 +12:00 • committed by Andrew Kaster
parent 2418a033d4
commit c279d514e9
3 changed files with 20 additions and 2 deletions
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14
Userland/Libraries/LibWeb/Streams/ReadableStreamBYOBReader.cpp
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@ -1,12 +1,15 @@
/* /*
* Copyright (c) 2023, Matthew Olsson <mattco@serenityos.org> * Copyright (c) 2023, Matthew Olsson <mattco@serenityos.org>
* Copyright (c) 2023, Shannon Booth <shannon@serenityos.org>
* *
* SPDX-License-Identifier: BSD-2-Clause * SPDX-License-Identifier: BSD-2-Clause
*/ */
#include <LibJS/Runtime/PromiseCapability.h> #include <LibJS/Runtime/PromiseCapability.h>
#include <LibWeb/Streams/AbstractOperations.h>
#include <LibWeb/Streams/ReadableStream.h> #include <LibWeb/Streams/ReadableStream.h>
#include <LibWeb/Streams/ReadableStreamBYOBReader.h> #include <LibWeb/Streams/ReadableStreamBYOBReader.h>
#include <LibWeb/WebIDL/ExceptionOr.h>
namespace Web::Streams { namespace Web::Streams {
@ -16,6 +19,17 @@ ReadableStreamBYOBReader::ReadableStreamBYOBReader(JS::Realm& realm)
{ {
} }
// https://streams.spec.whatwg.org/#byob-reader-constructor
WebIDL::ExceptionOr<JS::NonnullGCPtr<ReadableStreamBYOBReader>> ReadableStreamBYOBReader::construct_impl(JS::Realm& realm, JS::NonnullGCPtr<ReadableStream> stream)
{
auto reader = realm.heap().allocate<ReadableStreamBYOBReader>(realm, realm);
// 1. Perform ? SetUpReadableStreamBYOBReader(this, stream).
TRY(set_up_readable_stream_byob_reader(reader, *stream));
return reader;
}
void ReadableStreamBYOBReader::visit_edges(Cell::Visitor& visitor) void ReadableStreamBYOBReader::visit_edges(Cell::Visitor& visitor)
{ {
Base::visit_edges(visitor); Base::visit_edges(visitor);

2
Userland/Libraries/LibWeb/Streams/ReadableStreamBYOBReader.h
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@ -37,6 +37,8 @@ class ReadableStreamBYOBReader final
WEB_PLATFORM_OBJECT(ReadableStreamBYOBReader, Bindings::PlatformObject); WEB_PLATFORM_OBJECT(ReadableStreamBYOBReader, Bindings::PlatformObject);
public: public:
static WebIDL::ExceptionOr<JS::NonnullGCPtr<ReadableStreamBYOBReader>> construct_impl(JS::Realm&, JS::NonnullGCPtr<ReadableStream>);
virtual ~ReadableStreamBYOBReader() override = default; virtual ~ReadableStreamBYOBReader() override = default;
Vector<NonnullRefPtr<ReadIntoRequest>>& read_into_requests() { return m_read_into_requests; } Vector<NonnullRefPtr<ReadIntoRequest>>& read_into_requests() { return m_read_into_requests; }

6
Userland/Libraries/LibWeb/Streams/ReadableStreamBYOBReader.idl
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@ -1,10 +1,12 @@
#import <Streams/ReadableStream.idl>
#import <Streams/ReadableStreamGenericReader.idl> #import <Streams/ReadableStreamGenericReader.idl>
// https://streams.spec.whatwg.org/#readablestreambyobreader
[Exposed=*] [Exposed=*]
interface ReadableStreamBYOBReader { interface ReadableStreamBYOBReader {
// FIXME: Implement constructor(ReadableStream stream);
// constructor(ReadableStream stream);
// FIXME: Implement
// Promise<ReadableStreamReadResult> read(ArrayBufferView view); // Promise<ReadableStreamReadResult> read(ArrayBufferView view);
// undefined releaseLock(); // undefined releaseLock();
}; };