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LibWeb: Implement ReadableStreamBYOBRequest.respondWithNewView

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The AO behind this prototype was added in commit ed1076d9ca,
so we can now trivially expose the prototype as well.
This commit is contained in:
Timothy Flynn 2024-01-29 07:50:36 -05:00 • committed by Tim Flynn
parent 3c11a1551d
commit 5a99a6afb4
5 changed files with 103 additions and 1 deletions
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17
Userland/Libraries/LibWeb/Streams/ReadableStreamBYOBRequest.cpp
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@ -60,4 +60,21 @@ WebIDL::ExceptionOr<void> ReadableStreamBYOBRequest::respond(WebIDL::UnsignedLon
return readable_byte_stream_controller_respond(*m_controller, bytes_written);
}
// https://streams.spec.whatwg.org/#rs-byob-request-respond-with-new-view
WebIDL::ExceptionOr<void> ReadableStreamBYOBRequest::respond_with_new_view(JS::Handle<WebIDL::ArrayBufferView> const& view)
{
auto& realm = this->realm();
// 1. If this.[[controller]] is undefined, throw a TypeError exception.
if (!m_controller)
return WebIDL::SimpleException { WebIDL::SimpleExceptionType::TypeError, "Controller is undefined"_string };
// 2. If ! IsDetachedBuffer(view.[[ViewedArrayBuffer]]) is true, throw a TypeError exception.
if (view->viewed_array_buffer()->is_detached())
return WebIDL::SimpleException { WebIDL::SimpleExceptionType::TypeError, "Unable to respond with a detached ArrayBuffer"_string };
// 3. Return ? ReadableByteStreamControllerRespondWithNewView(this.[[controller]], view).
return TRY(readable_byte_stream_controller_respond_with_new_view(realm, *m_controller, *view));
}
}