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LibWeb: Implement TransformStream transfer

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This commit is contained in:
Timothy Flynn
2025-05-20 18:05:52 -04:00
committed by Tim Flynn
parent cca08ad833
commit 95fc0a8070
Notes: github-actions[bot] 2025-05-21 10:55:48 +00:00 
Author: https://github.com/trflynn89
Commit: https://github.com/LadybirdBrowser/ladybird/commit/95fc0a8070c
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/4828
Reviewed-by: https://github.com/shannonbooth ✅
6 changed files with 231 additions and 18 deletions
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8
Libraries/LibWeb/HTML/StructuredSerialize.cpp
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@@ -50,6 +50,7 @@
#include <LibWeb/HTML/MessagePort.h>
#include <LibWeb/HTML/StructuredSerialize.h>
#include <LibWeb/Streams/ReadableStream.h>
#include <LibWeb/Streams/TransformStream.h>
#include <LibWeb/Streams/WritableStream.h>
#include <LibWeb/WebIDL/DOMException.h>
#include <LibWeb/WebIDL/ExceptionOr.h>
@@ -1299,6 +1300,8 @@ static bool is_interface_exposed_on_target_realm(TransferType name, JS::Realm& r
return intrinsics.is_exposed("ReadableStream"sv);
case TransferType::WritableStream:
return intrinsics.is_exposed("WritableStream"sv);
case TransferType::TransformStream:
return intrinsics.is_exposed("TransformStream"sv);
case TransferType::Unknown:
dbgln("Unknown interface type for transfer: {}", to_underlying(name));
break;
@@ -1326,6 +1329,11 @@ static WebIDL::ExceptionOr<GC::Ref<Bindings::PlatformObject>> create_transferred
TRY(writable_stream->transfer_receiving_steps(transfer_data_holder));
return writable_stream;
}
case TransferType::TransformStream: {
auto transform_stream = target_realm.create<Streams::TransformStream>(target_realm);
TRY(transform_stream->transfer_receiving_steps(transfer_data_holder));
return transform_stream;
}
case TransferType::ArrayBuffer:
case TransferType::ResizableArrayBuffer:
dbgln("ArrayBuffer ({}) is not a platform object.", to_underlying(name));