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LibWeb/IDL/Codegen: Handle BufferSource in union types

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stelar7 2023-12-19 23:15:32 +01:00 • committed by Andrew Kaster
parent 423e77d5c3
commit be8489fb04
1 changed files with 11 additions and 0 deletions
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11
Meta/Lagom/Tools/CodeGenerators/LibWeb/BindingsGenerator/IDLGenerators.cpp
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@ -1205,6 +1205,17 @@ static void generate_to_cpp(SourceGenerator& generator, ParameterType& parameter
)~~~");
}
// Note: This covers steps 6-8 for when Buffersource is in a union with a type other than "object".
// Since in that case, the return type would be Handle<BufferSource>, and not Handle<Object>.
if (any_of(types, [](auto const& type) { return type->name() == "BufferSource"; }) && !includes_object) {
union_generator.append(R"~~~(
if (is<JS::ArrayBuffer>(@js_name@@js_suffix@_object) || is<JS::DataView>(@js_name@@js_suffix@_object) || is<JS::TypedArrayBase>(@js_name@@js_suffix@_object)) {
JS::NonnullGCPtr<WebIDL::BufferSource> source_object = vm.heap().allocate<WebIDL::BufferSource>(realm, @js_name@@js_suffix@_object);
return JS::make_handle(source_object);
}
)~~~");
}
// 6. If Type(V) is Object and V has an [[ArrayBufferData]] internal slot, then
// 1. If types includes ArrayBuffer, then return the result of converting V to ArrayBuffer.
// 2. If types includes object, then return the IDL value that is a reference to the object V.