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LibJS: Replace GlobalObject with VM in ArrayBuffer AOs [Part 11/19]

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This commit is contained in:
Linus Groh 2022-08-21 17:25:31 +01:00
parent b037894287
commit 26366d5930
8 changed files with 37 additions and 32 deletions
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17
Userland/Libraries/LibJS/Runtime/ArrayBuffer.cpp
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@ -51,15 +51,18 @@ void ArrayBuffer::visit_edges(Cell::Visitor& visitor)
}
// 25.1.2.1 AllocateArrayBuffer ( constructor, byteLength ), https://tc39.es/ecma262/#sec-allocatearraybuffer
ThrowCompletionOr<ArrayBuffer*> allocate_array_buffer(GlobalObject& global_object, FunctionObject& constructor, size_t byte_length)
ThrowCompletionOr<ArrayBuffer*> allocate_array_buffer(VM& vm, FunctionObject& constructor, size_t byte_length)
{
auto& realm = *vm.current_realm();
auto& global_object = realm.global_object();
// 1. Let obj be ? OrdinaryCreateFromConstructor(constructor, "%ArrayBuffer.prototype%", « [[ArrayBufferData]], [[ArrayBufferByteLength]], [[ArrayBufferDetachKey]] »).
auto* obj = TRY(ordinary_create_from_constructor<ArrayBuffer>(global_object, constructor, &GlobalObject::array_buffer_prototype, nullptr));
// 2. Let block be ? CreateByteDataBlock(byteLength).
auto block = ByteBuffer::create_zeroed(byte_length);
if (block.is_error())
return global_object.vm().throw_completion<RangeError>(ErrorType::NotEnoughMemoryToAllocate, byte_length);
return vm.throw_completion<RangeError>(ErrorType::NotEnoughMemoryToAllocate, byte_length);
// 3. Set obj.[[ArrayBufferData]] to block.
obj->set_buffer(block.release_value());
@ -71,10 +74,8 @@ ThrowCompletionOr<ArrayBuffer*> allocate_array_buffer(GlobalObject& global_objec
}
// 25.1.2.3 DetachArrayBuffer ( arrayBuffer [ , key ] ), https://tc39.es/ecma262/#sec-detacharraybuffer
ThrowCompletionOr<void> detach_array_buffer(GlobalObject& global_object, ArrayBuffer& array_buffer, Optional<Value> key)
ThrowCompletionOr<void> detach_array_buffer(VM& vm, ArrayBuffer& array_buffer, Optional<Value> key)
{
auto& vm = global_object.vm();
// 1. Assert: IsSharedArrayBuffer(arrayBuffer) is false.
// FIXME: Check for shared buffer
@ -95,13 +96,15 @@ ThrowCompletionOr<void> detach_array_buffer(GlobalObject& global_object, ArrayBu
}
// 25.1.2.4 CloneArrayBuffer ( srcBuffer, srcByteOffset, srcLength, cloneConstructor ), https://tc39.es/ecma262/#sec-clonearraybuffer
ThrowCompletionOr<ArrayBuffer*> clone_array_buffer(GlobalObject& global_object, ArrayBuffer& source_buffer, size_t source_byte_offset, size_t source_length)
ThrowCompletionOr<ArrayBuffer*> clone_array_buffer(VM& vm, ArrayBuffer& source_buffer, size_t source_byte_offset, size_t source_length)
{
auto& realm = *vm.current_realm();
// 1. Assert: IsDetachedBuffer(srcBuffer) is false.
VERIFY(!source_buffer.is_detached());
// 2. Let targetBuffer be ? AllocateArrayBuffer(%ArrayBuffer%, srcLength).
auto* target_buffer = TRY(allocate_array_buffer(global_object, *global_object.array_buffer_constructor(), source_length));
auto* target_buffer = TRY(allocate_array_buffer(vm, *realm.global_object().array_buffer_constructor(), source_length));
// 3. Let srcBlock be srcBuffer.[[ArrayBufferData]].
auto& source_block = source_buffer.buffer();