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LibJS: Make AsyncFunctionStart and AsyncBlockStart templates

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This will allow implementing a version of these functions that accepts a
JS::SafeFunction, which is needed for the implementation of
Array.fromAsync.
This commit is contained in:
Shannon Booth 2023-07-16 17:54:26 +12:00 • committed by Linus Groh
parent 7b5362fea6
commit 930dd2948f
Notes: sideshowbarker 2024-07-17 06:46:15 +09:00
3 changed files with 13 additions and 5 deletions
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9
Userland/Libraries/LibJS/Runtime/ECMAScriptFunctionObject.cpp
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@ -754,7 +754,8 @@ void ECMAScriptFunctionObject::ordinary_call_bind_this(ExecutionContext& callee_
}
// 27.7.5.1 AsyncFunctionStart ( promiseCapability, asyncFunctionBody ), https://tc39.es/ecma262/#sec-async-functions-abstract-operations-async-function-start
void async_function_start(VM& vm, PromiseCapability const& promise_capability, NonnullRefPtr<Statement const> const& async_function_body)
template<typename T>
void async_function_start(VM& vm, PromiseCapability const& promise_capability, T const& async_function_body)
{
// 1. Let runningContext be the running execution context.
auto& running_context = vm.running_execution_context();
@ -771,7 +772,8 @@ void async_function_start(VM& vm, PromiseCapability const& promise_capability, N
}
// 27.7.5.2 AsyncBlockStart ( promiseCapability, asyncBody, asyncContext ), https://tc39.es/ecma262/#sec-asyncblockstart
void async_block_start(VM& vm, NonnullRefPtr<Statement const> const& async_body, PromiseCapability const& promise_capability, ExecutionContext& async_context)
template<typename T>
void async_block_start(VM& vm, T const& async_body, PromiseCapability const& promise_capability, ExecutionContext& async_context)
{
auto& realm = *vm.current_realm();
@ -847,6 +849,9 @@ void async_block_start(VM& vm, NonnullRefPtr<Statement const> const& async_body,
// 8. Return unused.
}
template void async_block_start(VM&, NonnullGCPtr<Statement const> const& async_body, PromiseCapability const&, ExecutionContext&);
template void async_function_start(VM&, PromiseCapability const&, NonnullGCPtr<Statement const> const& async_function_body);
// 10.2.1.4 OrdinaryCallEvaluateBody ( F, argumentsList ), https://tc39.es/ecma262/#sec-ordinarycallevaluatebody
// 15.8.4 Runtime Semantics: EvaluateAsyncFunctionBody, https://tc39.es/ecma262/#sec-runtime-semantics-evaluatefunctionbody
Completion ECMAScriptFunctionObject::ordinary_call_evaluate_body()