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LibJS: Remove implicit wrapping/unwrapping of completion records

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This is an editorial change in the ECMA-262 spec, with similar changes
in some proposals.

See:
- 7575f74
- df899eb
- 9eb5a12
- c81f527
This commit is contained in:
Linus Groh 2022-05-02 20:54:39 +02:00
parent 15f32379bb
commit 9f3f3b0864
88 changed files with 792 additions and 735 deletions
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12
Userland/Libraries/LibJS/Runtime/Completion.cpp
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@ -1,6 +1,6 @@
/*
* Copyright (c) 2021, Idan Horowitz <idan.horowitz@serenityos.org>
* Copyright (c) 2021, Linus Groh <linusg@serenityos.org>
* Copyright (c) 2021-2022, Linus Groh <linusg@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
@ -62,7 +62,7 @@ ThrowCompletionOr<Value> await(GlobalObject& global_object, Value value)
return js_undefined();
};
// 4. Let onFulfilled be ! CreateBuiltinFunction(fulfilledClosure, 1, "", « »).
// 4. Let onFulfilled be CreateBuiltinFunction(fulfilledClosure, 1, "", « »).
auto* on_fulfilled = NativeFunction::create(global_object, move(fulfilled_closure), 1, "");
// 5. Let rejectedClosure be a new Abstract Closure with parameters (reason) that captures asyncContext and performs the following steps when called:
@ -86,10 +86,10 @@ ThrowCompletionOr<Value> await(GlobalObject& global_object, Value value)
return js_undefined();
};
// 6. Let onRejected be ! CreateBuiltinFunction(rejectedClosure, 1, "", « »).
// 6. Let onRejected be CreateBuiltinFunction(rejectedClosure, 1, "", « »).
auto* on_rejected = NativeFunction::create(global_object, move(rejected_closure), 1, "");
// 7. Perform ! PerformPromiseThen(promise, onFulfilled, onRejected).
// 7. Perform PerformPromiseThen(promise, onFulfilled, onRejected).
auto* promise = verify_cast<Promise>(promise_object);
promise->perform_then(on_fulfilled, on_rejected, {});
@ -103,8 +103,8 @@ ThrowCompletionOr<Value> await(GlobalObject& global_object, Value value)
// 8. Remove asyncContext from the execution context stack and restore the execution context that is at the top of the execution context stack as the running execution context.
// NOTE: Since we don't push any EC, this step is not performed.
// 9. Set the code evaluation state of asyncContext such that when evaluation is resumed with a Completion completion, the following steps of the algorithm that invoked Await will be performed, with completion available.
// 10. Return.
// 9. Set the code evaluation state of asyncContext such that when evaluation is resumed with a Completion Record completion, the following steps of the algorithm that invoked Await will be performed, with completion available.
// 10. Return NormalCompletion(unused).
// 11. NOTE: This returns to the evaluation of the operation that had most previously resumed evaluation of asyncContext.
vm.run_queued_promise_jobs();