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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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36
Userland/Libraries/LibJS/Runtime/PromiseReaction.h
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2021, Linus Groh <linusg@serenityos.org>
* Copyright (c) 2021-2022, Linus Groh <linusg@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
@ -21,22 +21,28 @@ struct PromiseCapability {
};
// 27.2.1.1.1 IfAbruptRejectPromise ( value, capability ), https://tc39.es/ecma262/#sec-ifabruptrejectpromise
#define TRY_OR_REJECT(global_object, capability, expression) \
({ \
auto _temporary_try_or_reject_result = (expression); \
/* 1. If value is an abrupt completion, then */ \
if (_temporary_try_or_reject_result.is_error()) { \
/* a. Perform ? Call(capability.[[Reject]], undefined, « value.[[Value]] »). */ \
TRY(JS::call(global_object, *capability.reject, js_undefined(), *_temporary_try_or_reject_result.release_error().value())); \
\
/* b. Return capability.[[Promise]]. */ \
return capability.promise; \
} \
\
/* 2. Else if value is a Completion Record, set value to value.[[Value]]. */ \
_temporary_try_or_reject_result.release_value(); \
#define __TRY_OR_REJECT(global_object, capability, expression, CALL_CHECK) \
({ \
auto _temporary_try_or_reject_result = (expression); \
/* 1. If value is an abrupt completion, then */ \
if (_temporary_try_or_reject_result.is_error()) { \
/* a. Perform ? Call(capability.[[Reject]], undefined, « value.[[Value]] »). */ \
CALL_CHECK(JS::call(global_object, *capability.reject, js_undefined(), *_temporary_try_or_reject_result.release_error().value())); \
\
/* b. Return capability.[[Promise]]. */ \
return capability.promise; \
} \
\
/* 2. Else if value is a Completion Record, set value to value.[[Value]]. */ \
_temporary_try_or_reject_result.release_value(); \
})
#define TRY_OR_REJECT(global_object, capability, expression) \
__TRY_OR_REJECT(global_object, capability, expression, TRY)
#define TRY_OR_MUST_REJECT(global_object, capability, expression) \
__TRY_OR_REJECT(global_object, capability, expression, MUST)
// 27.2.1.1.1 IfAbruptRejectPromise ( value, capability ), https://tc39.es/ecma262/#sec-ifabruptrejectpromise
#define TRY_OR_REJECT_WITH_VALUE(global_object, capability, expression) \
({ \