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LibJS: Correct SetMutableBinding fallibility bug in spec comment

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This is an editorial change in the ECMA-262 spec.

See: https://github.com/tc39/ecma262/commit/656f0cf
This commit is contained in:
Linus Groh 2022-05-05 09:28:08 +02:00
parent 272cf3cbd5
commit 2fc9481bb6
Notes: sideshowbarker 2024-07-17 22:41:14 +09:00
1 changed files with 1 additions and 3 deletions
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4
Userland/Libraries/LibJS/Runtime/GlobalEnvironment.cpp
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@ -97,9 +97,7 @@ ThrowCompletionOr<void> GlobalEnvironment::set_mutable_binding(GlobalObject& glo
// 1. Let DclRec be envRec.[[DeclarativeRecord]].
// 2. If ! DclRec.HasBinding(N) is true, then
if (MUST(m_declarative_record->has_binding(name))) {
// a. Return ! DclRec.SetMutableBinding(N, V, S).
// FIXME: Using MUST here breaks 22 tests in test262 (spec issue).
// Example: `function f() { x = 1; } f(); let x;`
// a. Return ? DclRec.SetMutableBinding(N, V, S).
return m_declarative_record->set_mutable_binding(global_object, name, value, strict);
}