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LibJS: Get initial_value from local variables if id represents a local

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If identifier represents local variable we should get its value from
`local_variables` in `ExecutionContext` instead of environment.
This commit is contained in:
Aliaksandr Kalenik
2023-09-18 16:59:02 +02:00
committed by Andreas Kling
parent 675d919dd2
commit a4a94de942
Notes: sideshowbarker 2024-07-17 10:31:19 +09:00 
Author: https://github.com/kalenikaliaksandr
Commit: https://github.com/SerenityOS/serenity/commit/a4a94de942
Pull-request: https://github.com/SerenityOS/serenity/pull/21141
2 changed files with 14 additions and 1 deletions
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6
Userland/Libraries/LibJS/Runtime/ECMAScriptFunctionObject.cpp
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@@ -661,7 +661,11 @@ ThrowCompletionOr<void> ECMAScriptFunctionObject::function_declaration_instantia
// 4. Else,
else {
// a. Let initialValue be ! env.GetBindingValue(n, false).
initial_value = MUST(environment->get_binding_value(vm, id.string(), false));
if (id.is_local()) {
initial_value = callee_context.local_variables[id.local_variable_index()];
} else {
initial_value = MUST(environment->get_binding_value(vm, id.string(), false));
}
}
// 5. Perform ! varEnv.InitializeBinding(n, initialValue).