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LibJS: Stop coercing this to object in Function's Symbol.hasInstance

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This commit is contained in:
Idan Horowitz 2021-07-01 02:18:49 +03:00 committed by Andreas Kling
parent 6ef56f79bd
commit e37f96ccfe
Notes: sideshowbarker 2024-07-18 11:10:56 +09:00 
Author: https://github.com/IdanHo
Commit: https://github.com/SerenityOS/serenity/commit/e37f96ccfef
Pull-request: https://github.com/SerenityOS/serenity/pull/8346
1 changed files with 1 additions and 8 deletions
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9
Userland/Libraries/LibJS/Runtime/FunctionPrototype.cpp
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@ -162,14 +162,7 @@ JS_DEFINE_NATIVE_FUNCTION(FunctionPrototype::to_string)
// 20.2.3.6 Function.prototype [ @@hasInstance ] ( V ), https://tc39.es/ecma262/#sec-function.prototype-@@hasinstance
JS_DEFINE_NATIVE_FUNCTION(FunctionPrototype::symbol_has_instance)
{
auto* this_object = vm.this_value(global_object).to_object(global_object);
if (!this_object)
return {};
if (!this_object->is_function()) {
vm.throw_exception<TypeError>(global_object, ErrorType::NotA, "Function");
return {};
}
return ordinary_has_instance(global_object, vm.argument(0), this_object);
return ordinary_has_instance(global_object, vm.argument(0), vm.this_value(global_object));
}
}