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LibJS: Make internal_define_own_property() save added property offset

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...in `PropertyDescriptor`. This is required for the upcoming change
that needs to know offset of newly added properties to set up inline
caching.
This commit is contained in:
Aliaksandr Kalenik 2025-09-15 16:43:27 +02:00 • committed by Andreas Kling
commit a54215c07d
Notes: github-actions[bot] 2025-09-17 10:45:42 +00:00
32 changed files with 88 additions and 60 deletions
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2
Libraries/LibJS/Runtime/StringObject.cpp
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@ -109,7 +109,7 @@ ThrowCompletionOr<Optional<PropertyDescriptor>> StringObject::internal_get_own_p
}
// 10.4.3.2 [[DefineOwnProperty]] ( P, Desc ), https://tc39.es/ecma262/#sec-string-exotic-objects-defineownproperty-p-desc
ThrowCompletionOr<bool> StringObject::internal_define_own_property(PropertyKey const& property_key, PropertyDescriptor const& property_descriptor, Optional<PropertyDescriptor>* precomputed_get_own_property)
ThrowCompletionOr<bool> StringObject::internal_define_own_property(PropertyKey const& property_key, PropertyDescriptor& property_descriptor, Optional<PropertyDescriptor>* precomputed_get_own_property)
{
// 1. Let stringDesc be StringGetOwnProperty(S, P).
auto string_descriptor = TRY(string_get_own_property(*this, property_key));