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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
parent ede6314cb6
commit a54215c07d
Notes: github-actions[bot] 2025-09-17 10:45:42 +00:00 
Author: https://github.com/kalenikaliaksandr
Commit: https://github.com/LadybirdBrowser/ladybird/commit/a54215c07d1
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/6204
32 changed files with 88 additions and 60 deletions
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3
Libraries/LibJS/Runtime/PromiseResolvingElementFunctions.cpp
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@@ -200,7 +200,8 @@ ThrowCompletionOr<Value> PromiseAnyRejectElementFunction::resolve_element()
// b. Perform ! DefinePropertyOrThrow(error, "errors", PropertyDescriptor { [[Configurable]]: true, [[Enumerable]]: false, [[Writable]]: true, [[Value]]: CreateArrayFromList(errors) }).
auto errors_array = Array::create_from(realm, m_values->values());
MUST(error->define_property_or_throw(vm.names.errors, { .value = errors_array, .writable = true, .enumerable = false, .configurable = true }));
PropertyDescriptor descriptor { .value = errors_array, .writable = true, .enumerable = false, .configurable = true };
MUST(error->define_property_or_throw(vm.names.errors, descriptor));
// c. Return ? Call(promiseCapability.[[Reject]], undefined, « error »).
return JS::call(vm, *m_capability->reject(), js_undefined(), error);