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LibWeb/Bindings: Generate undefined in a union as 'Empty'

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This can only ever be undefined, and no other JS value, so it makes
sense to use undefined to represent this case.
This commit is contained in:
Shannon Booth 2025-01-12 22:50:03 +13:00 • committed by Tim Ledbetter
parent fef1f62ecc
commit dfdcfc8e88
Notes: github-actions[bot] 2025-01-12 18:40:27 +00:00
5 changed files with 13 additions and 7 deletions
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4
Libraries/LibWeb/HTML/Window.cpp
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@ -1199,12 +1199,12 @@ WebIDL::ExceptionOr<void> Window::post_message(JS::Value message, String const&
}
// https://dom.spec.whatwg.org/#dom-window-event
Variant<GC::Root<DOM::Event>, JS::Value> Window::event() const
Variant<GC::Root<DOM::Event>, Empty> Window::event() const
{
// The event getter steps are to return this’s current event.
if (auto* current_event = this->current_event())
return make_root(const_cast<DOM::Event&>(*current_event));
return JS::js_undefined();
return Empty {};
}
// https://w3c.github.io/csswg-drafts/cssom/#dom-window-getcomputedstyle