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LibWeb: Add a convenience method to reject a promise with an exception

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This commit is contained in:
Timothy Flynn
2026-04-02 07:46:57 -04:00
committed by Shannon Booth
parent 0e76d7c8c8
commit 3fefe7b59f
Notes: github-actions[bot] 2026-04-03 09:06:56 +00:00 
Author: https://github.com/trflynn89
Commit: https://github.com/LadybirdBrowser/ladybird/commit/3fefe7b59fb
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/8745
Reviewed-by: https://github.com/shannonbooth ✅
2 changed files with 8 additions and 1 deletions
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6
Libraries/LibWeb/WebIDL/Promise.cpp
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@@ -333,4 +333,10 @@ GC::Ref<Promise> create_rejected_promise_from_exception(JS::Realm& realm, Except
return WebIDL::create_rejected_promise(realm, throw_completion.value());
}
void reject_promise_with_exception(JS::Realm& realm, Promise const& promise, Exception exception)
{
auto throw_completion = Bindings::exception_to_throw_completion(realm.vm(), move(exception));
WebIDL::reject_promise(realm, promise, throw_completion.value());
}
}

3
Libraries/LibWeb/WebIDL/Promise.h
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@@ -34,7 +34,8 @@ WEB_API bool is_promise_fulfilled(Promise const&);
WEB_API void wait_for_all(JS::Realm&, ReadonlySpan<GC::Ref<Promise>> promises, Function<void(Vector<JS::Value> const&)> success_steps, Function<void(JS::Value)> failure_steps);
WEB_API GC::Ref<Promise> get_promise_for_wait_for_all(JS::Realm&, ReadonlySpan<GC::Ref<Promise>> promises);
// Non-spec, convenience method.
// Non-spec, convenience methods.
WEB_API GC::Ref<Promise> create_rejected_promise_from_exception(JS::Realm&, Exception);
WEB_API void reject_promise_with_exception(JS::Realm&, Promise const&, Exception);
}