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LibWeb: Report exceptions that occur during mutation observer microtask

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Tim Ledbetter 2024-12-05 09:43:27 +00:00 • committed by Tim Ledbetter
commit d8511e39c9
Notes: github-actions[bot] 2024-12-19 15:26:36 +00:00
3 changed files with 40 additions and 4 deletions
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6
Libraries/LibWeb/Bindings/MainThreadVM.cpp
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@ -736,7 +736,7 @@ void queue_mutation_observer_microtask(DOM::Document const& document)
}
}
// 4. If records is not empty, then invoke mo’s callback with « records, mo », and mo. If this throws an exception, catch it, and report the exception.
// 4. If records is not empty, then invoke mo’s callback with « records, mo » and "report", and with callback this value mo.
if (!records.is_empty()) {
auto& callback = mutation_observer->callback();
auto& realm = callback.callback_context;
@ -748,9 +748,7 @@ void queue_mutation_observer_microtask(DOM::Document const& document)
MUST(wrapped_records->create_data_property(property_index, record.ptr()));
}
auto result = WebIDL::invoke_callback(callback, mutation_observer, wrapped_records, mutation_observer);
if (result.is_abrupt())
HTML::report_exception(result, realm);
(void)WebIDL::invoke_callback(callback, mutation_observer, WebIDL::ExceptionBehavior::Report, wrapped_records, mutation_observer);
}
}