ladybird/Userland/Libraries/LibJS/Runtime/WeakMap.cpp
Timothy Flynn b75b7f0c0d LibJS+Everywhere: Propagate Cell::initialize errors from Heap::allocate
Callers that are already in a fallible context will now TRY to allocate
cells. Callers in infallible contexts get a FIXME.
2023-01-29 00:02:45 +00:00

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822 B
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/*
* Copyright (c) 2021, Idan Horowitz <idan.horowitz@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibJS/Runtime/WeakMap.h>
namespace JS {
NonnullGCPtr<WeakMap> WeakMap::create(Realm& realm)
{
return realm.heap().allocate<WeakMap>(realm, *realm.intrinsics().weak_map_prototype()).release_allocated_value_but_fixme_should_propagate_errors();
}
WeakMap::WeakMap(Object& prototype)
: Object(ConstructWithPrototypeTag::Tag, prototype)
, WeakContainer(heap())
{
}
void WeakMap::remove_dead_cells(Badge<Heap>)
{
m_values.remove_all_matching([](Cell* key, Value) {
return key->state() != Cell::State::Live;
});
}
void WeakMap::visit_edges(Visitor& visitor)
{
Base::visit_edges(visitor);
for (auto& entry : m_values)
visitor.visit(entry.value);
}
}