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72 lines
2.3 KiB
C++
72 lines
2.3 KiB
C++
/*
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* Copyright (c) 2024, Aliaksandr Kalenik <kalenik.aliaksandr@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibWeb/Bindings/ExceptionOrUtils.h>
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#include <LibWeb/WebIDL/ObservableArray.h>
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namespace Web::WebIDL {
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JS_DEFINE_ALLOCATOR(ObservableArray);
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JS::NonnullGCPtr<ObservableArray> ObservableArray::create(JS::Realm& realm)
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{
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auto prototype = realm.intrinsics().array_prototype();
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return realm.heap().allocate<ObservableArray>(realm, prototype);
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}
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ObservableArray::ObservableArray(Object& prototype)
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: JS::Array(prototype)
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{
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}
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void ObservableArray::visit_edges(JS::Cell::Visitor& visitor)
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{
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Base::visit_edges(visitor);
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visitor.visit(m_on_set_an_indexed_value);
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visitor.visit(m_on_delete_an_indexed_value);
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}
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void ObservableArray::set_on_set_an_indexed_value_callback(SetAnIndexedValueCallbackFunction&& callback)
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{
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m_on_set_an_indexed_value = create_heap_function(heap(), move(callback));
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}
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void ObservableArray::set_on_delete_an_indexed_value_callback(DeleteAnIndexedValueCallbackFunction&& callback)
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{
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m_on_delete_an_indexed_value = create_heap_function(heap(), move(callback));
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}
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JS::ThrowCompletionOr<bool> ObservableArray::internal_set(JS::PropertyKey const& property_key, JS::Value value, JS::Value receiver, JS::CacheablePropertyMetadata* metadata)
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{
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if (property_key.is_number() && m_on_set_an_indexed_value)
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TRY(Bindings::throw_dom_exception_if_needed(vm(), [&] { return m_on_set_an_indexed_value->function()(value); }));
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return TRY(Base::internal_set(property_key, value, receiver, metadata));
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}
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JS::ThrowCompletionOr<bool> ObservableArray::internal_delete(JS::PropertyKey const& property_key)
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{
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if (property_key.is_number() && m_on_delete_an_indexed_value)
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TRY(Bindings::throw_dom_exception_if_needed(vm(), [&] { return m_on_delete_an_indexed_value->function()(); }));
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return JS::Array::internal_delete(property_key);
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}
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JS::ThrowCompletionOr<void> ObservableArray::append(JS::Value value)
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{
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if (m_on_set_an_indexed_value)
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TRY(Bindings::throw_dom_exception_if_needed(vm(), [&] { return m_on_set_an_indexed_value->function()(value); }));
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indexed_properties().append(value);
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return {};
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}
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void ObservableArray::clear()
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{
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while (!indexed_properties().is_empty()) {
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indexed_properties().storage()->take_first();
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}
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}
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}
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