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LibJS: Convert internal_delete() to ThrowCompletionOr

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This commit is contained in:
Linus Groh 2021-09-29 18:45:33 +01:00
parent e5409c6ead
commit fbfb0bb908
16 changed files with 55 additions and 65 deletions
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12
Meta/Lagom/Tools/CodeGenerators/LibWeb/WrapperGenerator.cpp
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@ -1418,7 +1418,7 @@ public:
virtual JS::ThrowCompletionOr<Optional<JS::PropertyDescriptor>> internal_get_own_property(JS::PropertyName const&) const override;
virtual JS::ThrowCompletionOr<bool> internal_set(JS::PropertyName const&, JS::Value, JS::Value) override;
virtual JS::ThrowCompletionOr<bool> internal_define_own_property(JS::PropertyName const&, JS::PropertyDescriptor const&) override;
virtual bool internal_delete(JS::PropertyName const&) override;
virtual JS::ThrowCompletionOr<bool> internal_delete(JS::PropertyName const&) override;
virtual JS::ThrowCompletionOr<bool> internal_prevent_extensions() override;
virtual JS::MarkedValueList internal_own_property_keys() const override;
)~~~");
@ -2178,7 +2178,7 @@ JS::ThrowCompletionOr<bool> @class_name@::internal_define_own_property(JS::Prope
// 3.9.4. [[Delete]], https://heycam.github.io/webidl/#legacy-platform-object-delete
scoped_generator.append(R"~~~(
bool @class_name@::internal_delete(JS::PropertyName const& property_name)
JS::ThrowCompletionOr<bool> @class_name@::internal_delete(JS::PropertyName const& property_name)
{
[[maybe_unused]] auto& vm = this->vm();
auto& global_object = this->global_object();
@ -2228,8 +2228,9 @@ bool @class_name@::internal_delete(JS::PropertyName const& property_name)
scoped_generator.append(R"~~~(
// 1. Perform the steps listed in the interface description to delete an existing named property with P as the name.
auto result = throw_dom_exception_if_needed(vm, global_object, [&] { return impl().delete_existing_named_property(property_name_string); });
// FIXME: Make this nicer for ThrowCompletionOr.
if (should_return_empty(result))
return {};
return JS::throw_completion(vm.exception()->value());
bool succeeded = result.release_value();
@ -2245,8 +2246,9 @@ bool @class_name@::internal_delete(JS::PropertyName const& property_name)
function_scoped_generator.append(R"~~~(
// 1. Perform method steps of operation with O as this and « P » as the argument values.
auto result = throw_dom_exception_if_needed(vm, global_object, [&] { return impl().@function.cpp_name@(property_name_string); });
// FIXME: Make this nicer for ThrowCompletionOr.
if (should_return_empty(result))
return {};
return JS::throw_completion(vm.exception()->value());
)~~~");
// 2. If operation was declared with a return type of boolean and the steps returned false, then return false.
@ -2272,7 +2274,7 @@ bool @class_name@::internal_delete(JS::PropertyName const& property_name)
scoped_generator.append(R"~~~(
// 3. If O has an own property with name P, then:
auto own_property_named_p_descriptor = TRY_OR_DISCARD(Object::internal_get_own_property(property_name));
auto own_property_named_p_descriptor = TRY(Object::internal_get_own_property(property_name));
if (own_property_named_p_descriptor.has_value()) {
// 1. If the property is not configurable, then return false.