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LibJS: Convert the PutValue AO to ThrowCompletionOr

This commit is contained in:
Idan Horowitz 2021-11-02 19:20:21 +02:00 committed by Linus Groh
parent 390a04a985
commit 1aaaf521b8
6 changed files with 58 additions and 101 deletions

View file

@ -13,53 +13,38 @@
namespace JS {
// 6.2.4.6 PutValue ( V, W ), https://tc39.es/ecma262/#sec-putvalue
void Reference::put_value(GlobalObject& global_object, Value value)
ThrowCompletionOr<void> Reference::put_value(GlobalObject& global_object, Value value)
{
auto& vm = global_object.vm();
if (!is_valid_reference()) {
vm.throw_exception<ReferenceError>(global_object, ErrorType::InvalidLeftHandAssignment);
return;
}
if (!is_valid_reference())
return vm.throw_completion<ReferenceError>(global_object, ErrorType::InvalidLeftHandAssignment);
if (is_unresolvable()) {
if (m_strict) {
(void)throw_reference_error(global_object);
return;
}
MUST(global_object.set(m_name, value, Object::ShouldThrowExceptions::No));
return;
if (m_strict)
return throw_reference_error(global_object);
TRY(global_object.set(m_name, value, Object::ShouldThrowExceptions::No));
return {};
}
if (is_property_reference()) {
auto base_obj_or_error = m_base_value.to_object(global_object);
if (base_obj_or_error.is_error())
return;
auto* base_obj = base_obj_or_error.release_value();
auto* base_obj = TRY(m_base_value.to_object(global_object));
if (is_private_reference()) {
base_obj->private_set(m_private_name, value);
return;
}
if (is_private_reference())
return base_obj->private_set(m_private_name, value);
auto succeeded_or_error = base_obj->internal_set(m_name, value, get_this_value());
if (succeeded_or_error.is_error())
return;
auto succeeded = succeeded_or_error.release_value();
if (!succeeded && m_strict) {
vm.throw_exception<TypeError>(global_object, ErrorType::ReferenceNullishSetProperty, m_name, m_base_value.to_string_without_side_effects());
return;
}
return;
auto succeeded = TRY(base_obj->internal_set(m_name, value, get_this_value()));
if (!succeeded && m_strict)
return vm.throw_completion<TypeError>(global_object, ErrorType::ReferenceNullishSetProperty, m_name, m_base_value.to_string_without_side_effects());
return {};
}
VERIFY(m_base_type == BaseType::Environment);
VERIFY(m_base_environment);
// These can throw, TRY() when converting put_value() to ThrowCompletionOr
if (m_environment_coordinate.has_value())
(void)static_cast<DeclarativeEnvironment*>(m_base_environment)->set_mutable_binding_direct(global_object, m_environment_coordinate->index, value, m_strict);
return static_cast<DeclarativeEnvironment*>(m_base_environment)->set_mutable_binding_direct(global_object, m_environment_coordinate->index, value, m_strict);
else
(void)m_base_environment->set_mutable_binding(global_object, m_name.as_string(), value, m_strict);
return m_base_environment->set_mutable_binding(global_object, m_name.as_string(), value, m_strict);
}
Completion Reference::throw_reference_error(GlobalObject& global_object) const