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LibJS: Convert the GetValue AO to ThrowCompletionOr

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This commit is contained in:
Idan Horowitz
2021-11-02 18:49:08 +02:00
committed by Linus Groh
parent d73b258874
commit 390a04a985
6 changed files with 33 additions and 49 deletions
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26
Userland/Libraries/LibJS/Runtime/Reference.cpp
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@@ -24,7 +24,7 @@ void Reference::put_value(GlobalObject& global_object, Value value)
if (is_unresolvable()) {
if (m_strict) {
throw_reference_error(global_object);
(void)throw_reference_error(global_object);
return;
}
MUST(global_object.set(m_name, value, Object::ShouldThrowExceptions::No));
@@ -62,38 +62,36 @@ void Reference::put_value(GlobalObject& global_object, Value value)
(void)m_base_environment->set_mutable_binding(global_object, m_name.as_string(), value, m_strict);
}
void Reference::throw_reference_error(GlobalObject& global_object) const
Completion Reference::throw_reference_error(GlobalObject& global_object) const
{
auto& vm = global_object.vm();
if (!m_name.is_valid())
vm.throw_exception<ReferenceError>(global_object, ErrorType::ReferenceUnresolvable);
return vm.throw_completion<ReferenceError>(global_object, ErrorType::ReferenceUnresolvable);
else
vm.throw_exception<ReferenceError>(global_object, ErrorType::UnknownIdentifier, m_name.to_string_or_symbol().to_display_string());
return vm.throw_completion<ReferenceError>(global_object, ErrorType::UnknownIdentifier, m_name.to_string_or_symbol().to_display_string());
}
// 6.2.4.5 GetValue ( V ), https://tc39.es/ecma262/#sec-getvalue
Value Reference::get_value(GlobalObject& global_object) const
ThrowCompletionOr<Value> Reference::get_value(GlobalObject& global_object) const
{
if (!is_valid_reference() || is_unresolvable()) {
throw_reference_error(global_object);
return {};
}
if (!is_valid_reference() || is_unresolvable())
return throw_reference_error(global_object);
if (is_property_reference()) {
auto* base_obj = TRY_OR_DISCARD(m_base_value.to_object(global_object));
auto* base_obj = TRY(m_base_value.to_object(global_object));
if (is_private_reference())
return TRY_OR_DISCARD(base_obj->private_get(m_private_name));
return base_obj->private_get(m_private_name);
return TRY_OR_DISCARD(base_obj->get(m_name));
return base_obj->get(m_name);
}
VERIFY(m_base_type == BaseType::Environment);
VERIFY(m_base_environment);
if (m_environment_coordinate.has_value())
return TRY_OR_DISCARD(static_cast<DeclarativeEnvironment*>(m_base_environment)->get_binding_value_direct(global_object, m_environment_coordinate->index, m_strict));
return TRY_OR_DISCARD(m_base_environment->get_binding_value(global_object, m_name.as_string(), m_strict));
return static_cast<DeclarativeEnvironment*>(m_base_environment)->get_binding_value_direct(global_object, m_environment_coordinate->index, m_strict);
return m_base_environment->get_binding_value(global_object, m_name.as_string(), m_strict);
}
// 13.5.1.2 Runtime Semantics: Evaluation, https://tc39.es/ecma262/#sec-delete-operator-runtime-semantics-evaluation