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/*
* Copyright (c) 2021-2022, Linus Groh <linusg@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibJS/Runtime/AbstractOperations.h>
#include <LibJS/Runtime/AggregateError.h>
#include <LibJS/Runtime/AggregateErrorConstructor.h>
#include <LibJS/Runtime/Array.h>
#include <LibJS/Runtime/ErrorConstructor.h>
#include <LibJS/Runtime/GlobalObject.h>
#include <LibJS/Runtime/IteratorOperations.h>
namespace JS {
AggregateErrorConstructor::AggregateErrorConstructor(Realm& realm)
: NativeFunction(static_cast<Object&>(*realm.intrinsics().error_constructor()))
{
}
void AggregateErrorConstructor::initialize(Realm& realm)
{
auto& vm = this->vm();
NativeFunction::initialize(realm);
// 20.5.7.2.1 AggregateError.prototype, https://tc39.es/ecma262/#sec-aggregate-error.prototype
define_direct_property(vm.names.prototype, realm.intrinsics().aggregate_error_prototype(), 0);
define_direct_property(vm.names.length, Value(2), Attribute::Configurable);
}
// 20.5.7.1.1 AggregateError ( errors, message [ , options ] ), https://tc39.es/ecma262/#sec-aggregate-error
ThrowCompletionOr<Value> AggregateErrorConstructor::call()
{
// 1. If NewTarget is undefined, let newTarget be the active function object; else let newTarget be NewTarget.
return TRY(construct(*this));
}
// 20.5.7.1.1 AggregateError ( errors, message [ , options ] ), https://tc39.es/ecma262/#sec-aggregate-error
ThrowCompletionOr<Object*> AggregateErrorConstructor::construct(FunctionObject& new_target)
{
auto& vm = this->vm();
auto& realm = *vm.current_realm();
auto errors = vm.argument(0);
auto message = vm.argument(1);
auto options = vm.argument(2);
// 2. Let O be ? OrdinaryCreateFromConstructor(newTarget, "%AggregateError.prototype%", « [[ErrorData]] »).
auto aggregate_error = TRY(ordinary_create_from_constructor<AggregateError>(vm, new_target, &Intrinsics::aggregate_error_prototype));
// 3. If message is not undefined, then
if (!message.is_undefined()) {
// a. Let msg be ? ToString(message).
auto msg = TRY(message.to_string(vm));
// b. Perform CreateNonEnumerableDataPropertyOrThrow(O, "message", msg).
aggregate_error->create_non_enumerable_data_property_or_throw(vm.names.message, PrimitiveString::create(vm, msg));
}
// 4. Perform ? InstallErrorCause(O, options).
TRY(aggregate_error->install_error_cause(options));
// 5. Let errorsList be ? IterableToList(errors).
auto errors_list = TRY(iterable_to_list(vm, errors));
// 6. Perform ! DefinePropertyOrThrow(O, "errors", PropertyDescriptor { [[Configurable]]: true, [[Enumerable]]: false, [[Writable]]: true, [[Value]]: CreateArrayFromList(errorsList) }).
MUST(aggregate_error->define_property_or_throw(vm.names.errors, { .value = Array::create_from(realm, errors_list), .writable = true, .enumerable = false, .configurable = true }));
// 7. Return O.
return aggregate_error.ptr();
}
}
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