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LibJS: Add spec comments to BooleanConstructor

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This commit is contained in:
Linus Groh 2023-01-27 21:30:28 +00:00
parent 02808948ec
commit e32265c896
1 changed files with 13 additions and 2 deletions
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15
Userland/Libraries/LibJS/Runtime/BooleanConstructor.cpp
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@ -1,5 +1,6 @@
/* /*
* Copyright (c) 2020, Jack Karamanian <karamanian.jack@gmail.com> * Copyright (c) 2020, Jack Karamanian <karamanian.jack@gmail.com>
* Copyright (c) 2021-2023, Linus Groh <linusg@serenityos.org>
* *
* SPDX-License-Identifier: BSD-2-Clause * SPDX-License-Identifier: BSD-2-Clause
*/ */
@ -31,8 +32,12 @@ void BooleanConstructor::initialize(Realm& realm)
ThrowCompletionOr<Value> BooleanConstructor::call() ThrowCompletionOr<Value> BooleanConstructor::call()
{ {
auto& vm = this->vm(); auto& vm = this->vm();
auto value = vm.argument(0);
auto b = vm.argument(0).to_boolean(); // 1. Let b be ToBoolean(value).
auto b = value.to_boolean();
// 2. If NewTarget is undefined, return b.
return Value(b); return Value(b);
} }
@ -40,8 +45,14 @@ ThrowCompletionOr<Value> BooleanConstructor::call()
ThrowCompletionOr<NonnullGCPtr<Object>> BooleanConstructor::construct(FunctionObject& new_target) ThrowCompletionOr<NonnullGCPtr<Object>> BooleanConstructor::construct(FunctionObject& new_target)
{ {
auto& vm = this->vm(); auto& vm = this->vm();
auto value = vm.argument(0);
auto b = vm.argument(0).to_boolean(); // 1. Let b be ToBoolean(value).
auto b = value.to_boolean();
// 3. Let O be ? OrdinaryCreateFromConstructor(NewTarget, "%Boolean.prototype%", « [[BooleanData]] »).
// 4. Set O.[[BooleanData]] to b.
// 5. Return O.
return TRY(ordinary_create_from_constructor<BooleanObject>(vm, new_target, &Intrinsics::boolean_prototype, b)); return TRY(ordinary_create_from_constructor<BooleanObject>(vm, new_target, &Intrinsics::boolean_prototype, b));
} }