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https://github.com/RGBCube/serenity
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LibJS: Add SuppressedError{, Prototype, Constructor}
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14 changed files with 300 additions and 0 deletions
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@ -489,6 +489,7 @@ namespace JS {
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P(substring) \
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P(subtract) \
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P(sup) \
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P(suppressed) \
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P(supportedLocalesOf) \
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P(supportedValuesOf) \
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P(symmetricDifference) \
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@ -63,6 +63,7 @@
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#include <LibJS/Runtime/Shape.h>
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#include <LibJS/Runtime/StringConstructor.h>
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#include <LibJS/Runtime/StringPrototype.h>
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#include <LibJS/Runtime/SuppressedErrorConstructor.h>
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#include <LibJS/Runtime/SymbolConstructor.h>
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#include <LibJS/Runtime/Temporal/CalendarConstructor.h>
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#include <LibJS/Runtime/Temporal/DurationConstructor.h>
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@ -154,6 +155,7 @@ Object& set_default_global_bindings(Realm& realm)
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global.define_intrinsic_accessor(vm.names.Set, attr, [](auto& realm) -> Value { return realm.intrinsics().set_constructor(); });
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global.define_intrinsic_accessor(vm.names.ShadowRealm, attr, [](auto& realm) -> Value { return realm.intrinsics().shadow_realm_constructor(); });
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global.define_intrinsic_accessor(vm.names.String, attr, [](auto& realm) -> Value { return realm.intrinsics().string_constructor(); });
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global.define_intrinsic_accessor(vm.names.SuppressedError, attr, [](auto& realm) -> Value { return realm.intrinsics().suppressed_error_constructor(); });
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global.define_intrinsic_accessor(vm.names.Symbol, attr, [](auto& realm) -> Value { return realm.intrinsics().symbol_constructor(); });
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global.define_intrinsic_accessor(vm.names.SyntaxError, attr, [](auto& realm) -> Value { return realm.intrinsics().syntax_error_constructor(); });
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global.define_intrinsic_accessor(vm.names.TypeError, attr, [](auto& realm) -> Value { return realm.intrinsics().type_error_constructor(); });
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@ -89,6 +89,8 @@
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#include <LibJS/Runtime/StringConstructor.h>
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#include <LibJS/Runtime/StringIteratorPrototype.h>
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#include <LibJS/Runtime/StringPrototype.h>
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#include <LibJS/Runtime/SuppressedErrorConstructor.h>
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#include <LibJS/Runtime/SuppressedErrorPrototype.h>
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#include <LibJS/Runtime/SymbolConstructor.h>
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#include <LibJS/Runtime/SymbolPrototype.h>
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#include <LibJS/Runtime/Temporal/CalendarConstructor.h>
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23
Userland/Libraries/LibJS/Runtime/SuppressedError.cpp
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23
Userland/Libraries/LibJS/Runtime/SuppressedError.cpp
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@ -0,0 +1,23 @@
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/*
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* Copyright (c) 2022, David Tuin <davidot@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibJS/Runtime/Error.h>
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#include <LibJS/Runtime/GlobalObject.h>
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#include <LibJS/Runtime/SuppressedError.h>
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namespace JS {
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NonnullGCPtr<SuppressedError> SuppressedError::create(Realm& realm)
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{
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return *realm.heap().allocate<SuppressedError>(realm, *realm.intrinsics().suppressed_error_prototype());
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}
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SuppressedError::SuppressedError(Object& prototype)
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: Error(prototype)
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{
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}
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}
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24
Userland/Libraries/LibJS/Runtime/SuppressedError.h
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24
Userland/Libraries/LibJS/Runtime/SuppressedError.h
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@ -0,0 +1,24 @@
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/*
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* Copyright (c) 2022, David Tuin <davidot@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <LibJS/Runtime/Error.h>
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namespace JS {
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class SuppressedError : public Error {
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JS_OBJECT(SuppressedError, Error);
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public:
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static NonnullGCPtr<SuppressedError> create(Realm&);
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virtual ~SuppressedError() override = default;
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private:
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explicit SuppressedError(Object& prototype);
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};
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}
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@ -0,0 +1,74 @@
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/*
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* Copyright (c) 2022, David Tuin <davidot@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibJS/Runtime/AbstractOperations.h>
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#include <LibJS/Runtime/Array.h>
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#include <LibJS/Runtime/ErrorConstructor.h>
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#include <LibJS/Runtime/GlobalObject.h>
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#include <LibJS/Runtime/IteratorOperations.h>
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#include <LibJS/Runtime/SuppressedError.h>
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#include <LibJS/Runtime/SuppressedErrorConstructor.h>
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namespace JS {
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SuppressedErrorConstructor::SuppressedErrorConstructor(Realm& realm)
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: NativeFunction(static_cast<Object&>(*realm.intrinsics().error_constructor()))
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{
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}
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void SuppressedErrorConstructor::initialize(Realm& realm)
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{
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auto& vm = this->vm();
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NativeFunction::initialize(realm);
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// 10.1.4.2.1 SuppressedError.prototype, https://tc39.es/proposal-explicit-resource-management/#sec-suppressederror.prototype
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define_direct_property(vm.names.prototype, realm.intrinsics().suppressed_error_prototype(), 0);
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define_direct_property(vm.names.length, Value(3), Attribute::Configurable);
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}
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// 10.1.4.1.1 SuppressedError ( error, suppressed, message [ , options ] ), https://tc39.es/proposal-explicit-resource-management/#sec-suppressederror
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ThrowCompletionOr<Value> SuppressedErrorConstructor::call()
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{
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// 1. If NewTarget is undefined, let newTarget be the active function object; else let newTarget be NewTarget.
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return TRY(construct(*this));
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}
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// 10.1.4.1.1 SuppressedError ( error, suppressed, message [ , options ] ), https://tc39.es/proposal-explicit-resource-management/#sec-suppressederror
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ThrowCompletionOr<NonnullGCPtr<Object>> SuppressedErrorConstructor::construct(FunctionObject& new_target)
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{
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auto& vm = this->vm();
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auto error = vm.argument(0);
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auto suppressed = vm.argument(1);
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auto message = vm.argument(2);
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auto options = vm.argument(3);
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// 2. Let O be ? OrdinaryCreateFromConstructor(newTarget, "%SuppressedError.prototype%", « [[ErrorData]] »).
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auto suppressed_error = TRY(ordinary_create_from_constructor<SuppressedError>(vm, new_target, &Intrinsics::suppressed_error_prototype));
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// 3. If message is not undefined, then
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if (!message.is_undefined()) {
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// a. Let msg be ? ToString(message).
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auto msg = TRY(message.to_string(vm));
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// b. Perform CreateNonEnumerableDataPropertyOrThrow(O, "message", msg).
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suppressed_error->create_non_enumerable_data_property_or_throw(vm.names.message, PrimitiveString::create(vm, move(msg)));
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}
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// 4. Perform ? InstallErrorCause(O, options).
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TRY(suppressed_error->install_error_cause(options));
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// 5. Perform ! DefinePropertyOrThrow(O, "error", PropertyDescriptor { [[Configurable]]: true, [[Enumerable]]: false, [[Writable]]: true, [[Value]]: error }).
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MUST(suppressed_error->define_property_or_throw(vm.names.error, { .value = error, .writable = true, .enumerable = false, .configurable = true }));
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// 6. Perform ! DefinePropertyOrThrow(O, "suppressed", PropertyDescriptor { [[Configurable]]: true, [[Enumerable]]: false, [[Writable]]: true, [[Value]]: suppressed }).
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MUST(suppressed_error->define_property_or_throw(vm.names.suppressed, { .value = suppressed, .writable = true, .enumerable = false, .configurable = true }));
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// 7. Return O.
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return suppressed_error;
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}
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}
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@ -0,0 +1,28 @@
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/*
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* Copyright (c) 2022, David Tuin <davidot@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <LibJS/Runtime/NativeFunction.h>
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namespace JS {
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class SuppressedErrorConstructor final : public NativeFunction {
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JS_OBJECT(SuppressedErrorConstructor, NativeFunction);
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public:
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virtual void initialize(Realm&) override;
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virtual ~SuppressedErrorConstructor() override = default;
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virtual ThrowCompletionOr<Value> call() override;
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virtual ThrowCompletionOr<NonnullGCPtr<Object>> construct(FunctionObject& new_target) override;
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private:
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explicit SuppressedErrorConstructor(Realm&);
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virtual bool has_constructor() const override { return true; }
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};
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}
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@ -0,0 +1,27 @@
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/*
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* Copyright (c) 2022, David Tuin <davidot@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibJS/Runtime/GlobalObject.h>
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#include <LibJS/Runtime/PrimitiveString.h>
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#include <LibJS/Runtime/SuppressedErrorPrototype.h>
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namespace JS {
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SuppressedErrorPrototype::SuppressedErrorPrototype(Realm& realm)
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: Object(ConstructWithPrototypeTag::Tag, *realm.intrinsics().error_prototype())
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{
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}
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void SuppressedErrorPrototype::initialize(Realm& realm)
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{
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auto& vm = this->vm();
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Object::initialize(realm);
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u8 attr = Attribute::Writable | Attribute::Configurable;
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define_direct_property(vm.names.name, PrimitiveString::create(vm, "SuppressedError"), attr);
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define_direct_property(vm.names.message, PrimitiveString::create(vm, ""), attr);
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}
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}
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24
Userland/Libraries/LibJS/Runtime/SuppressedErrorPrototype.h
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24
Userland/Libraries/LibJS/Runtime/SuppressedErrorPrototype.h
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/*
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* Copyright (c) 2022, David Tuin <davidot@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <LibJS/Runtime/Object.h>
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namespace JS {
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class SuppressedErrorPrototype final : public Object {
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JS_OBJECT(SuppressedErrorPrototype, Object);
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public:
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virtual void initialize(Realm&) override;
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virtual ~SuppressedErrorPrototype() override = default;
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private:
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explicit SuppressedErrorPrototype(Realm&);
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};
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}
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