/* * Copyright (c) 2020, Andreas Kling * Copyright (c) 2021, Linus Groh * * SPDX-License-Identifier: BSD-2-Clause */ #include #include #include namespace JS { Error* Error::create(GlobalObject& global_object) { return global_object.heap().allocate(global_object, *global_object.error_prototype()); } Error* Error::create(GlobalObject& global_object, String const& message) { auto& vm = global_object.vm(); auto* error = Error::create(global_object); u8 attr = Attribute::Writable | Attribute::Configurable; error->define_direct_property(vm.names.message, js_string(vm, message), attr); return error; } Error::Error(Object& prototype) : Object(prototype) { } // 20.5.8.1 InstallErrorCause ( O, options ), https://tc39.es/ecma262/#sec-installerrorcause ThrowCompletionOr Error::install_error_cause(Value options) { auto& vm = this->vm(); // 1. If Type(options) is Object and ? HasProperty(options, "cause") is true, then if (options.is_object() && TRY(options.as_object().has_property(vm.names.cause))) { // a. Let cause be ? Get(options, "cause"). auto cause = TRY(options.as_object().get(vm.names.cause)); // b. Perform ! CreateNonEnumerableDataPropertyOrThrow(O, "cause", cause). MUST(create_non_enumerable_data_property_or_throw(vm.names.cause, cause)); } // 2. Return NormalCompletion(undefined). return {}; } #define __JS_ENUMERATE(ClassName, snake_name, PrototypeName, ConstructorName, ArrayType) \ ClassName* ClassName::create(GlobalObject& global_object) \ { \ return global_object.heap().allocate(global_object, *global_object.snake_name##_prototype()); \ } \ \ ClassName* ClassName::create(GlobalObject& global_object, String const& message) \ { \ auto& vm = global_object.vm(); \ auto* error = ClassName::create(global_object); \ u8 attr = Attribute::Writable | Attribute::Configurable; \ error->define_direct_property(vm.names.message, js_string(vm, message), attr); \ return error; \ } \ \ ClassName::ClassName(Object& prototype) \ : Error(prototype) \ { \ } JS_ENUMERATE_NATIVE_ERRORS #undef __JS_ENUMERATE }