b6bef6b688
Produce JS-visible string results as UTF-16 at their source, including numeric formatting, BigInt and BigFraction formatting, URI encoding, console formatting, parser errors, regular expression errors, Intl and Temporal records, LibUnicode locale boundaries, and LibWeb bindings. Handle fractional radix formatting through the UTF-16 builder view.
130 lines
5.1 KiB
C++
130 lines
5.1 KiB
C++
/*
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* Copyright (c) 2020-2025, Andreas Kling <andreas@ladybird.org>
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* Copyright (c) 2021-2023, Linus Groh <linusg@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/Completion.h>
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#include <LibJS/Runtime/Error.h>
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#include <LibJS/Runtime/GlobalObject.h>
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namespace JS {
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GC_DEFINE_ALLOCATOR(Error);
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GC::Ref<Error> Error::create(Realm& realm)
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{
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return realm.create<Error>(realm.intrinsics().error_prototype());
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}
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GC::Ref<Error> Error::create(Realm& realm, Utf16String message)
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{
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auto error = Error::create(realm);
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error->set_message(move(message));
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return error;
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}
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GC::Ref<Error> Error::create(Realm& realm, Utf16View message)
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{
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auto error = Error::create(realm);
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error->set_message(message);
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return error;
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}
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GC::Ref<Error> Error::create(Realm& realm, StringView message)
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{
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return create(realm, Utf16String::from_utf8(message));
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}
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Utf16String Error::stack_string(CompactTraceback compact) const
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{
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return ErrorData::stack_string(compact);
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}
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Error::Error(Object& prototype)
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: Object(ConstructWithPrototypeTag::Tag, prototype)
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, ErrorData(prototype.vm())
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{
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}
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void Error::visit_edges(Visitor& visitor)
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{
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Base::visit_edges(visitor);
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ErrorData::visit_edges(visitor);
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}
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size_t Error::external_memory_size() const
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{
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return Object::external_memory_size() + ErrorData::external_memory_size();
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}
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// 20.5.8.1 InstallErrorCause ( O, options ), https://tc39.es/ecma262/#sec-installerrorcause
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ThrowCompletionOr<void> Error::install_error_cause(Value options)
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{
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auto& vm = this->vm();
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// 1. If Type(options) is Object and ? HasProperty(options, "cause") is true, then
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if (options.is_object() && TRY(options.as_object().has_property(vm.names.cause))) {
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// a. Let cause be ? Get(options, "cause").
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auto cause = TRY(options.as_object().get(vm.names.cause));
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// b. Perform CreateNonEnumerableDataPropertyOrThrow(O, "cause", cause).
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create_non_enumerable_data_property_or_throw(vm.names.cause, cause);
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}
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// 2. Return unused.
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return {};
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}
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void Error::set_message(Utf16String message)
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{
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auto& vm = this->vm();
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u8 attr = Attribute::Writable | Attribute::Configurable;
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define_direct_property(vm.names.message, PrimitiveString::create(vm, move(message)), attr);
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}
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void Error::set_message(Utf16View message)
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{
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auto& vm = this->vm();
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u8 attr = Attribute::Writable | Attribute::Configurable;
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define_direct_property(vm.names.message, PrimitiveString::create(vm, message), attr);
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}
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#define __JS_ENUMERATE(ClassName, snake_name, PrototypeName, ConstructorName, ArrayType) \
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GC_DEFINE_ALLOCATOR(ClassName); \
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GC::Ref<ClassName> ClassName::create(Realm& realm) \
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{ \
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return realm.create<ClassName>(realm.intrinsics().snake_name##_prototype()); \
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} \
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\
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GC::Ref<ClassName> ClassName::create(Realm& realm, Utf16String message) \
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{ \
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auto error = ClassName::create(realm); \
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error->set_message(move(message)); \
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return error; \
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} \
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\
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GC::Ref<ClassName> ClassName::create(Realm& realm, Utf16View message) \
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{ \
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auto error = ClassName::create(realm); \
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error->set_message(message); \
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return error; \
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} \
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\
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GC::Ref<ClassName> ClassName::create(Realm& realm, StringView message) \
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{ \
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return create(realm, Utf16String::from_utf8(message)); \
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} \
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\
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ClassName::ClassName(Object& prototype) \
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: Error(prototype) \
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{ \
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}
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JS_ENUMERATE_NATIVE_ERRORS
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#undef __JS_ENUMERATE
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}
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