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d361221657
Similar to the constructors for ``JS::{Nonnull}GCPtr<T>``, this helper
avoids unnecessary .ptr() clutter when we want to construct Values.
140 lines
5.7 KiB
C++
140 lines
5.7 KiB
C++
/*
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* Copyright (c) 2021-2022, 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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#pragma once
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#include <AK/Diagnostics.h>
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#include <AK/FlyString.h>
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#include <LibWeb/Bindings/PlatformObject.h>
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#include <LibWeb/HTML/Scripting/Environments.h>
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namespace Web::WebIDL {
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// The following have a legacy code value but *don't* produce it as
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// DOMException.code value when used as name (and are therefore omitted here):
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// - DOMStringSizeError (DOMSTRING_SIZE_ERR = 2)
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// - NoDataAllowedError (NO_DATA_ALLOWED_ERR = 6)
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// - ValidationError (VALIDATION_ERR = 16)
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#define ENUMERATE_DOM_EXCEPTION_LEGACY_CODES \
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__ENUMERATE(IndexSizeError, 1) \
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__ENUMERATE(HierarchyRequestError, 3) \
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__ENUMERATE(WrongDocumentError, 4) \
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__ENUMERATE(InvalidCharacterError, 5) \
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__ENUMERATE(NoModificationAllowedError, 7) \
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__ENUMERATE(NotFoundError, 8) \
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__ENUMERATE(NotSupportedError, 9) \
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__ENUMERATE(InUseAttributeError, 10) \
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__ENUMERATE(InvalidStateError, 11) \
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__ENUMERATE(SyntaxError, 12) \
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__ENUMERATE(InvalidModificationError, 13) \
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__ENUMERATE(NamespaceError, 14) \
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__ENUMERATE(InvalidAccessError, 15) \
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__ENUMERATE(TypeMismatchError, 17) \
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__ENUMERATE(SecurityError, 18) \
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__ENUMERATE(NetworkError, 19) \
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__ENUMERATE(AbortError, 20) \
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__ENUMERATE(URLMismatchError, 21) \
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__ENUMERATE(QuotaExceededError, 22) \
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__ENUMERATE(TimeoutError, 23) \
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__ENUMERATE(InvalidNodeTypeError, 24) \
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__ENUMERATE(DataCloneError, 25)
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// https://webidl.spec.whatwg.org/#idl-DOMException-error-names
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// Same order as in the spec document, also matches the legacy codes order above.
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#define ENUMERATE_DOM_EXCEPTION_ERROR_NAMES \
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__ENUMERATE(IndexSizeError) /* Deprecated */ \
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__ENUMERATE(HierarchyRequestError) \
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__ENUMERATE(WrongDocumentError) \
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__ENUMERATE(InvalidCharacterError) \
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__ENUMERATE(NoModificationAllowedError) \
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__ENUMERATE(NotFoundError) \
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__ENUMERATE(NotSupportedError) \
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__ENUMERATE(InUseAttributeError) \
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__ENUMERATE(InvalidStateError) \
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__ENUMERATE(SyntaxError) \
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__ENUMERATE(InvalidModificationError) \
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__ENUMERATE(NamespaceError) \
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__ENUMERATE(InvalidAccessError) /* Deprecated */ \
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__ENUMERATE(TypeMismatchError) /* Deprecated */ \
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__ENUMERATE(SecurityError) \
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__ENUMERATE(NetworkError) \
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__ENUMERATE(AbortError) \
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__ENUMERATE(URLMismatchError) \
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__ENUMERATE(QuotaExceededError) \
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__ENUMERATE(TimeoutError) \
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__ENUMERATE(InvalidNodeTypeError) \
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__ENUMERATE(DataCloneError) \
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__ENUMERATE(EncodingError) \
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__ENUMERATE(NotReadableError) \
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__ENUMERATE(UnknownError) \
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__ENUMERATE(ConstraintError) \
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__ENUMERATE(DataError) \
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__ENUMERATE(TransactionInactiveError) \
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__ENUMERATE(ReadOnlyError) \
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__ENUMERATE(VersionError) \
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__ENUMERATE(OperationError) \
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__ENUMERATE(NotAllowedError)
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static u16 get_legacy_code_for_name(FlyString const& name)
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{
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#define __ENUMERATE(ErrorName, code) \
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if (name == #ErrorName) \
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return code;
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ENUMERATE_DOM_EXCEPTION_LEGACY_CODES
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#undef __ENUMERATE
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return 0;
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}
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// https://webidl.spec.whatwg.org/#idl-DOMException
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class DOMException final : public Bindings::PlatformObject {
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WEB_PLATFORM_OBJECT(DOMException, Bindings::PlatformObject);
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JS_DECLARE_ALLOCATOR(DOMException);
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public:
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static JS::NonnullGCPtr<DOMException> create(JS::Realm& realm, FlyString const& name, FlyString const& message);
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// JS constructor has message first, name second
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// FIXME: This is a completely pointless footgun, let's use the same order for both factories.
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static JS::NonnullGCPtr<DOMException> construct_impl(JS::Realm& realm, FlyString const& message, FlyString const& name);
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virtual ~DOMException() override;
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FlyString const& name() const { return m_name; }
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FlyString const& message() const { return m_message; }
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u16 code() const { return get_legacy_code_for_name(m_name); }
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protected:
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DOMException(JS::Realm&, FlyString const& name, FlyString const& message);
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virtual void initialize(JS::Realm&) override;
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private:
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FlyString m_name;
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FlyString m_message;
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};
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#define __ENUMERATE(ErrorName) \
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class ErrorName final { \
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public: \
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static JS::NonnullGCPtr<DOMException> create(JS::Realm& realm, FlyString const& message) \
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{ \
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return DOMException::create(realm, #ErrorName##_fly_string, message); \
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} \
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};
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ENUMERATE_DOM_EXCEPTION_ERROR_NAMES
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#undef __ENUMERATE
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}
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namespace Web {
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inline JS::Completion throw_completion(JS::NonnullGCPtr<WebIDL::DOMException> exception)
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{
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return JS::throw_completion(JS::Value(exception));
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}
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}
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