ladybird/Libraries/LibJS/Runtime/Error.h
2020-04-18 10:28:22 +02:00

70 lines
3.1 KiB
C++

/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <AK/FlyString.h>
#include <LibJS/Runtime/Object.h>
namespace JS {
class Error : public Object {
public:
static Error* create(GlobalObject&, const FlyString& name, const String& message);
Error(const FlyString& name, const String& message, Object& prototype);
virtual ~Error() override;
const FlyString& name() const { return m_name; }
const String& message() const { return m_message; }
void set_name(const FlyString& name) { m_name = name; }
private:
virtual bool is_error() const final { return true; }
virtual const char* class_name() const override { return "Error"; }
FlyString m_name;
String m_message;
};
#define DECLARE_ERROR_SUBCLASS(ClassName, snake_name, PrototypeName, ConstructorName) \
class ClassName final : public Error { \
public: \
static ClassName* create(GlobalObject&, const String& message); \
\
ClassName(const String& message, Object& prototype); \
virtual ~ClassName() override; \
\
private: \
virtual const char* class_name() const override; \
};
#define __JS_ENUMERATE(ClassName, snake_name, PrototypeName, ConstructorName) \
DECLARE_ERROR_SUBCLASS(ClassName, snake_name, PrototypeName, ConstructorName)
JS_ENUMERATE_ERROR_SUBCLASSES
#undef __JS_ENUMERATE
}