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/*
This file is part of solidity.
solidity is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
solidity is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with solidity. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file Exceptions.h
* @author Gav Wood <i@gavwood.com>
* @date 2014
*/
#pragma once
#include <exception>
#include <string>
#include <boost/exception/exception.hpp>
#include <boost/exception/info.hpp>
#include <boost/exception/info_tuple.hpp>
#include <boost/exception/diagnostic_information.hpp>
#include <boost/throw_exception.hpp>
#include <boost/tuple/tuple.hpp>
#include "CommonData.h"
#include "FixedHash.h"
namespace dev
{
/// Base class for all exceptions.
struct Exception: virtual std::exception, virtual boost::exception
{
Exception(std::string _message = std::string()): m_message(std::move(_message)) {}
const char* what() const noexcept override { return m_message.empty() ? std::exception::what() : m_message.c_str(); }
/// @returns "FileName:LineNumber" referring to the point where the exception was thrown.
std::string lineInfo() const;
private:
std::string m_message;
};
#define DEV_SIMPLE_EXCEPTION(X) struct X: virtual Exception { const char* what() const noexcept override { return #X; } }
DEV_SIMPLE_EXCEPTION(BadHexCharacter);
DEV_SIMPLE_EXCEPTION(FileError);
// error information to be added to exceptions
using errinfo_invalidSymbol = boost::error_info<struct tag_invalidSymbol, char>;
using errinfo_comment = boost::error_info<struct tag_comment, std::string>;
}
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