Exceptions.h

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// Aleth: Ethereum C++ client, tools and libraries.
// Copyright 2014-2019 Aleth Authors.
// Licensed under the GNU General Public License, Version 3.
 
#pragma once
 
#include <boost/exception/diagnostic_information.hpp>
#include <boost/exception/errinfo_api_function.hpp>
#include <boost/exception/exception.hpp>
#include <boost/exception/info.hpp>
#include <boost/exception/info_tuple.hpp>
#include <boost/throw_exception.hpp>
#include <boost/tuple/tuple.hpp>
#include <exception>
#include <string>
 
#include "FixedHash.h"
 
namespace dev {
struct Exception : virtual std::exception, virtual boost::exception {
  const char* what() const noexcept override { return boost::diagnostic_information_what(*this); }
};
 
#define DEV_SIMPLE_EXCEPTION(X) \
  struct X : virtual ::dev::Exception {}
 
struct RLPException : virtual Exception {};
#define DEV_SIMPLE_EXCEPTION_RLP(X) \
  struct X : virtual ::dev::RLPException {}
 
DEV_SIMPLE_EXCEPTION_RLP(BadCast);
DEV_SIMPLE_EXCEPTION_RLP(BadRLP);
DEV_SIMPLE_EXCEPTION_RLP(OversizeRLP);
DEV_SIMPLE_EXCEPTION_RLP(UndersizeRLP);
 
DEV_SIMPLE_EXCEPTION(BadHexCharacter);
DEV_SIMPLE_EXCEPTION(NoNetworking);
DEV_SIMPLE_EXCEPTION(NoUPnPDevice);
DEV_SIMPLE_EXCEPTION(RootNotFound);
DEV_SIMPLE_EXCEPTION(BadRoot);
DEV_SIMPLE_EXCEPTION(FileError);
DEV_SIMPLE_EXCEPTION(Overflow);
DEV_SIMPLE_EXCEPTION(FailedInvariant);
DEV_SIMPLE_EXCEPTION(ValueTooLarge);
DEV_SIMPLE_EXCEPTION(UnknownField);
DEV_SIMPLE_EXCEPTION(MissingField);
DEV_SIMPLE_EXCEPTION(WrongFieldType);
DEV_SIMPLE_EXCEPTION(InterfaceNotSupported);
DEV_SIMPLE_EXCEPTION(ExternalFunctionFailure);
DEV_SIMPLE_EXCEPTION(WaitTimeout);
 
// error information to be added to exceptions
using errinfo_invalidSymbol = boost::error_info<struct tag_invalidSymbol, char>;
using errinfo_wrongAddress = boost::error_info<struct tag_address, std::string>;
using errinfo_comment = boost::error_info<struct tag_comment, std::string>;
using errinfo_required = boost::error_info<struct tag_required, bigint>;
using errinfo_got = boost::error_info<struct tag_got, bigint>;
using errinfo_min = boost::error_info<struct tag_min, bigint>;
using errinfo_max = boost::error_info<struct tag_max, bigint>;
using RequirementError = boost::tuple<errinfo_required, errinfo_got>;
using RequirementErrorComment = boost::tuple<errinfo_required, errinfo_got, errinfo_comment>;
using errinfo_hash256 = boost::error_info<struct tag_hash, h256>;
using errinfo_required_h256 = boost::error_info<struct tag_required_h256, h256>;
using errinfo_got_h256 = boost::error_info<struct tag_get_h256, h256>;
using Hash256RequirementError = boost::tuple<errinfo_required_h256, errinfo_got_h256>;
using errinfo_extraData = boost::error_info<struct tag_extraData, bytes>;
using errinfo_externalFunction = boost::errinfo_api_function;
using errinfo_interface = boost::error_info<struct tag_interface, std::string>;
using errinfo_path = boost::error_info<struct tag_path, std::string>;
using errinfo_nodeID = boost::error_info<struct tag_nodeID, h512>;
}  // namespace dev