mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
75 lines
2.6 KiB
C++
75 lines
2.6 KiB
C++
/*
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This file is part of solidity.
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solidity is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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solidity is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with solidity. If not, see <http://www.gnu.org/licenses/>.
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*/
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// SPDX-License-Identifier: GPL-3.0
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#pragma once
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#include <boost/exception/exception.hpp>
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#include <boost/exception/info.hpp>
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#include <boost/exception/info_tuple.hpp>
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#include <boost/exception/diagnostic_information.hpp>
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#include <exception>
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#include <string>
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namespace solidity::util
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{
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/// Base class for all exceptions.
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struct Exception: virtual std::exception, virtual boost::exception
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{
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char const* what() const noexcept override;
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/// @returns "FileName:LineNumber" referring to the point where the exception was thrown.
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std::string lineInfo() const;
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/// @returns the errinfo_comment of this exception.
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std::string const* comment() const noexcept;
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};
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/// Throws an exception with a given description and extra information about the location the
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/// exception was thrown from.
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/// @param _exceptionType The type of the exception to throw (not an instance).
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/// @param _description The message that describes the error.
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#define solThrow(_exceptionType, _description) \
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::boost::throw_exception( \
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_exceptionType() << \
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::solidity::util::errinfo_comment(_description) << \
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::boost::throw_function(ETH_FUNC) << \
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::boost::throw_file(__FILE__) << \
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::boost::throw_line(__LINE__) \
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)
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/// Defines an exception type that's meant to signal a specific condition and be caught rather than
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/// unwind the stack all the way to the top-level exception handler and interrupt the program.
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/// As such it does not carry a message - the code catching it is expected to handle it without
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/// letting it escape.
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#define DEV_SIMPLE_EXCEPTION(X) struct X: virtual ::solidity::util::Exception { const char* what() const noexcept override { return #X; } }
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DEV_SIMPLE_EXCEPTION(InvalidAddress);
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DEV_SIMPLE_EXCEPTION(BadHexCharacter);
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DEV_SIMPLE_EXCEPTION(BadHexCase);
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DEV_SIMPLE_EXCEPTION(FileNotFound);
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DEV_SIMPLE_EXCEPTION(NotAFile);
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DEV_SIMPLE_EXCEPTION(DataTooLong);
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DEV_SIMPLE_EXCEPTION(StringTooLong);
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// error information to be added to exceptions
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using errinfo_comment = boost::error_info<struct tag_comment, std::string>;
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}
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