mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
55 lines
2.0 KiB
C++
55 lines
2.0 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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/** @file CommonIO.h
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* @author Gav Wood <i@gavwood.com>
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* @date 2014
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*
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* File & stream I/O routines.
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*/
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#pragma once
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#include <sstream>
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#include <string>
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#include "Common.h"
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namespace dev
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{
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/// Retrieve and returns the contents of the given file as a std::string.
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/// If the file doesn't exist or isn't readable, returns an empty container / bytes.
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std::string contentsString(std::string const& _file);
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/// Write the given binary data into the given file, replacing the file if it pre-exists.
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/// Throws exception on error.
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/// @param _writeDeleteRename useful not to lose any data: If set, first writes to another file in
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/// the same directory and then moves that file.
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void writeFile(std::string const& _file, bytesConstRef _data, bool _writeDeleteRename = false);
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/// Write the given binary data into the given file, replacing the file if it pre-exists.
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inline void writeFile(std::string const& _file, bytes const& _data, bool _writeDeleteRename = false) { writeFile(_file, bytesConstRef(&_data), _writeDeleteRename); }
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inline void writeFile(std::string const& _file, std::string const& _data, bool _writeDeleteRename = false) { writeFile(_file, bytesConstRef(_data), _writeDeleteRename); }
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/// Converts arbitrary value to string representation using std::stringstream.
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template <class _T>
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std::string toString(_T const& _t)
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{
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std::ostringstream o;
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o << _t;
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return o.str();
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}
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}
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