53 lines
1.7 KiB
C++
53 lines
1.7 KiB
C++
/*
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* Copyright (C) 2008-2016 TrinityCore <http://www.trinitycore.org/>
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* Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __STRING_FORMAT_H__
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#define __STRING_FORMAT_H__
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#include <memory>
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#include <iostream>
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#include <string>
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#include <cstdio>
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namespace Trinity
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{
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/// Default TC string format function.
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template<typename... Args>
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inline std::string StringFormat(const std::string& format, Args const&... args)
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{
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size_t size = std::snprintf(nullptr, 0, format.c_str(), args ...) + 1; // Extra space for '\0'
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unique_ptr<char[]> buf(new char[size]);
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std::snprintf(buf.get(), size, format.c_str(), args ...);
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return std::string(buf.get(), buf.get() + size - 1); // We don
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}
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/// Returns true if the given char pointer is null.
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inline bool IsFormatEmptyOrNull(const char* fmt)
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{
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return fmt == nullptr;
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}
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/// Returns true if the given std::string is empty.
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inline bool IsFormatEmptyOrNull(std::string const& fmt)
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{
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return fmt.empty();
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}
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}
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#endif
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