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// Copyright Contributors to the DNF5 project.
// Copyright Contributors to the libdnf project.
// SPDX-License-Identifier: LGPL-2.1-or-later
//
// This file is part of libdnf: https://github.com/rpm-software-management/libdnf/
//
// Libdnf is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 2.1 of the License, or
// (at your option) any later version.
//
// Libdnf 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with libdnf. If not, see <https://www.gnu.org/licenses/>.
#ifndef LIBDNF5_UTILS_CONVERT_HPP
#define LIBDNF5_UTILS_CONVERT_HPP
#include <ctype.h>
#include <string>
namespace libdnf5::utils {
/// @brief Convert an input text to a lowercase version.
///
/// @param source Input text to be converted
/// @return New string containing the input text in lowercase
inline std::string to_lowercase(const std::string & source) {
auto length = source.size();
std::string result;
result.reserve(length);
for (unsigned index = 0; index < length; ++index) {
result += static_cast<char>(tolower(source[index]));
}
return result;
}
} // namespace libdnf5::utils
#endif // LIBDNF5_UTILS_CONVERT_HPP
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