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// OpenVPN -- An application to securely tunnel IP networks
// over a single port, with support for SSL/TLS-based
// session authentication and key exchange,
// packet encryption, packet authentication, and
// packet compression.
//
// Copyright (C) 2012-2022 OpenVPN Inc.
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License Version 3
// as published by the Free Software Foundation.
//
// This program 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program in the COPYING file.
// If not, see <http://www.gnu.org/licenses/>.
#pragma once
#include <string>
#include <openvpn/common/stringtempl2.hpp>
namespace openvpn {
namespace json {
// format name.title but omit .title if title is empty
template <typename NAME, typename TITLE>
inline std::string fmt_name(const NAME &name, const TITLE &title)
{
if (!StringTempl::empty(title))
return StringTempl::to_string(title) + '.' + StringTempl::to_string(name);
else
return StringTempl::to_string(name);
}
// if title is not a number, treat as an ordinary string
template <typename TITLE,
typename std::enable_if<!std::is_arithmetic<TITLE>::value, int>::type = 0>
inline std::string fmt_name_cast(const TITLE &title)
{
return StringTempl::to_string(title);
}
// if title is a number, assume that it is referring to an array element
template <typename TITLE,
typename std::enable_if<std::is_arithmetic<TITLE>::value, int>::type = 0>
inline std::string fmt_name_cast(const TITLE &title)
{
return "element." + StringTempl::to_string(title);
}
} // namespace json
} // namespace openvpn
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