35 lines
807 B
C++
35 lines
807 B
C++
// Copyright 2015-2017 Hans Dembinski
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//
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt
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// or copy at http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_HISTOGRAM_DETAIL_CAT_HPP
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#define BOOST_HISTOGRAM_DETAIL_CAT_HPP
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#include <boost/config.hpp>
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#include <sstream>
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namespace boost {
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namespace histogram {
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namespace detail {
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BOOST_ATTRIBUTE_UNUSED inline void cat_impl(std::ostringstream&) {}
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template <typename T, typename... Ts>
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void cat_impl(std::ostringstream& os, const T& t, const Ts&... ts) {
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os << t;
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cat_impl(os, ts...);
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}
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template <typename... Ts>
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std::string cat(const Ts&... args) {
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std::ostringstream os;
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cat_impl(os, args...);
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return os.str();
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}
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} // namespace detail
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} // namespace histogram
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} // namespace boost
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#endif
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