| // Copyright 2020 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "util/std_util.h" |
| |
| namespace openscreen { |
| |
| std::string Join(const std::vector<std::string>& strings, |
| const char* delimiter) { |
| size_t size_to_reserve = 0; |
| for (const auto& piece : strings) { |
| size_to_reserve += piece.length(); |
| } |
| std::string out; |
| out.reserve(size_to_reserve); |
| auto it = strings.begin(); |
| out += *it; |
| for (++it; it != strings.end(); ++it) { |
| out += delimiter + *it; |
| } |
| |
| return out; |
| } |
| |
| } // namespace openscreen |