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/*
* Copyright (c) 2021 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef RTC_BASE_STRINGS_STR_JOIN_H_
#define RTC_BASE_STRINGS_STR_JOIN_H_
#include <string>
#include "absl/strings/string_view.h"
#include "rtc_base/strings/string_builder.h"
namespace webrtc {
template <typename Range>
std::string StrJoin(const Range& seq, absl::string_view delimiter) {
rtc::StringBuilder sb;
int idx = 0;
for (const typename Range::value_type& elem : seq) {
if (idx > 0) {
sb << delimiter;
}
sb << elem;
++idx;
}
return sb.Release();
}
template <typename Range, typename Functor>
std::string StrJoin(const Range& seq,
absl::string_view delimiter,
const Functor& fn) {
rtc::StringBuilder sb;
int idx = 0;
for (const typename Range::value_type& elem : seq) {
if (idx > 0) {
sb << delimiter;
}
fn(sb, elem);
++idx;
}
return sb.Release();
}
} // namespace webrtc
#endif // RTC_BASE_STRINGS_STR_JOIN_H_