// Copyright 2013 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.
#ifndef LIBRARIES_SDK_UTIL_STRING_UTIL_H_
#define LIBRARIES_SDK_UTIL_STRING_UTIL_H_
#include <string>
#include <vector>
namespace sdk_util {
// Splits |str| into a vector of strings delimited by |c|, placing the results
// in |r|. If several instances of |c| are contiguous, or if |str| begins with
// or ends with |c|, then an empty string is inserted. If |str| is empty, then
// no strings are inserted.
//
// NOTE: Unlike Chrome's base::SplitString, this DOES NOT trim white space.
inline void SplitString(const std::string& str,
char c,
std::vector<std::string>* r) {
r->clear();
size_t last = 0;
size_t size = str.size();
for (size_t i = 0; i <= size; ++i) {
if (i == size || str[i] == c) {
std::string tmp(str, last, i - last);
// Avoid converting an empty source string into a vector of one empty
// string.
if (i != size || !r->empty() || !tmp.empty())
r->push_back(tmp);
last = i + 1;
}
}
}
} // namespace sdk_util
#endif // LIBRARIES_SDK_UTIL_STRING_UTIL_H_