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/*
* Copyright (c) 2017-2019 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <algorithm>
#include <cctype>
#include <locale>
#include <string>
namespace utils {
/**
* Trim from start (in place)
*/
static inline void ltrim(std::string &s) {
s.erase(s.begin(), std::find_if(s.begin(), s.end(),
[](int ch) { return !std::isspace(ch); }));
}
/**
* Trim from end (in place)
*/
static inline void rtrim(std::string &s) {
s.erase(std::find_if(s.rbegin(), s.rend(),
[](int ch) { return !std::isspace(ch); })
.base(),
s.end());
}
/**
* Trim from both ends (in place)
*/
static inline void trim(std::string &s) {
ltrim(s);
rtrim(s);
}
/**
* Trim from start (make a copy)
*/
static inline std::string ltrim_copy(std::string s) {
ltrim(s);
return s;
}
/**
* Trim from end (make a copy)
*/
static inline std::string rtrim_copy(std::string s) {
rtrim(s);
return s;
}
/**
* Trim from both ends (make a copy)
*/
static inline std::string trim_copy(std::string s) {
trim(s);
return s;
}
}
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