1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
|
// Copyright 2017-2022 The Mumble Developers. All rights reserved.
// Use of this source code is governed by a BSD-style license
// that can be found in the LICENSE file at the root of the
// Mumble source tree or at <https://www.mumble.info/LICENSE>.
#ifndef MUMBLE_UTIL_H_
#define MUMBLE_UTIL_H_
#include <algorithm>
#include <string>
#include <vector>
/// Returns true if |path| is an absolute path.
/// Returns false if |path| is not an absolute path.
static inline bool isAbsPath(const std::string &path) {
return path.find("\\") != std::string::npos;
}
/// Convert the string |s| to lowercase and return it.
static inline std::string slowercase(std::string s) {
std::transform(s.begin(), s.end(), s.begin(), tolower);
return s;
}
/// Convert all entries of |vec| to lowercase and return the resulting vector.
static inline std::vector< std::string > vlowercase(std::vector< std::string > vec) {
std::transform(vec.begin(), vec.end(), vec.begin(), slowercase);
return vec;
}
/// Merge |v1| and |v2| and return the result.
template< typename T > static inline std::vector< T > vmerge(std::vector< T > v1, const std::vector< T > &v2) {
v1.insert(v1.end(), v2.begin(), v2.end());
return v1;
}
/// Filter out all entries of |vremove| from |v| and return the result.
template< typename T >
static inline std::vector< T > vexclude(const std::vector< T > &v, const std::vector< T > &vremove) {
std::vector< T > out;
std::set_difference(v.begin(), v.end(), vremove.begin(), vremove.end(), std::inserter(out, out.begin()));
return out;
}
/// Find the intersection between |v1| and |v2| and return the result.
template< typename T >
static inline std::vector< T > vintersect(const std::vector< T > &v1, const std::vector< T > &v2) {
std::vector< T > out;
std::set_intersection(v1.begin(), v1.end(), v2.begin(), v2.end(), std::inserter(out, out.begin()));
return out;
}
#endif
|
