hpp-util  4.14.0
Debugging tools for the HPP project.
string.hh
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33 
34 #ifndef HPP_UTIL_STRING_HH
35 #define HPP_UTIL_STRING_HH
36 #include <algorithm>
37 #include <cstring>
38 #include <hpp/util/config.hh>
39 #include <iterator>
40 #include <string>
41 #include <vector>
42 
43 namespace hpp {
44 namespace util {
45 
46 template <typename InputIt, typename Predicate>
47 bool string_split(InputIt first, InputIt last, const char& c, Predicate p) {
48  while (true) {
49  InputIt next = std::find(first, last, c);
50  if (p(first, next)) return true;
51  if (next == last) return false;
52  first = std::next(next);
53  }
54 }
55 
56 template <typename InputIt, typename Predicate>
57 bool string_split(InputIt first, InputIt last, const char* c, Predicate p) {
58  auto n = std::strlen(c);
59  while (true) {
60  InputIt next = std::find_if(first, last, [&c, &n](char l) -> bool {
61  return c + n != std::find(c, c + n, l);
62  });
63  if (p(first, next)) return true;
64  if (next == last) return false;
65  first = std::next(next);
66  }
67 }
68 
69 template <typename InputIt>
70 std::vector<std::string> string_split(InputIt first, InputIt last,
71  const char& c) {
72  std::vector<std::string> strings;
73  string_split(first, last, c, [&strings](InputIt begin, InputIt end) {
74  strings.emplace_back(&(*begin), std::distance(begin, end));
75  return false;
76  });
77  return strings;
78 }
79 
80 template <typename InputIt>
81 std::vector<std::string> string_split(InputIt first, InputIt last,
82  const char* c) {
83  std::vector<std::string> strings;
84  string_split(first, last, c, [&strings](InputIt begin, InputIt end) {
85  strings.emplace_back(&(*begin), std::distance(begin, end));
86  return false;
87  });
88  return strings;
89 }
90 
91 inline bool iequal(const std::string& a, const std::string& b) {
92  return (a.size() == b.size()) &&
93  std::equal(a.begin(), a.end(), b.begin(), [](char a, char b) -> bool {
94  return std::tolower(a) == std::tolower(b);
95  });
96 }
97 
98 } // end of namespace util.
99 } // end of namespace hpp.
100 
101 #endif
bool iequal(const std::string &a, const std::string &b)
Definition: string.hh:91
bool string_split(InputIt first, InputIt last, const char &c, Predicate p)
Definition: string.hh:47
Definition: assertion.hh:45