aboutsummaryrefslogtreecommitdiffstats
path: root/contrib/libs/yaml-cpp/include/yaml-cpp/ostream_wrapper.h
blob: bf79511d16582884d32fbc08a31f221d935b5d7c (plain) (blame)
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
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
#ifndef OSTREAM_WRAPPER_H_62B23520_7C8E_11DE_8A39_0800200C9A66 
#define OSTREAM_WRAPPER_H_62B23520_7C8E_11DE_8A39_0800200C9A66 
 
#if defined(_MSC_VER) ||                                            \ 
    (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \ 
     (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4 
#pragma once 
#endif 
 
#include <string> 
#include <vector> 
 
#include "yaml-cpp/dll.h" 
 
namespace YAML { 
class YAML_CPP_API ostream_wrapper { 
 public: 
  ostream_wrapper(); 
  explicit ostream_wrapper(std::ostream& stream); 
  ~ostream_wrapper(); 
 
  void write(const std::string& str); 
  void write(const char* str, std::size_t size); 
 
  void set_comment() { m_comment = true; } 
 
  const char* str() const { 
    if (m_pStream) { 
      return 0; 
    } else { 
      m_buffer[m_pos] = '\0'; 
      return &m_buffer[0]; 
    } 
  } 
 
  std::size_t row() const { return m_row; } 
  std::size_t col() const { return m_col; } 
  std::size_t pos() const { return m_pos; } 
  bool comment() const { return m_comment; } 
 
 private: 
  void update_pos(char ch); 
 
 private: 
  mutable std::vector<char> m_buffer; 
  std::ostream* const m_pStream; 
 
  std::size_t m_pos; 
  std::size_t m_row, m_col; 
  bool m_comment; 
}; 
 
template <std::size_t N> 
inline ostream_wrapper& operator<<(ostream_wrapper& stream, 
                                   const char(&str)[N]) { 
  stream.write(str, N - 1); 
  return stream; 
} 
 
inline ostream_wrapper& operator<<(ostream_wrapper& stream, 
                                   const std::string& str) { 
  stream.write(str); 
  return stream; 
} 
 
inline ostream_wrapper& operator<<(ostream_wrapper& stream, char ch) { 
  stream.write(&ch, 1); 
  return stream; 
} 
} 
 
#endif  // OSTREAM_WRAPPER_H_62B23520_7C8E_11DE_8A39_0800200C9A66