external_libraries/yaml-cpp-0.2.6/include/yaml-cpp/conversion.h

   1 #ifndef CONVERSION_H_62B23520_7C8E_11DE_8A39_0800200C9A66
   2 #define CONVERSION_H_62B23520_7C8E_11DE_8A39_0800200C9A66
   3
   4 #if !defined(__GNUC__) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || (__GNUC__ >= 4) // GCC supports "pragma once" correctly since 3.4
   5 #pragma once
   6 #endif
   7
   8
   9 #include "yaml-cpp/null.h"
  10 #include "yaml-cpp/traits.h"
  11 #include <string>
  12 #include <sstream>
  13
  14 namespace YAML
  15 {
  16         inline bool Convert(const std::string& input, std::string& output) {
  17                 output = input;
  18                 return true;
  19         }
  20
  21         YAML_CPP_API bool Convert(const std::string& input, bool& output);
  22         YAML_CPP_API bool Convert(const std::string& input, _Null& output);
  23
  24         template <typename T>
  25         inline bool Convert(const std::string& input, T& output, typename enable_if<is_numeric<T> >::type * = 0) {
  26                 std::stringstream stream(input);
  27                 stream.unsetf(std::ios::dec);
  28                 stream >> output;
  29                 return !!stream;
  30         }
  31 }
  32
  33 #endif // CONVERSION_H_62B23520_7C8E_11DE_8A39_0800200C9A66