external_libraries/yaml-cpp-0.3.0/src/regex.cpp

   1 #include "regex.h"
   2
   3 namespace YAML
   4 {
   5         // constructors
   6         RegEx::RegEx(): m_op(REGEX_EMPTY)
   7         {
   8         }
   9
  10         RegEx::RegEx(REGEX_OP op): m_op(op)
  11         {
  12         }
  13
  14         RegEx::RegEx(char ch): m_op(REGEX_MATCH), m_a(ch)
  15         {
  16         }
  17
  18         RegEx::RegEx(char a, char z): m_op(REGEX_RANGE), m_a(a), m_z(z)
  19         {
  20         }
  21
  22         RegEx::RegEx(const std::string& str, REGEX_OP op): m_op(op)
  23         {
  24                 for(std::size_t i=0;i<str.size();i++)
  25                         m_params.push_back(RegEx(str[i]));
  26         }
  27
  28         // combination constructors
  29         RegEx operator ! (const RegEx& ex)
  30         {
  31                 RegEx ret(REGEX_NOT);
  32                 ret.m_params.push_back(ex);
  33                 return ret;
  34         }
  35
  36         RegEx operator || (const RegEx& ex1, const RegEx& ex2)
  37         {
  38                 RegEx ret(REGEX_OR);
  39                 ret.m_params.push_back(ex1);
  40                 ret.m_params.push_back(ex2);
  41                 return ret;
  42         }
  43
  44         RegEx operator && (const RegEx& ex1, const RegEx& ex2)
  45         {
  46                 RegEx ret(REGEX_AND);
  47                 ret.m_params.push_back(ex1);
  48                 ret.m_params.push_back(ex2);
  49                 return ret;
  50         }
  51
  52         RegEx operator + (const RegEx& ex1, const RegEx& ex2)
  53         {
  54                 RegEx ret(REGEX_SEQ);
  55                 ret.m_params.push_back(ex1);
  56                 ret.m_params.push_back(ex2);
  57                 return ret;
  58         }
  59 }
  60