query/include/matador/utils/constraints.hpp

38 lines
1.1 KiB
C++

#ifndef QUERY_CONSTRAINTS_HPP
#define QUERY_CONSTRAINTS_HPP
namespace matador::utils {
enum class constraints : unsigned char {
NONE = 0,
INDEX = 1 << 1,
UNIQUE = 1 << 2,
PRIMARY_KEY = 1 << 3,
FOREIGN_KEY = 1 << 4,
DEFAULT = 1 << 5,
AUTO_INCREMENT = 1 << 6
};
//static std::unordered_map<constraints, std::string> constraints_to_name_map();
inline constraints operator|(constraints a, constraints b)
{
return static_cast<constraints>(static_cast<unsigned int>(a) | static_cast<unsigned int>(b));
}
inline constraints operator&(constraints a, constraints b)
{
return static_cast<constraints>(static_cast<unsigned int>(a) & static_cast<unsigned int>(b));
}
inline constraints& operator|= (constraints& a, constraints b) { return (constraints&)((int&)a |= (int)b); }
inline constraints& operator&= (constraints& a, constraints b) { return (constraints&)((int&)a &= (int)b); }
inline bool is_constraint_set(constraints source, constraints needle)
{
return static_cast<int>(source & needle) > 0;
}
}
#endif //QUERY_CONSTRAINTS_HPP