unique_cloneable_map.hh

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#ifndef CASM_unique_cloneable_map_HH
#define CASM_unique_cloneable_map_HH
 
#include "casm/misc/cloneable_ptr.hh"
#include "casm/misc/unique_map.hh"
 
namespace notstd {
 
template <typename MapType>
struct GetSecondDereferenced {
  typedef typename MapType::iterator::reference reference;
  typedef typename MapType::iterator::value_type::second_type::reference
      result_type;
 
  GetSecondDereferenced() {}
 
  result_type operator()(reference pair) const { return *(pair.second); }
};
 
template <typename MapType>
struct GetSecondDereferencedConst {
  typedef typename MapType::const_iterator::reference reference;
  typedef const typename MapType::const_iterator::value_type::second_type::
      reference result_type;
 
  GetSecondDereferencedConst() {}
 
  result_type operator()(reference pair) const { return *(pair.second); }
};
 
template <typename KeyType, typename ValueType,
          typename MapType = std::map<KeyType, cloneable_ptr<ValueType> > >
using unique_cloneable_map =
    unique_map<KeyType, ValueType, MapType, GetSecondDereferenced<MapType>,
               GetSecondDereferencedConst<MapType> >;
 
}  // namespace notstd
 
#endif