iterator_macros.h

// Description: Iterator macros
// Documentation: iterator.txt

#ifndef PASTELSYS_ITERATOR_MACROS_H
#define PASTELSYS_ITERATOR_MACROS_H

#define PASTEL_ITERATOR_FUNCTIONS_PREFIX(prefix, name, assign) \
   prefix##Iterator name() noexcept \
   { \
       return prefix##Iterator(assign); \
   } \
   \
   PASTEL_CONST_ITERATOR_FUNCTIONS_PREFIX(prefix, name, assign)

#define PASTEL_CONST_ITERATOR_FUNCTIONS_PREFIX(prefix, name, assign) \
   prefix##ConstIterator name() const noexcept \
   { \
       return prefix##ConstIterator(assign); \
   } \
   \
   prefix##ConstIterator c##name() const noexcept \
   { \
       return prefix##ConstIterator(assign); \
   }

#define PASTEL_ITERATOR_FUNCTIONS(name, assign) \
   PASTEL_ITERATOR_FUNCTIONS_PREFIX(, name, assign)

#define PASTEL_CONST_ITERATOR_FUNCTIONS(name, assign) \
   PASTEL_CONST_ITERATOR_FUNCTIONS_PREFIX(, name, assign)

#define PASTEL_RANGE_FUNCTIONS_PREFIX(prefix, name, begin_, end_) \
   prefix##Range name() noexcept \
   { \
       return prefix##Range( begin_ (), end_ ()); \
   } \
   \
   PASTEL_CONST_RANGE_FUNCTIONS_PREFIX(prefix, name, begin_, end_)

#define PASTEL_CONST_RANGE_FUNCTIONS_PREFIX(prefix, name, begin_, end_) \
   prefix##ConstRange c##name() const noexcept \
   { \
       return prefix##ConstRange( c##begin_ (), c##end_ ()); \
   }

#define PASTEL_RANGE_FUNCTIONS(name, begin, end) \
   PASTEL_RANGE_FUNCTIONS_PREFIX(, name, begin, end)

#define PASTEL_CONST_RANGE_FUNCTIONS(name, begin, end) \
   PASTEL_CONST_RANGE_FUNCTIONS_PREFIX(, name, begin, end)

#define PASTEL_RANGE_ALGORITHM(FunctionName, Name) \
   class Name \
   { \
   public: \
       template <typename Range> \
       void operator()(const Range& range) const \
       { \
           FunctionName(range); \
       } \
   };

#endif