TraitKey.h

#pragma once
 
#include <smithy/Smithy_EXPORTS.h>
 
namespace smithy {
namespace schema {
class SMITHY_API TraitKeyBase {
 public:
  int GetId() const { return m_id; }
 
 protected:
  explicit TraitKeyBase(int id) : m_id(id) {}
 
 private:
  int m_id;
};
 
SMITHY_API int NextTraitKey();
 
template <typename T>
class TraitKey : public TraitKeyBase {
 public:
  static const TraitKey& Instance();
 
 private:
  explicit TraitKey(int id) : TraitKeyBase(id) {}
};
}  // namespace schema
}  // namespace smithy