StaticAssert.hpp

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#ifndef STATIC_ASSERT_DEFINED
#define STATIC_ASSERT_DEFINED
 
#include <math/Complex.hpp>
 
namespace sisi4s {
template <typename T>
class StaticAssert {
public:
  enum { FALSE = false };
};
 
template <typename A, typename B>
class TypeRelations {
public:
  enum { EQUALS = false, POINTER_TO = false, CASTABLE_TO = false };
};
template <typename A>
class TypeRelations<A, A> {
public:
  enum { EQUALS = true, POINTER_TO = false, CASTABLE_TO = true };
};
template <typename A>
class TypeRelations<A *, A> {
public:
  enum { EQUALS = false, POINTER_TO = true, CASTABLE_TO = false };
};
 
template <>
class TypeRelations<int, double> {
public:
  enum { EQUALS = false, POINTER_TO = false, CASTABLE_TO = true };
};
template <>
class TypeRelations<int, complex> {
public:
  enum { EQUALS = false, POINTER_TO = false, CASTABLE_TO = true };
};
template <>
class TypeRelations<double, complex> {
public:
  enum { EQUALS = false, POINTER_TO = false, CASTABLE_TO = true };
};
} // namespace sisi4s
 
#endif