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/* The following code example is taken from the book
* "C++ Templates - The Complete Guide"
* by David Vandevoorde and Nicolai M. Josuttis, Addison-Wesley, 2002
*
* (C) Copyright David Vandevoorde and Nicolai M. Josuttis 2002.
* Permission to copy, use, modify, sell and distribute this software
* is granted provided this copyright notice appears in all copies.
* This software is provided "as is" without express or implied
* warranty, and with no claim as to its suitability for any purpose.
*/
#include <iostream>
#include "isclasst.hpp"
class MyClass {
};
struct MyStruct {
};
union MyUnion {
};
void myfunc()
{
}
enum E { e1 } e;
// check by passing type as template argument
template <typename T>
void check()
{
if (IsClassT<T>::Yes) {
std::cout << " IsClassT " << std::endl;
}
else {
std::cout << " !IsClassT " << std::endl;
}
}
// check by passing type as function call argument
template <typename T>
void checkT (T)
{
check<T>();
}
int main()
{
std::cout << "int: ";
check<int>();
std::cout << "MyClass: ";
check<MyClass>();
std::cout << "MyStruct:";
MyStruct s;
checkT(s);
std::cout << "MyUnion: ";
check<MyUnion>();
std::cout << "enum: ";
checkT(e);
std::cout << "myfunc():";
checkT(myfunc);
}
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