kawaii c++

gistfile1.cpp

//  http://ideone.com/ZmrJtE
#include <iostream>
#include <functional>

using namespace std;
using namespace std::placeholders;


template <typename A, typename B, typename C>
function<C(B)> operator^(A a, function<C(A,B)> fun){
    return bind(fun, a, _1); //partial application
}

template <typename B, typename C>
C operator^(function<C(B)> fun, B b){
    return fun(b);
}



int main(int, char**)
{
    //it seems impossible to get std::function with generic type or type inference at place
    //probably second (type inference) we may get with boost make_function(function)
    std::function<string(string,string)> __ = [](auto a, auto b){return a + " ^_^ " + b;};
    string a = "a", b = "b", c = "c";

    cout << (a   ^__^   b   ^__^   c);
    
    return 0;
}