FunctionWrapper.h

#pragma once
 
#include <any>
#include <functional>
 
class FunctionWrapper {
public:
    FunctionWrapper() = default;
 
    FunctionWrapper(FunctionWrapper&& other) = default;
 
    FunctionWrapper(const FunctionWrapper& other) = default;
 
    FunctionWrapper& operator=(const FunctionWrapper& other) = default;
 
    FunctionWrapper& operator=(FunctionWrapper&& other) = default;
 
    template <typename T>
    FunctionWrapper(T&& myFunctionObject) : _myFunction{std::function(myFunctionObject)} {}
 
    template <class R, class... Args>
    auto get() const {
        return std::any_cast<std::function<R(Args...)>>(_myFunction);
    }
 
private:
    std::any _myFunction;
};