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alepez/lambda_on_destructor.cpp

Created October 4, 2018 14:35
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lambda_on_destructor.cpp
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lambda_on_destructor.cpp
#include <iostream>
#include <memory>
struct Foo {
Foo(std::function<void()>&& fun) : f{std::move(fun)} { }
~Foo() { f(); }
std::function<void()> f;
};
int main() {
const Foo t([]() { std::cerr << "Arrivederci\n"; });
std::cerr << "Buongiorno!\n";
}
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