I'm attempting to write a simple ScopeGuard based on Alexandrescu concepts but with c++11 idioms. namespace RAII { template< typename Lambda > class ScopeGuard { mutable bool committed;...

I came across this article written by Andrei Alexandrescu and Petru Marginean many years ago, which presents and discusses a utility class called ScopeGuard for writing exception-safe code. I'd lik...

Running a lambda on scope exit seems like such a basic thing, I would expect it to be standardized. Things like unique_ptr are better, when they apply, but I find there is an endless supply of "one...

Every looked at scope guard so far has a guard boolean variable. For example, see this discussion: The simplest and neatest c++11 ScopeGuard But a simple guard works (gcc 4.9, clang 3.6.0): templ...

Is it the caller or the callee copying or moving the return value of a function? For example, if I want to implement the pop() function of a queue, like this template <typename T> class que...

Many people are no doubt familiar with Mr. Alexandrescus ScopeGuard template (now part of Loki) and the new version ScopeGuard11 presented here: http://channel9.msdn.com/Shows/Going+Deep/C-an...

I've written a RAII wrapper for C function pairs which initialize and release resources and it serves me well for most cases. #include <GL/glfw.h> #include <string> #include <functi...