[boost] Re: yet another utility class(es)

From: Aleksey Gurtovoy (alexy_at_[hidden])
Date: 2000-02-16 01:05:45

Joseph Gottman <joegottman_at_[hidden]> wrote:

> > namespace boost {
> > namespace details {
> >
> > template<class T>
> > class auto_restore
> > {
> >   protected:
> >     typedef auto_restore<T> inherited;
> >
> >     auto_restore( T& variable, const T& value )
> >       : variable_( variable )
> >       , value_( value ) {}
> >
> >     ~auto_restore() { variable_ = value_; }
> >
> >   private:
> >     const T value_;
> >     T&      variable_;
> > };
> > } // namespace details
> >
> 
>           Shouldn't value_ be of type T, not const T &?  

It isn't "const T &", it is "const T value_;".
A petty 'const'- correctness :).

-Alexy