Re: [boost] [optional] rebinding references

From: Simon Richter (Simon.Richter_at_[hidden])
Date: 2005-10-18 10:52:55

Hi,

Rob Stewart wrote:

> An optional<T&> should optionally contain a reference to T.
> Either optional<T&> has a T& or it doesn't.  Since T& cannot be
> rebound, neither should optional<T&>'s T& be rebound by
> assignment from another T&.  That said, assigning from none
> restores the optional<T&> to (the equivalent of) its default
> constructed state, so it can bind to a new T&.

I agree on that one. If the developer wanted a pointer, he'd have asked 
for it.

    Simon