On Wed, Sep 2, 2009 at 4:13 PM, Simen Kjaeraas<[email protected]> wrote: > Danny Wilson <[email protected]> wrote: > >> Op Wed, 02 Sep 2009 21:39:28 +0200 schreef Andrei Alexandrescu >> <[email protected]>: >> >>> I plan to add a Nullable struct to Phobos (akin to C#'s Nullable, Boost's >>> Optional). >>> >>> Apparently a good design is to define Optional!T with a minimum of member >>> functions (ideally none) and have it use the "alias this" feature to >>> masquerade as a T. That way Optional!T looks and feels much like a T, except >>> that it supports a function >>> >>> bool isNull(T)(Optional!T value); >>> >>> Am I on the right track? If so, what is the name you'd prefer for this >>> artifact? >>> >>> >>> Andrei >> >> >> How about: Maybe!T >> >> >> Got that from Haskell :-) > > I also feel the bikeshed should be colored 'Maybe'.
Thirded!
