…ifNone: is a nice idiom, but not always available (in which case, we should think about introducing it)
?? is basically an infix but eager version of #ifNil:, IMHO a pragmatic thing to have; could be quite handy. My only fear is that it could encourage the use of nil instead of proper Null Objects… and here we start bikeshedding On 20 May 2015 at 21:31, Sergio Fedi <[email protected]> wrote: > > In my experience those situations end up been handled by collections, > detect:ifNone: which even handles the case when all defaults are nil. > > But maybe that idiom is very common in another situations. > -- Damien Pollet type less, do more [ | ] http://people.untyped.org/damien.pollet
