probably, but in any case it has to be implemented using existing idioms, not repeating code, which was the core of my point. crap. I really need to turn off my computer or I will continue watching mails ;)
Esteban > On 05 Jan 2015, at 17:25, Tudor Girba <tu...@tudorgirba.com> wrote: > > Hi, > > As discussed in this thread, I do not see a reason for implementing this > method in Object. > > Having it in Collection/UndefinedObject can make some sense (although I do > not really like it) for working with variables that can be either collection > or nil. > > Cheers, > Doru > > > > On Mon, Jan 5, 2015 at 8:59 PM, Esteban Lorenzano <esteba...@gmail.com > <mailto:esteba...@gmail.com>> wrote: > in any case, we already have the idiom #isEmptyOrNil (btw, in pharo4 it was > removed from Object and I don’t know why, but is still in Collection and in > UndefinedObject). > So, in case of adding it, the correct implementation should be: > > 1) restore Object>>#isEmptyOrNil ^ false > 2) implement: > > Object>>#ifEmptyOrNil: aBlock > self isEmptyOrNil ifTrue: aBlock. > ^ self > > which IMO is the clean way to implement such idiom. > > said that, I will go back to my vacations :) > > Esteban > > >> On 05 Jan 2015, at 15:47, Esteban A. Maringolo <emaring...@gmail.com >> <mailto:emaring...@gmail.com>> wrote: >> >> El Mon Jan 05 2015 at 3:36:50 PM, stepharo <steph...@free.fr >> <mailto:steph...@free.fr>> escribió: >> >> This is not because some people may not know how to program in other >> languages that we should copy that. >> >> I share your "taste" for this kind of code. >> >> But this purist approach raises the bar leaving out a lot of developers with >> poor design/modelling skills. The more 1:1 mappings they can bring in from >> their previous language of choice, the better, and higher the odds they'll >> clinge on Pharo and continue using it. >> >> To make both "sides" of this discussion happy I think the base image >> shouldn't include this, and there can be an extra package with these >> "language" extensions. >> >> Regards! >> > > > > > -- > www.tudorgirba.com <http://www.tudorgirba.com/> > > "Every thing has its own flow"
