Le lun. 4 mars 2019 à 03:47, Ben Coman <b...@openinworld.com> a écrit :
> In relation to developing sample solutions for an Exercism exercise, the > following observation was made about class initialization... > > > class is initialized on load - and not when you modify it - so this can > be very confusing for users > > My first thought was to wonder if Quality Assistant could track whether a > class initialize method had been run after it was modified, > and display alerts. > > Alternatively, I wonder if a reasonable pattern would be to > couple class-side lazy initialization > with a pragma to reset a variable when the method is saved... > > MyClass class >> referenceData > <onSaveResetVariable: ReferenceData> > ^ ReferenceData := ReferenceData ifNil: [ 'reference data' ] > > On Mon, 4 Mar 2019 at 14:52, Nicolas Cellier < nicolas.cellier.aka.n...@gmail.com> wrote: > Hi Ben, > It's probably time to revisit > > http://smallissimo.blogspot.com/2011/08/lazy-initialization-of-shared-variable.html?m=1 > Interesting stuff, but after ten minutes studying it I didn't fully grok it. So my first impression is its too much magic and I couldn't isolate what is required of a simple user. For comparison, could you show what a user would need to do to duplicate my example using that system, assuming the background magic was in place. cheers -ben
