Hi Ben, It's probably time to revisit http://smallissimo.blogspot.com/2011/08/lazy-initialization-of-shared-variable.html?m=1
Le lun. 4 mars 2019 à 03:47, Ben Coman <[email protected]> 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' ] > > cheers -ben >
