Igor, I'm trying to understand your suggestion. Am I thinking correclty? Thanks in advance!
On Thu, Oct 1, 2009 at 23:42, Igor Stasenko <[email protected]> wrote: > > How about a visitor pattern? > > [ a block of code where you do something that can singal different > exceptions ] > on: Error do: [:ex | > ex visitWith: self > ] > > I had to replace self with a class handling the errors: [ZeroDivide new signal: 'zero'] on: Error do: [:error | error visitWith: (MyErrorHandler new)]. Error>>visitWith: anErrorHandler ^ anErrorHandler handleError: self MyErrorHandler>>handleError: anError ^anError signal Error subclass: #AlexError AlexError>>visitWith: anErrorHandler ^ anErrorHandler handleAlexError: self AlexError>>handleAlexError: anAlexError ^'Handling an AlexError now.'
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