Description Dimitris Kolovos 2010-10-21 05:03:03 EDT

Original message from the newsgroup follows:


> Hi,
>
> I encountered a strange behavior inside a switch-case statement. It
> comes down to this.
>
>
> rule exampleTrafo
> transform d : Source!Domain
> to d : Target!Domain{
>
> var choice = "bigDecision";
>
> switch(choice){
> case "bigDecision" : var temp = createSomething();
> if(not temp.isDefined())
> "ohh boy".println();
> }
> }
>
> operation createSomething() : Target!Element1{
> var returnValue = new Target!Element1;
> if(returnValue.isDefined())
> "I'm ready to go".println();
> return returnValue;
> }
>
>
> I would expect to get a plain "I'm ready to go" , unfortunately I get
> the following output:
>
> Buildfile: /Users/henning/Documents/workspaces/diplom/my.example/launch
> .xml
>
> loadModels:
>
> main:
> [epsilon.etl - exampleTrafo.etl] I'm ready to go
> [epsilon.etl - exampleTrafo.etl] ohh boy
> BUILD SUCCESSFUL
> Total time: 246 milliseconds
>
> Is this behavior intended?
>
> Best regards,
>
> Henning