argument of ifNotNil: must be a 0-argument block
Andreas Raab
andreas.raab at gmx.de
Fri Sep 1 23:40:01 UTC 2006
Zulq Alam wrote:
> Why does "Object new ifNotNil: [:object | ]" result in the syntax error
> "argument of ifNotNil: must be a 0-argument block" when the code appears
> to be fine with this?
>
>
> ProtoObject>>ifNotNil: ifNotNilBlock
> "Evaluate the block, unless I'm == nil (q.v.)"
>
> ^ ifNotNilBlock valueWithPossibleArgs: {self}
Probably because whoever wrote this was blessfully unaware that this
message is never sent but inlined by the compiler. Admitted, the comment
should have said as much but the change was obviously never tested. And
that done in *Proto*Object...
Cheers,
- Andreas
More information about the Squeak-dev
mailing list
|