On 1 June 2018 at 15:23, Ben Coman <btc@openinworld.com> wrote:

On 1 June 2018 at 14:59, Ben Coman <btc@openinworld.com> wrote:
I'm curious about the following behaviour...

"In Playground, first evaluate..."
s := Semaphore new.
[�� [�� s wait.��

�� Transcript crShow: 'x'��

�� ] whileTrue��

] forkAt: 41.

Apologies for my brain freeze. It should have been...

s := Semaphore new.

[ [ s wait.

Transcript crShow: 'x'.

true ] whileTrue��

] forkAt: 41.

But an error around the end of the block rather than the start would have been useful.

cheers -ben

��

"then later..."
s signal.

==> 'x' is seen in Transcript
but then an error pops up "#wait was sent to nil"

So...�� 's'�� *was*�� valid and then its not?

cheers -ben

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