It's bug in the collect: implementation used in String. I've opened
https://pharo.fogbugz.com/f/cases/22652/collect-over-Strings-is-broken
On Fri, Nov 9, 2018 at 2:17 PM Roelof Wobben <r.wob...@home.nl> wrote:
> hmm.
>
> When I try this on P7
>
> |input stepChanges floor|
> input := '((('.
> floor := 0.
> stepChanges := input collect: [ :c |
> floor := floor + (c = '(' ifTrue: [ 1 ] ifFalse: [ -1 ]).
> floor
> ].
>
> stepChanges detectIndex: [ :each | each = -1 ] ifNone: [ 'invalid input
> yo' ].
>
> then I see this error message : Improper store to indexable object.
>
> Roelof
>
>
> Op 9-11-2018 om 17:39 schreef Roelof Wobben:
>
> stepChanges := input collect: [ :c |
> floor := floor + (c = '(' ifTrue: [ 1 ] ifFalse: [ -1 ]).
> floor
> ].
>
> stepChanges detectIndex: [ :each | each = -1 ] ifNone: [ 'invalid input
> yo' ].
>
>
>
