You could also change
evaluateResolver: resolverBlock
	resolverBlock cull: value

Nicolas
	

2012/6/7  <commits at source.squeak.org>:
> A new version of Kernel was added to project The Inbox:
> http://source.squeak.org/inbox/Kernel-fbs.695.mcz
>
> ==================== Summary ====================
>
> Name: Kernel-fbs.695
> Author: fbs
> Time: 7 June 2012, 9:05:22.987 pm
> UUID: 0b1b9159-c4b6-4c3b-934c-c19d87b758b2
> Ancestors: Kernel-nice.693
>
> * Use the canonical Array empty rather than #();
> * the instvar's initialised to an Array anyway so #ifNotNil: is a no-op.
>
> =============== Diff against Kernel-nice.693 ===============
>
> Item was changed:
>  ----- Method: Promise>>initialize (in category 'initialize') -----
>  initialize
>        isResolved := false.
> +       resolvers := Array empty.
> -       resolvers := #().
>        mutex := Mutex new.!
>
> Item was changed:
>  ----- Method: Promise>>resolveWith: (in category 'resolving') -----
>  resolveWith: arg
>        "Resolve this promise"
>        mutex critical: [
>                isResolved ifTrue: [self error: 'Promise was already resolved'].
>                value := arg.
>                isResolved := true.
> +               resolvers do: [:r | self evaluateResolver: r].
> -               resolvers ifNotNil: [resolvers do: [:r | self evaluateResolver: r]].
>        ].!
>
>