Hi Christian,

I think I only implemented Ruby -> ObjC blocks support, not the other way 
around :) I didn't know Cocoa was exposing APIs returning ObjC blocks yet. 
Could you file a ticket? I will try to get that fixed in the upcoming release.

Thanks,
Laurent

On May 15, 2011, at 1:42 PM, Christian Niles wrote:

> Hey All,
> 
> There's plenty of documentation showing how one can use Proc objects to 
> invoke Objective-C methods that accept block parameters, but I can't find any 
> way to invoke an Objective-C block from within a Ruby method.
> 
> Without thinking I had assumed they'd be mapped to a Proc-like object, which 
> I could invoke with #call:
> 
>       def performOperation(operation, success:success_callback, 
> error:error_callback)
>               # ...
>               result = "..."
>               success_callback.call(result)
>       end
> 
> But I get an error: undefined method `call' for #<__NSAutoBlock__:0x2006b6560>
> 
> christian.
> _______________________________________________
> MacRuby-devel mailing list
> MacRuby-devel@lists.macosforge.org
> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel

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