[MacRuby-devel] Accessing Obj-C InstVars from Ruby

Laurent Sansonetti lsansonetti at apple.com
Fri Apr 3 11:29:36 PDT 2009

On Apr 1, 2009, at 8:07 AM, Benjamin Stiglitz wrote:

>>>> Is there a way to access instance variables defined in an  
>>>> Objective-C
>>>> class from a Ruby extension?
>> It is currently not implemented, but it's technically possible. A  
>> good work-around is to define accessors (properties) as John  
>> mentioned.
> Maybe we need MacRuby::Runtime to bubble up the Obj-C runtime. Or FFI.

Might be a nice feature, but in this case I think we should simply  
expose the existing Objective-C ivars in variable.c, by adding another  
lookup path. If someone is willing to investigate that let me know.  
Should not be that hard.


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