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Re: Technique for "method_missing" in IDL objects [message #67255 is a reply to message #67254]

Fri, 17 July 2009 11:07

Paul Van Delst[1]
Messages: 1157
Registered: April 2002

Senior Member

David Fanning wrote:
> Paul van Delst writes:
>
>> I'm stringing together a bunch of different objects into a container. When I define
>> objects I always define an "Inspect" method so I can have a lookee at the internals of the
>> objects (like the ruby inspect method). However, the inspect method for the container
>> simply loops over the objects that have been placed in it calling their inspect methods.
>> So, if I reach an object that does not have an inspect method, is there a technique to
>> pre-determine if I can even call the method to avoid the
>>
>> % Attempt to call undefined procedure/function: 'OBJ::INSPECT'
>>
>> error that I get?
>>
>> Ruby provides a "method_missing" method to enable one to handle this sort of thing. Does
>> IDL have any sort of equivalent? Looking at the various ROUTINE_INFO, RESOLVE_ROUTINE
>> help, they don't appear to be that reliable.
>
> OBJ_HASMETHOD might work:
>
> http://www.dfanning.com/code_tips/hasmethod.html

Ah! Perfect. That's exactly what I was looking for!

cheers,

paulv

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[Message index]

		Re: Technique for "method_missing" in IDL objects By: Paul Van Delst[1] on Fri, 17 July 2009 11:15
		Re: Technique for "method_missing" in IDL objects By: Paul Van Delst[1] on Fri, 17 July 2009 11:07
		Re: Technique for "method_missing" in IDL objects By: mankoff on Fri, 17 July 2009 09:55
		Re: Technique for "method_missing" in IDL objects By: David Fanning on Fri, 17 July 2009 09:22

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