From: Joel Pearson <lists@...>
Date: 2013-04-30T00:29:35+09:00
Subject: Re: New Rexx like data structure

Oh, I see the problem.

As far as I know you can't "know" that there's another method chained on 
the end of the current one

I think you'd have to settle for:
a.c = {}
a.c.d = 42
a.j => nil

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