Ittay Dror wrote:
> Thanks for the response, I was looking more to something along the lines
> of Ola Bini's post
> http://ola-bini.blogspot.com/2006/11/nooks-and-crannies-of-ruby.html.

Then I refer you to that post :-)

> What I want to know
> is where he got this information from? (digging through the C code?)

Only he could answer that. Apart from looking at the source, maybe it 
was experimentation in irb, or collating previous mailing list postings, 
combining to form accumulated experience and wisdom.

I'm afraid there is no formal spec for the language that I'm aware of.
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