From: Roger Pack <rogerpack2005@...>
Date: 2010-06-18T05:15:27+09:00
Subject: Re: method interface - hash argument vs. named parameters

>   foo(hash)
>   foo(:opt=>val)
> 
> However, there seems to be no way to distinguish that last the two
> forms.

One possibility would be to check for known keys in the hash.  If 
they're there, assume it's an options hash.
Another might be to allow them to input it like
:hash => hash
if they ever want it that way.
But you're probably just stuck.
-r
ref: http://github.com/rdp/arguments
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