From: Ryan Davis <ryand-ruby@...>
Date: 2011-06-08T18:13:45+09:00
Subject: [ruby-core:36838] Re: [Ruby 1.9 - Feature #4824] Provide method Kernel#executed?


On Jun 8, 2011, at 00:44 , Charles Oliver Nutter wrote:

> I might be more inclined to a keyword or pseudo constant along the
> lines of __FILE__, like __MAIN__ that produces true iff __FILE__ ==
> $0. Something we can statically determine before runtime without
> digging around in the caller's frame.

While I think the feature request is a bit inane to begin with, I think __MAIN__ is a beautifully pragmatic compromise. Easy to implement on all impls, non-hacky, and yet makes its intention very clear.