From: Michael Furr <furr@...>
Date: 2009-05-27T00:11:49+09:00
Subject: [ruby-core:23570] Re: AST changes in ruby 1.8.6-p368


On Tue, 26 May 2009, Nobuyoshi Nakada wrote:

> At Tue, 26 May 2009 07:30:49 +0900,
> Ryan Davis wrote in [ruby-core:23558]:
>>> failed on input: "if 1..2.a?(b) then\n  nil\nend".
[...]
>>>   [:call, [:lit, 1], :==, [:array, [:gvar, :$.]]],
>> is the '== $.' part only if range begin is a lit/fixnum?
>
> Yes.

Would you mind explaining the purpose of this extra method call? 
Wouldn't $. be 3 in this case (the last line number parsed) causing 
Fixnum#== to return false and thus creating an incorrect Range literal?

Thanks!
-Mike