From: nobu.nokada@...
Date: 2003-11-28T01:10:42+09:00
Subject: Re: arity of methods defined with define_method

Hi,

At Thu, 27 Nov 2003 23:52:08 +0900,
Paul Brannan wrote:
> I would expect that a method that can take any number of arguments would
> have an arity of -1.  Why is this not the case with methods defined with
> define_method()?

It's a bug.

* eval.c (method_arity): used wrong Proc object.  [ruby-talk:86504]


Index: eval.c
===================================================================
RCS file: /cvs/ruby/src/ruby/eval.c,v
retrieving revision 1.597
diff -u -2 -p -r1.597 eval.c
--- eval.c	27 Nov 2003 15:47:33 -0000	1.597
+++ eval.c	27 Nov 2003 16:06:46 -0000
@@ -7602,5 +7602,5 @@ method_arity(method)
       case NODE_BMETHOD:
       case NODE_DMETHOD:
-       return proc_arity(method);
+       return proc_arity(body->nd_cval);
       default:
 	body = body->nd_next;	/* skip NODE_SCOPE */


-- 
Nobu Nakada