From: Ryan Davis <ryand-ruby@...>
Date: 2011-01-04T09:52:36+09:00
Subject: [ruby-core:34041] Re: Exception#to_s and non-String Messages

How's this?

On Jan 3, 2011, at 14:44 , Run Paint Run Run wrote:

>>> Exception.new(Object.new).message


% make ruby19 && ./ruby19 -e 'p Exception.new(:blah).to_s'
compiling error.c
linking miniruby
rbconfig.rb unchanged
generating prelude.c
compiling prelude.c
linking static-library libruby-static.a
linking ruby19
"blah"
2989 % svn diff
Index: error.c
===================================================================
--- error.c	(revision 30439)
+++ error.c	(working copy)
@@ -524,8 +524,7 @@
     VALUE mesg = rb_attr_get(exc, rb_intern("mesg"));
 
     if (NIL_P(mesg)) return rb_class_name(CLASS_OF(exc));
-    OBJ_INFECT(mesg, exc);
-    return mesg;
+    return rb_String(mesg);
 }
 
 /*
2990 %