From: ts <decoux@...>
Date: 2001-11-20T20:18:37+09:00
Subject: [ruby-talk:25905] Re: A bug invoking a method with send?

>>>>> "Y" == Yukihiro Matsumoto <matz@ruby-lang.org> writes:

Y> |the following snippet demonstrates a bug (?) in the
Y> |current cvs ...

Y> It works fine on my box.  Could you give me additional information
Y> like:

 This is this call that it don't like

     	 @enum.send (@sym, &self)

 A missing "arg ',' block_arg" in call_args2 ?

pigeon% diff -u parse.y.old parse.y
--- parse.y.old Tue Nov 20 12:09:07 2001
+++ parse.y     Tue Nov 20 12:09:22 2001
@@ -1104,6 +1104,10 @@
                    {
                        $$ = arg_blk_pass(list_concat(NEW_LIST($1),$3), $4);
                    }
+               | arg ',' block_arg
+                   {
+                       $$ = arg_blk_pass($1, $3);
+                   }
                | arg ',' tSTAR arg opt_block_arg
                    {
                        value_expr($1);
pigeon% 

pigeon% cat b.rb
#!./ruby
class G < Proc
   def initialize(enum,sym = :each)
     super()
     @enum = enum
     @sym = sym
   end
   def run
        #  the next line works in 1.6.5-cygwin but not in cvs
         @enum.send (@sym, &self)
   end
end

a = nil
t = G.new (1..4) {|b| print a*b }
a = -1
t.run     # => -1-2-3-4

pigeon% b.rb
-1-2-3-4pigeon% 
pigeon% 


Guy Decoux