Bug #1028: Array#zip cannot accept enumerables as arguments.

• Status: Closed
• Assignee: -
• Target version: -

[usa (Usaku NAKAMURA)]

=begin
こんにちは、なかむら(う)です。

In message "[ruby-cvs:28896] Ruby:r21678 (trunk): * array.c (take_items), enum.c (enum_zip): tries to convert to"
on Jan.20,2009 06:47:50, [e-mail] wrote:

nobu 2009-01-20 06:47:48 +0900 (Tue, 20 Jan 2009)

New Revision: 21678

http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=21678

Log:
* array.c (take_items), enum.c (enum_zip): tries to convert to
array first. [ruby-core:21442]

たぶん、arrayへの変換を試し、ダメならeachで回す、というのが意
図だろうと思うのですが、Enumerable#zipは大丈夫ですがArray#zip
がそうなっていません。

Index: array.c

--- array.c (revision 21699)
+++ array.c (working copy)
@@ -2209,7 +2209,7 @@ take_i(VALUE val, VALUE *args, int argc,
static VALUE
take_items(VALUE obj, long n)
{

• VALUE result = to_ary(obj);

• VALUE result = rb_check_array_type(obj);
  VALUE args[2];

  if (!NIL_P(result)) return rb_ary_subseq(result, 0, n);
  
  それでは。
  --
  U.Nakamura [e-mail]
  =end

[usa (Usaku NAKAMURA)]

• Status changed from Open to Closed
• % Done changed from 0 to 100

=begin
Applied in changeset r21713.
=end