From: Yusuke ENDOH <mame@...>
Date: 2010-03-13T00:03:26+09:00
Subject: [ruby-core:28631] Re: [Bug #1893] Recursive Enumerable#join is 	surprising

Hi,

2010/3/12 Yukihiro Matsumoto <matz@ruby-lang.org>:
> |Then, how about:
> |  - Array#join will flatten only Array-like object via #to_ary
> |  - Enumerable#join will flatten any Enumerable object via #each
> |
>
> In that case, the "surprise" of OP would not be fixed. I agree with
> the OP (Jeremy Kemper) here. Enumerable#join should not flatten
> Enumerable.


Wow!  Very sorry!  I thought that Struct just provided to_a.  I did never
know that it included Enumerable.

It is very "surprising" itself for me, but it is traditionally the fact.
I have no idea to solve the issue satisfactorily.  I leave it to you.

-- 
Yusuke ENDOH <mame@tsg.ne.jp>