From: Yukihiro Matsumoto <matz@...>
Date: 2008-11-05T02:14:53+09:00
Subject: [ruby-core:19699] Re: Odd TypeError in inject (1.9.1 preview 1)

Hi,

In message "Re: [ruby-core:19694] Re: Odd TypeError in inject (1.9.1 preview 1)"
    on Tue, 4 Nov 2008 20:59:08 +0900, Brian Candler <B.Candler@pobox.com> writes:

|On Tue, Nov 04, 2008 at 03:41:27PM +0900, Yukihiro Matsumoto wrote:
|> See [ruby-core:19691].  It's an issue with #next.
|
|Thanks: I see that the 'next' API for calling enumerators is less powerful
|compared to each { ...block... }, since the block can return a value.
|
|But when does #inject actually depend on #next, rather than #each?

Not really.  Both #inject and #next depends on #each.  Maybe I
emphasized #next too much.  That difference have bugged me for a
while.

							matz.