From: Yukihiro Matsumoto <matz@...>
Date: 2007-02-05T03:37:33+09:00
Subject: Re: Hash#rekey

Hi,

In message "Re: Hash#rekey"
    on Mon, 5 Feb 2007 03:08:15 +0900, "Trans" <transfire@gmail.com> writes:

|> No.  "foo" and :foo are different keys in a hash.
|
|And never the twain shall meet? So it's long live
|HashWithIndifferentAccess ?

The HashWithIndifferentAccess behavior will not be default even after
Ruby 2.0; that's for sure.

|A while back I offered the idea of being able to define a key coerce
|proc, eg.
|
|  h = Hash.new.key!{ |k| k.to_s }
|
|Such that keys would always be strings. Might someting like that be a
|viable solution?

Maybe, but not with a name like "key!".

|In anycase, I still offer up #rekey.

I don't think "rekey" represents the behavior well.  Any better name?
transpose_keys comes to my mind.

							matz.