From: Yugui <yugui@...>
Date: 2010-01-30T17:10:06+09:00
Subject: [ruby-core:27967] [feature:trunk] RCR: allow {select, collect, map} to accept symbol 	argument

This reply registers the suggestion by Roger to the redmine.

and -1 because a method name is not a method itself.
Symbol#to_proc is the limit I can accept.

On Sat, Jan 30, 2010 at 10:14 AM, Roger Pack <rogerdpack2@gmail.com> wrote:
> Background.
>
> Currently in order to avoid using braces and to use select/map et al,
> one must do
>
> collection.map &:symbol
>
> This is quite explicit, which is good, however the syntax is somewhat
> ugly, which is surprising (mostly because the punctuation is
> somewhat...hard to read, at least for this Ruby reader).
>
> Suggestion:
>
> Allow map/etc al to accept a single argument, and convert it implicitly to proc.
>
> collection.map(:symbol)
>
> This reads more easily.
>
> Another option would be to add map_by(arg) and collect_by(arg)
>
> which would actually be more preferable, as least for me.
>
> Thoughts?
> Thanks.
> -r
>
>



-- Yuki Sonoda (Yugui)