From: Chris Quinn <cq@htec.demon.co.uk>
To: leary@nwlink.com
Cc: caml <caml-list@inria.fr>
Subject: Re: [Caml-list] enums in OCaml?
Date: Thu, 14 Jun 2001 14:04:24 +0100 [thread overview]
Message-ID: <3B28B658.AF3E9B39@htec.demon.co.uk> (raw)
In-Reply-To: <20010614011550.A28578@jean>
A recent thread on the subject:
http://caml.inria.fr/archives/200105/msg00168.html
There's mention of an SML extension that solves this problem (ie. retaining the good typing properties).
Are the Caml designers considering this?
Chris Q.
leary@nwlink.com wrote:
>
> Ok, I see how I can do this with a sum type and a function on it; but
> that's also a lot of repetitive setup. Seems I could also just make a
> function that acted on strings:
>
> let message_to = function
> "accel" -> 1
> | "stop" -> 0
> | _ -> -1;;
>
> ...which is perhaps less typing/editing up front, but a bit of a pain to
> type all the "s in the code.
>
> So, what's so wrong with just using variables?
>
> let Accel = 1;;
> let Stop = 0;;
>
> seems pretty short to write and shortest to use... Am I missing something
> ( elegant | obvious )? Is that just ugly?
>
> thanks
-------------------
Bug reports: http://caml.inria.fr/bin/caml-bugs FAQ: http://caml.inria.fr/FAQ/
To unsubscribe, mail caml-list-request@inria.fr Archives: http://caml.inria.fr
next prev parent reply other threads:[~2001-06-14 17:33 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-06-13 2:21 leary
2001-06-13 7:37 ` David Mentre
2001-06-13 8:20 ` leary
[not found] ` <200106130751.f5D7pbL11758@ionie.inria.fr>
2001-06-13 8:18 ` leary
2001-06-13 8:46 ` David Mentre
2001-06-14 8:15 ` leary
2001-06-14 8:41 ` Chris Hecker
2001-06-14 8:53 ` Jacques Garrigue
2001-06-14 9:12 ` Francisco Valverde Albacete
2001-06-14 13:04 ` Chris Quinn [this message]
2001-06-13 20:50 leary
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=3B28B658.AF3E9B39@htec.demon.co.uk \
--to=cq@htec.demon.co.uk \
--cc=caml-list@inria.fr \
--cc=leary@nwlink.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).