From: ludo@gnu.org (Ludovic Courtès)
To: "Clément Lassieur" <clement@lassieur.org>
Cc: 30657@debbugs.gnu.org
Subject: [bug#30657] [PATCH 2/4] gexp: Add 'file-like?'.
Date: Fri, 02 Mar 2018 17:51:02 +0100 [thread overview]
Message-ID: <87sh9ictft.fsf@gnu.org> (raw)
In-Reply-To: <20180228222821.6195-2-clement@lassieur.org> ("Clément Lassieur"'s message of "Wed, 28 Feb 2018 23:28:19 +0100")
Hello!
Clément Lassieur <clement@lassieur.org> skribis:
> * guix/gexp.scm (file-like?): New exported procedure.
> ---
> guix/gexp.scm | 11 +++++++++++
> 1 file changed, 11 insertions(+)
>
> diff --git a/guix/gexp.scm b/guix/gexp.scm
> index f005c4d29..9a30579a6 100644
> --- a/guix/gexp.scm
> +++ b/guix/gexp.scm
> @@ -1,5 +1,6 @@
> ;;; GNU Guix --- Functional package management for GNU
> ;;; Copyright © 2014, 2015, 2016, 2017 Ludovic Courtès <ludo@gnu.org>
> +;;; Copyright © 2018 Clément Lassieur <clement@lassieur.org>
> ;;;
> ;;; This file is part of GNU Guix.
> ;;;
> @@ -70,6 +71,8 @@
> file-append-base
> file-append-suffix
>
> + file-like?
> +
> load-path-expression
> gexp-modules
>
> @@ -437,6 +440,14 @@ SUFFIX."
> (base (expand base lowered output)))
> (string-append base (string-concatenate suffix)))))))
>
> +(define (file-like? object)
> + (or (local-file? object)
> + (plain-file? object)
> + (computed-file? object)
> + (program-file? object)
> + (scheme-file? object)
> + (file-append? object)))
This procedure would miss new types added with ‘define-gexp-compiler’.
In fact I think you can simply write:
(define file-like? (@@ (guix gexp) lookup-compiler))
Does that make sense?
Ludo’.
next prev parent reply other threads:[~2018-03-02 16:52 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-28 22:25 [bug#30657] Add support for file-like objects to the Prosody configuration Clément Lassieur
2018-02-28 22:28 ` [bug#30657] [PATCH 1/4] services: utils: Add 'push-tokens' and 'with-tokens-to-list' Clément Lassieur
2018-02-28 22:28 ` [bug#30657] [PATCH 2/4] gexp: Add 'file-like?' Clément Lassieur
2018-03-02 16:51 ` Ludovic Courtès [this message]
2018-03-03 1:44 ` Clément Lassieur
2018-03-03 14:38 ` Ludovic Courtès
2018-02-28 22:28 ` [bug#30657] [PATCH 3/4] services: utils: move 'flatten' from (gnu services web) Clément Lassieur
2018-02-28 22:28 ` [bug#30657] [PATCH 4/4] services: messaging: Prosody config supports file-like objects Clément Lassieur
2018-03-02 17:00 ` [bug#30657] Add support for file-like objects to the Prosody configuration Ludovic Courtès
2018-03-03 1:33 ` [bug#30657] [PATCH] services: messaging: Prosody config supports file-like objects Clément Lassieur
2018-03-03 11:43 ` Clément Lassieur
2018-03-03 14:27 ` Ludovic Courtès
2018-03-03 14:37 ` Ludovic Courtès
2018-03-03 17:38 ` bug#30657: " Clément Lassieur
2018-03-03 1:40 ` [bug#30657] Add support for file-like objects to the Prosody configuration Clément Lassieur
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