10/12: scripts: show: Replace 'args-fold*' by 'parse-command-line'.

[guix-commits]

civodul pushed a commit to branch master
in repository guix.

commit 4056ba364599d772463a1c2b89fd4998197afaa6
Author: zimoun <zimon.toutoune@gmail.com>
AuthorDate: Mon Mar 29 12:18:06 2021 +0200

    scripts: show: Replace 'args-fold*' by 'parse-command-line'.
    
    * guix/scripts/show.scm (define-command): Replace 'args-fold*' by
    'parse-command-line'.
    
    Signed-off-by: Ludovic Courtès <ludo@gnu.org>
---
 guix/scripts/show.scm | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/guix/scripts/show.scm b/guix/scripts/show.scm
index 535d03c..c747eed 100644
--- a/guix/scripts/show.scm
+++ b/guix/scripts/show.scm
@@ -1,5 +1,5 @@
 ;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2019 Simon Tournier <zimon.toutoune@gmail.com>
+;;; Copyright © 2019, 2021 Simon Tournier <zimon.toutoune@gmail.com>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -66,11 +66,9 @@ This is an alias for 'guix package --show='.\n"))
           result))
 
   (define opts
-    (args-fold* args %options
-                (lambda (opt name arg . rest)
-                  (leave (G_ "~A: unrecognized option~%") name))
-                handle-argument
-                '()))
+    (parse-command-line args %options (list (list))
+                        #:build-options? #f
+                        #:argument-handler handle-argument))
 
   (unless (assoc-ref opts 'query)
     (leave (G_ "missing arguments: no package to show~%")))