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01/01: refresh: Support comma-separated updater types.

From: Alex Kost
Subject: 01/01: refresh: Support comma-separated updater types.
Date: Wed, 28 Oct 2015 18:53:46 +0000

alezost pushed a commit to branch master
in repository guix.

commit 7191adc5cf864d75debcc618937b7a6292491445
Author: Alex Kost <address@hidden>
Date:   Tue Oct 27 21:13:05 2015 +0300

    refresh: Support comma-separated updater types.
    * guix/scripts/refresh.scm (%options): Handle comma-separated types for
      '--type' option.
      (guix-refresh): Adjust accordingly.
      (show-help): Likewise.
    * doc/guix.texi (Invoking guix refresh): Document it.
 doc/guix.texi            |    6 +++---
 guix/scripts/refresh.scm |   18 +++++++++++-------
 2 files changed, 14 insertions(+), 10 deletions(-)

diff --git a/doc/guix.texi b/doc/guix.texi
index 9878b93..4fbe057 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -4276,8 +4276,8 @@ inconvenient.
 @item address@hidden
 @itemx -t @var{updater}
-Select only packages handled by @var{updater}.  Currently, @var{updater}
-may be one of:
+Select only packages handled by @var{updater} (may be a comma-separated
+list of updaters).  Currently, @var{updater} may be one of:
 @table @code
 @item gnu
@@ -4292,7 +4292,7 @@ For instance, the following commands only checks for 
updates of Emacs
 packages hosted at @code{} and updates of CRAN packages:
-$ guix refresh -t elpa -t cran
+$ guix refresh --type=elpa,cran
 gnu/packages/statistics.scm:819:13: r-testthat would be upgraded from 0.10.0 
to 0.11.0
 gnu/packages/emacs.scm:856:13: emacs-auctex would be upgraded from 11.88.6 to 
 @end example
diff --git a/guix/scripts/refresh.scm b/guix/scripts/refresh.scm
index a66b3f9..04f6b76 100644
--- a/guix/scripts/refresh.scm
+++ b/guix/scripts/refresh.scm
@@ -69,10 +69,13 @@
         (option '(#\t "type") #t #f
                 (lambda (opt name arg result)
-                  (alist-cons 'updater (string->symbol arg) result)))
+                  (let* ((not-comma (char-set-complement (char-set #\,)))
+                         (names (map string->symbol
+                                     (string-tokenize arg not-comma))))
+                    (alist-cons 'updaters names result))))
         (option '(#\L "list-updaters") #f #f
                 (lambda args
-                   (list-updaters-and-exit)))
+                  (list-updaters-and-exit)))
         (option '(#\l "list-dependent") #f #f
                 (lambda (opt name arg result)
                   (alist-cons 'list-dependent? #t result)))
@@ -114,7 +117,8 @@ specified with `--select'.\n"))
   -s, --select=SUBSET    select all the packages in SUBSET, one of
                          `core' or `non-core'"))
   (display (_ "
-  -t, --type=UPDATER     restrict to updates from UPDATER--e.g., 'gnu'"))
+  -t, --type=UPDATER,... restrict to updates from the specified updaters
+                         (e.g., 'gnu')"))
   (display (_ "
   -L, --list-updaters    list available updaters and exit"))
   (display (_ "
@@ -209,15 +213,15 @@ downloaded and authenticated; not updating~%")
   (define (options->updaters opts)
     ;; Return the list of updaters to use.
     (match (filter-map (match-lambda
-                         (('updater . name)
-                          (lookup-updater name))
+                         (('updaters . names)
+                          (map lookup-updater names))
                          (_ #f))
        ;; Use the default updaters.
-      (lst
-       lst)))
+      (lists
+       (concatenate lists))))
   (define (keep-newest package lst)
     ;; If a newer version of PACKAGE is already in LST, return LST; otherwise

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