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import: gnome: Update for Guile-JSON 3.x. 

This is a followup to 81c3dc3224.

* guix/import/gnome.scm (jsonish->upstream-source): Use 'assoc-ref'
instead of 'hash-ref'.
(latest-gnome-release): Match a vector containing an alist, not a hash
table.  Use 'fold' instead of 'hash-fold' over RELEASES.
This commit is contained in:
Ludovic Courtès 2019-08-17 22:13:30 +02:00
parent d88b811adf
commit 8d64ef567f
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GPG Key ID: 090B11993D9AEBB5
1 changed files with 18 additions and 17 deletions
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35
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@ -1,5 +1,5 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2017 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2017, 2019 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
@ -46,7 +46,7 @@ source for metadata."
(package name)
(version version)
(urls (filter-map (lambda (extension)
(match (hash-ref dictionary extension)
(match (assoc-ref dictionary extension)
(#f
#f)
((? string? relative-url)
@ -86,21 +86,22 @@ not be determined."
(json (json->scm port)))
(close-port port)
(match json
((4 (? hash-table? releases) _ ...)
(let* ((releases (hash-ref releases upstream-name))
(latest (hash-fold (lambda (key value result)
(cond ((even-minor-version? key)
(match result
(#f
(cons key value))
((newest . _)
(if (version>? key newest)
(cons key value)
result))))
(else
result)))
#f
releases)))
(#(4 releases _ ...)
(let* ((releases (assoc-ref releases upstream-name))
(latest (fold (match-lambda*
(((key . value) result)
(cond ((even-minor-version? key)
(match result
(#f
(cons key value))
((newest . _)
(if (version>? key newest)
(cons key value)
result))))
(else
result))))
#f
releases)))
(and latest
(jsonish->upstream-source upstream-name latest))))))))