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import: crate: Allow updating to a specific version. 

* guix/import/crate.scm (latest-release): Rename to 'import-release',
  add #:version argument.
  If version is given, return an upstream-source for this version.
master
Hartmut Goebel 2022-06-28 19:15:04 +02:00
parent 53af560543
commit 7c4aab1f7d
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1 changed files with 6 additions and 4 deletions
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10
guix/import/crate.scm
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@ -3,6 +3,7 @@
;;; Copyright © 2019, 2020, 2021 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2019, 2020 Martin Becze <mjbecze@riseup.net>
;;; Copyright © 2021 Nicolas Goaziou <mail@nicolasgoaziou.fr>
;;; Copyright © 2022 Hartmut Goebel <h.goebel@crazy-compilers.com>
;;;
;;; This file is part of GNU Guix.
;;;
@ -354,11 +355,12 @@ look up the development dependencs for the given crate."
(define crate-package?
(url-predicate crate-url?))
(define (latest-release package)
"Return an <upstream-source> for the latest release of PACKAGE."
(define* (import-release package #:key (version #f))
"Return an <upstream-source> for the latest release of PACKAGE. Optionally
include a VERSION string to fetch a specific version."
(let* ((crate-name (guix-package->crate-name package))
(crate (lookup-crate crate-name))
(version (crate-latest-version crate))
(version (or version (crate-latest-version crate)))
(url (crate-uri crate-name version)))
(upstream-source
(package (package-name package))
@ -370,5 +372,5 @@ look up the development dependencs for the given crate."
(name 'crate)
(description "Updater for crates.io packages")
(pred crate-package?)
(import latest-release)))
(import import-release)))