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[PATCH 05/12] import: Add updater for rust crates.
From: |
David Craven |
Subject: |
[PATCH 05/12] import: Add updater for rust crates. |
Date: |
Sun, 11 Dec 2016 18:25:30 +0100 |
* guix/import/crate.scm (crate-package?, latest-release,
%crate-updater): New variables.
* guix/scripts/refresh.scm (%updaters): Add crate updater.
---
guix/import/crate.scm | 36 +++++++++++++++++++++++++++++++++++-
guix/scripts/refresh.scm | 3 ++-
2 files changed, 37 insertions(+), 2 deletions(-)
diff --git a/guix/import/crate.scm b/guix/import/crate.scm
index 766b2a12c..45d5bf846 100644
--- a/guix/import/crate.scm
+++ b/guix/import/crate.scm
@@ -35,7 +35,8 @@
#:use-module (srfi srfi-2)
#:use-module (srfi srfi-26)
#:export (crate->guix-package
- guix-package->crate-name))
+ guix-package->crate-name
+ %crate-updater))
(define (crate-fetch crate-name callback)
"Fetch the metadata for CRATE-NAME from crates.io and call the callback."
@@ -122,3 +123,36 @@ VERSION, INPUTS, NATIVE-INPUTS, HOME-PAGE, SYNOPSIS,
DESCRIPTION, and LICENSE."
(define (crate-name->package-name name)
(string-append "rust-" (string-join (string-split name #\_) "-")))
+;;;
+;;; Updater
+;;;
+
+(define (crate-package? package)
+ "Return true if PACKAGE is a Rust crate from crates.io."
+ (let ((source-url (and=> (package-source package) origin-uri))
+ (fetch-method (and=> (package-source package) origin-method)))
+ (and (eq? fetch-method download:url-fetch)
+ (match source-url
+ ((? string?)
+ (crate-url? source-url))
+ ((source-url ...)
+ (any crate-url? source-url))))))
+
+(define (latest-release package)
+ "Return an <upstream-source> for the latest release of PACKAGE."
+ (let* ((crate-name (guix-package->crate-name package))
+ (callback (lambda* (#:key version #:allow-other-keys) version))
+ (version (crate-fetch crate-name callback))
+ (url (crate-uri crate-name version)))
+ (upstream-source
+ (package (package-name package))
+ (version version)
+ (urls (list url)))))
+
+(define %crate-updater
+ (upstream-updater
+ (name 'crates)
+ (description "Updater for crates.io packages")
+ (pred crate-package?)
+ (latest latest-release)))
+
diff --git a/guix/scripts/refresh.scm b/guix/scripts/refresh.scm
index bcc11a2d2..3d495963c 100644
--- a/guix/scripts/refresh.scm
+++ b/guix/scripts/refresh.scm
@@ -209,7 +209,8 @@ unavailable optional dependencies such as Guile-JSON."
%hackage-updater
((guix import pypi) => %pypi-updater)
((guix import gem) => %gem-updater)
- ((guix import github) => %github-updater)))
+ ((guix import github) => %github-updater)
+ ((guix import crate) => %crate-updater)))
(define (lookup-updater-by-name name)
"Return the updater called NAME."
--
2.11.0
- [PATCH 01/12] upstream: Use a the first url from urls when find2 returns #f., (continued)
- [PATCH 03/12] import: utils: Add some utilities., David Craven, 2016/12/11
- [PATCH 02/12] build-system: Add cargo build system., David Craven, 2016/12/11
- [PATCH 05/12] import: Add updater for rust crates.,
David Craven <=
- [PATCH 06/12] gnu: llvm: Enable install utils., David Craven, 2016/12/11
- [PATCH 04/12] import: Add importer for rust crates., David Craven, 2016/12/11
- [PATCH 08/12] gnu: Add rustc., David Craven, 2016/12/11
- [PATCH 09/12] gnu: Add rust-libc., David Craven, 2016/12/11
- [PATCH 07/12] gnu: Add rust bootstrap binaries., David Craven, 2016/12/11