px: yarn: Added

1 files changed, 38 insertions, 1 deletions

diff --git a/px/packages/node.scm b/px/packages/node.scm
index 38ee299..143c98d 100644
--- a/px/packages/node.scm
+++ b/px/packages/node.scm
@@ -4,6 +4,7 @@
   #:use-module (ice-9 match)
   #:use-module (guix download)
   #:use-module (guix build-system trivial)
+  #:use-module (guix build-system copy)
   #:use-module (guix packages))
 
 (define-public pnpm
@@ -68,4 +69,40 @@ store all files from all module directories on a disk")
     (synopsis "Fast, disk space efficient package manager for nodejs")
     (description "PNPM uses a content-addressable filesystem to
 store all files from all module directories on a disk")
-    (license license:expat)))
\ No newline at end of file
+    (license license:expat)))
+
+(define-public yarn
+  (package
+    (name "yarn")
+    (version "1.22.22")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append "https://github.com/yarnpkg/yarn/releases/download/v"
+                           version "/yarn-v" version ".tar.gz"))
+       (sha256
+        (base32 "181nvynhhrbga3c209v8cd9psk6lqjkc1s9wyzy125lx35j889l8"))))
+    (build-system copy-build-system)
+    (arguments
+     `(#:install-plan
+       '(("bin/" "bin/")
+         ("lib/" "lib/")
+         ("package.json" "lib/yarn/")
+         ("LICENSE" "share/doc/yarn/")
+         ("README.md" "share/doc/yarn/"))
+       #:phases
+       (modify-phases %standard-phases
+         (add-after 'install 'make-executable
+           (lambda* (#:key outputs #:allow-other-keys)
+             (let ((bin (string-append (assoc-ref outputs "out") "/bin")))
+               (for-each
+                (lambda (file)
+                  (chmod file #o755))
+                (find-files bin ".*"))))))))
+    (home-page "https://classic.yarnpkg.com")
+    (synopsis "Fast, reliable, and secure dependency management.")
+    (description "Yarn is a package manager for your code.
+It allows you to use and share (e.g. JavaScript) code with
+other developers from around the world. Yarn does this quickly,
+securely, and reliably so you don’t ever have to worry.")
+    (license license:expat)))