30/45: gnu: Add ruby-rdf.

[guix-commits]

civodul pushed a commit to branch master
in repository guix.

commit 033b2e61627957fb959cde113fa0868bb0e61f1f
Author: Philip McGrath <philip@philipmcgrath.com>
AuthorDate: Mon Jul 25 08:16:22 2022 -0400

    gnu: Add ruby-rdf.
    
    * gnu/packages/ruby.scm (ruby-rdf): New variable.
    
    Signed-off-by: Ludovic Courtès <ludo@gnu.org>
---
 gnu/packages/ruby.scm | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/gnu/packages/ruby.scm b/gnu/packages/ruby.scm
index bab120f8e0..f6d95604f4 100644
--- a/gnu/packages/ruby.scm
+++ b/gnu/packages/ruby.scm
@@ -13184,3 +13184,25 @@ to RFC 5988.  Objects can be constructed from and 
converted to text or a
 JSON-friendly @code{Array} representation.  They can also be used to generate
 corresponding HTML @code{link} elements.")
     (license license:expat)))
+
+(define-public ruby-rdf
+  (package
+    (name "ruby-rdf")
+    (version "3.2.8")
+    (source (origin
+              (method url-fetch)
+              (uri (rubygems-uri "rdf" version))
+              (sha256
+               (base32
+                "1cj0k8ryd8hgbkgqb5swvy6fiygxny3y5bln0my5gv6dbfv3gm20"))))
+    (build-system ruby-build-system)
+    (propagated-inputs (list ruby-link-header))
+    (arguments
+     (list #:tests? #f)) ;; tests have many cyclic dependencies
+    (home-page "https://ruby-rdf.github.io/";)
+    (synopsis "Linked Data for Ruby")
+    (description
+     "This gem contains the core algorithms and classes used for doing basic
+programming with @acronym{RDF, Resource Description Framework} data,
+implemented in pure Ruby.")
+    (license license:unlicense)))