gnu: Add ruby-faker.

* gnu/packages/ruby.scm (ruby-faker): New variable.

gnu/packages/ruby.scm

@@ -7669,6 +7669,38 @@ (define-public ruby-immutable-struct
     (home-page "https://stitchfix.github.io/immutable-struct/")
     (license license:expat)))
 
+(define-public ruby-faker
+  (package
+    (name "ruby-faker")
+    (version "3.2.0")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/faker-ruby/faker")
+             (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32
+         "1wwdwh5qwaxnd9dl6732mj6b953l5r32r4936pj5680963iagq59"))))
+    (build-system ruby-build-system)
+    (arguments
+     (list
+      #:phases
+      #~(modify-phases %standard-phases
+          (add-after 'unpack 'remove-rubocop-from-rakefile
+            (lambda _
+              (substitute* "Rakefile"
+                (("require 'rubocop/rake_task'") "")
+                (("RuboCop::RakeTask\\.new") "")))))))
+    (native-inputs (list ruby-yard ruby-simplecov ruby-timecop))
+    (propagated-inputs (list ruby-i18n))
+    (synopsis "Library for generating fake data")
+    (description "Faker is a port of Data::Faker from Perl. It is used to
+easily generate fake data: names, addresses, phone numbers, etc.")
+    (home-page "https://github.com/faker-ruby/faker")
+    (license license:expat)))
+
 (define-public ruby-terraform
   (package
   (name "ruby-terraform")