12/20: gnu: Add ghc-commutative-semigroup.

[guix-commits]

civodul pushed a commit to branch master
in repository guix.

commit 0b2b9398477c9c901ce0e301c6ea03a7eb4742f6
Author: zamfofex <zamfofex@twdb.moe>
AuthorDate: Wed Jun 14 09:48:51 2023 -0300

    gnu: Add ghc-commutative-semigroup.
    
    * gnu/packages/haskell-xyz.scm (ghc-commutative-semigroup): New
    variable.
    
    Signed-off-by: Ludovic Courtès <ludo@gnu.org>
---
 gnu/packages/haskell-xyz.scm | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/gnu/packages/haskell-xyz.scm b/gnu/packages/haskell-xyz.scm
index 28c2dacad8..a4c1ba2544 100644
--- a/gnu/packages/haskell-xyz.scm
+++ b/gnu/packages/haskell-xyz.scm
@@ -13146,6 +13146,25 @@ and high speed.")
     (native-inputs '())
     (properties '((hidden? #t)))))
 
+(define-public ghc-commutative-semigroups
+  (package
+    (name "ghc-commutative-semigroups")
+    (version "0.1.0.1")
+    (source (origin
+              (method url-fetch)
+              (uri (hackage-uri "commutative-semigroups" version))
+              (sha256
+               (base32
+                "1bmafx363gfsd9wwrf3xyrw9mnw6anmc1zdfv0p8597y4lxxach7"))))
+    (build-system haskell-build-system)
+    (properties '((upstream-name . "commutative-semigroups")))
+    (home-page "http://hackage.haskell.org/package/commutative-semigroups";)
+    (synopsis "Commutative semigroups")
+    (description
+     "This package provides a commutative semigroup is a semigroup where the 
order of
+arguments to mappend does not matter.")
+    (license license:bsd-3)))
+
 (define-public ghc-unsafe
   (package
     (name "ghc-unsafe")