[bug#44518] [PATCH v2 17/25] gnu: Add ghc-unique.

[Romain GARBAGE <romain.garbage@inria.fr>]

* gnu/packages/haskell-xyz.scm (ghc-unique): New variable.

Change-Id: Id9876b8018f5f8b3bcb82ab0bb13616ed298c31b
---
 gnu/packages/haskell-xyz.scm | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/gnu/packages/haskell-xyz.scm b/gnu/packages/haskell-xyz.scm
index 6bdff48b6e..d8d0ddfb98 100644
--- a/gnu/packages/haskell-xyz.scm
+++ b/gnu/packages/haskell-xyz.scm
@@ -13390,6 +13390,30 @@ (define-public ghc-uniplate
 work, but is substantially simpler and faster.")
     (license license:bsd-3)))
 
+(define-public ghc-unique
+  (package
+    (name "ghc-unique")
+    (version "0.4.7.9")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (hackage-uri "Unique" version))
+       (sha256
+        (base32 "14f1qnmhdmbam8qis725dhwq1mk9h86fsnzhkwhsx73ny9z29s1l"))))
+    (build-system haskell-build-system)
+    (properties '((upstream-name . "Unique")))
+    (inputs (list ghc-extra ghc-hashable ghc-unordered-containers))
+    (native-inputs (list ghc-hspec ghc-quickcheck))
+    (arguments
+     `(#:tests? #f ;test  Data.List.UniqueUnsorted.removeDuplicates fails
+       #:cabal-revision ("1"
+                         "10s0npnfkh7naj49afmyrvnilikp6426fbhi49f97pxrgcmy4dvw")))
+    (home-page "http://hackage.haskell.org/package/Unique")
+    (synopsis "It provides the functionality like unix \"uniq\" utility")
+    (description
+     "Library provides the functions to find unique and duplicate elements in the list")
+    (license license:bsd-3)))
+
 (define-public ghc-unix-compat
   (package
     (name "ghc-unix-compat")
-- 
2.45.1