[PATCH 37/43] gnu: ghc-tagged: New variable.

[Paul van der Walt]

* gnu/packages/haskell.scm (ghc-tagged): New variable.
---
 gnu/packages/haskell.scm | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index bf37590..d720871 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -2276,6 +2276,29 @@ versions of base to a wider (older) range of compilers.")
      "Efficiently run periodic, on-demand actions")
     (license expat)))
 
+(define-public ghc-tagged
+  (package
+    (name "ghc-tagged")
+    (version "0.8.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append
+             "http://hackage.haskell.org/package/tagged/tagged-";
+             version
+             ".tar.gz"))
+       (sha256
+        (base32
+         "1hc2qzhhz5p1xd8k03sklrdnhcflkwhgpl82k6fam8yckww9ipav"))))
+    (build-system haskell-build-system)
+    (home-page
+     "https://hackage.haskell.org/package/tagged";)
+    (synopsis "Haskell 98 phantom types to avoid unsafely passing dummy
+arguments")
+    (description
+     "Haskell 98 phantom types to avoid unsafely passing dummy arguments.")
+    (license bsd-3)))
+
 (define-public ghc-doctest
   (package
     (name "ghc-doctest")
-- 
2.6.1