[PATCH 054/105] gnu: Add ghc-charset.

[Paul van der Walt]

* gnu/packages/haskell.scm (ghc-charset): New variable.
---
 gnu/packages/haskell.scm | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index d389f09..a29e5e3 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -2486,6 +2486,32 @@ the bounded Int type for specifying the delay or timeout 
period. This
 packages provides alternatives which use the unbounded Integer type.")
     (license bsd-3)))
 
+(define-public ghc-charset
+  (package
+    (name "ghc-charset")
+    (version "0.3.7.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append
+             "http://hackage.haskell.org/package/charset/charset-";
+             version
+             ".tar.gz"))
+       (sha256
+        (base32
+         "1gn0m96qpjww8hpp2g1as5yy0wcwy4iq73h3kz6g0yxxhcl5sh9x"))))
+    (build-system haskell-build-system)
+    (propagated-inputs
+     `(("ghc-semigroups" ,ghc-semigroups)))
+    (inputs
+     `(("ghc-unordered-containers" ,ghc-unordered-containers)))
+    (home-page "http://github.com/ekmett/charset";)
+    (synopsis
+     "Fast unicode character sets based on complemented PATRICIA tries")
+    (description
+     "Fast unicode character sets based on complemented PATRICIA tries.")
+    (license bsd-3)))
+
 (define-public ghc-bytestring-builder
   (package
     (name "ghc-bytestring-builder")
-- 
2.6.1