[PATCH v3] gnu: Add ghc-markdown-unlit.

[Danny Milosavljevic <dannym@scratchpost.org>]

* gnu/packages/haskell.scm (ghc-markdown-unlit): New variable.
---
 gnu/packages/haskell.scm | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index de061a630..5d3c85475 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -8073,4 +8073,31 @@ It features a complete, well-tested parser and pretty printer for all of C99
 and a large set of GNU extensions.")
     (license license:bsd-3)))
 
+(define-public ghc-markdown-unlit
+  (package
+   (name "ghc-markdown-unlit")
+   (version "0.4.0")
+   (source (origin
+     (method url-fetch)
+     (uri (string-append "https://hackage.haskell.org/package/markdown-unlit/"
+                         "markdown-unlit-" version ".tar.gz"))
+     (sha256
+       (base32
+         "1kj2bffl7ndd8ygwwa3r1mbpwbxbfhyfgnbla8k8g9i6ffp0qrbw"))))
+   (build-system haskell-build-system)
+   (inputs
+    `(("ghc-base-compat" ,ghc-base-compat)
+      ("ghc-hspec" ,ghc-hspec)
+      ("ghc-quickcheck" ,ghc-quickcheck)
+      ("ghc-silently" ,ghc-silently)
+      ("ghc-stringbuilder" ,ghc-stringbuilder)
+      ("ghc-temporary" ,ghc-temporary)))
+   (native-inputs
+    `(("hspec-discover" ,hspec-discover)))
+   (home-page "https://github.com/sol/markdown-unlit#readme")
+   (synopsis "Literate Haskell support for Markdown")
+   (description "This package allows you to have a README.md that at the
+same time is a literate Haskell program.")
+   (license license:expat)))
+
 ;;; haskell.scm ends here