From 773ce7aa32199bc6b256af4d6a77aabee6ea67fe Mon Sep 17 00:00:00 2001
From: Mathijs Kwik <mathijs@bluescreen303.nl>
Date: Sat, 5 Apr 2014 10:44:52 +0200
Subject: [PATCH] add haskell-tree-view-0.4

---
 .../libraries/haskell/tree-view/default.nix         | 13 +++++++++++++
 pkgs/top-level/haskell-packages.nix                 |  2 ++
 2 files changed, 15 insertions(+)
 create mode 100644 pkgs/development/libraries/haskell/tree-view/default.nix

diff --git a/pkgs/development/libraries/haskell/tree-view/default.nix b/pkgs/development/libraries/haskell/tree-view/default.nix
new file mode 100644
index 000000000000..7ceefb815d8d
--- /dev/null
+++ b/pkgs/development/libraries/haskell/tree-view/default.nix
@@ -0,0 +1,13 @@
+{ cabal, mtl }:
+
+cabal.mkDerivation (self: {
+  pname = "tree-view";
+  version = "0.4";
+  sha256 = "0mzywp6nipc6zs98dy4ny2s3r9d745lqpjazfnj5y4hx8swyckgn";
+  buildDepends = [ mtl ];
+  meta = {
+    description = "Render trees as foldable HTML and Unicode art";
+    license = self.stdenv.lib.licenses.bsd3;
+    platforms = self.ghc.meta.platforms;
+  };
+})
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index 6d52e5843b0e..fb0b0dc3aaa0 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -2522,6 +2522,8 @@ let result = let callPackage = x : y : modifyPrio (newScope result.finalReturn x
 
   traverseWithClass = callPackage ../development/libraries/haskell/traverse-with-class {};
 
+  treeView = callPackage ../development/libraries/haskell/tree-view {};
+
   trifecta = callPackage ../development/libraries/haskell/trifecta {};
 
   tuple = callPackage ../development/libraries/haskell/tuple {};