From b5ae9ad3fb304bc1625f504e247c39b85bf1f3a1 Mon Sep 17 00:00:00 2001
From: Alexander Ried <ried@mytum.de>
Date: Wed, 18 May 2016 17:29:33 +0200
Subject: [PATCH 1/2] dust: use fetchFromGitHub (sha was broken)

---
 pkgs/development/interpreters/pixie/dust.nix | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/pkgs/development/interpreters/pixie/dust.nix b/pkgs/development/interpreters/pixie/dust.nix
index 2478ecf53cb2..cc4f8f619e3a 100644
--- a/pkgs/development/interpreters/pixie/dust.nix
+++ b/pkgs/development/interpreters/pixie/dust.nix
@@ -1,11 +1,12 @@
-{ stdenv, pixie, fetchgit }:
+{ stdenv, pixie, fetchFromGitHub }:
 
-stdenv.mkDerivation {
+stdenv.mkDerivation rec {
   name = "dust-0-91";
-  src = fetchgit {
-    url = "https://github.com/pixie-lang/dust.git";
+  src = fetchFromGitHub {
+    owner = "pixie-lang";
+    repo = "dust";
     rev = "efe469661e749a71e86858fd006f61464810575a";
-    sha256 = "0krh7ynald3gqv9f17a4kfx7sx8i31l6j1fhd5k8b6m8cid7f9c1";
+    sha256 = "09n57b6haxwask9m8vimv42ikczf7lgfc7m9izjrcqgs0padvfzc";
   };
   buildInputs = [ pixie ];
   patches = [ ./make-paths-configurable.patch ];

From 3e39cfe860353a7c7f60de84a4a73560c686c348 Mon Sep 17 00:00:00 2001
From: Alexander Ried <ried@mytum.de>
Date: Wed, 18 May 2016 17:29:46 +0200
Subject: [PATCH 2/2] dust: add meta field

---
 pkgs/development/interpreters/pixie/dust.nix | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/pkgs/development/interpreters/pixie/dust.nix b/pkgs/development/interpreters/pixie/dust.nix
index cc4f8f619e3a..877430239101 100644
--- a/pkgs/development/interpreters/pixie/dust.nix
+++ b/pkgs/development/interpreters/pixie/dust.nix
@@ -25,4 +25,10 @@ stdenv.mkDerivation rec {
     cp -a src/ run.pxi $out/share/dust
     mv dust $out/bin/dust
   '';
+
+  meta = {
+    description = "Provides tooling around pixie, e.g. a nicer repl, running tests and fetching dependencies";
+    homepage = src.meta.homepage;
+    license = stdenv.lib.licenses.lgpl3;
+  };
 }