From 42c91dd1d8f251dbbb021ce003dba564ed200706 Mon Sep 17 00:00:00 2001
From: Danny Arnold <despair.blue@gmail.com>
Date: Sun, 10 Jul 2016 14:02:21 +0200
Subject: [PATCH] flow: 0.22.1 -> 0.28.0 (#16827)

---
 pkgs/development/tools/analysis/flow/default.nix | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/pkgs/development/tools/analysis/flow/default.nix b/pkgs/development/tools/analysis/flow/default.nix
index e0802f9850bf..2cff523323f6 100644
--- a/pkgs/development/tools/analysis/flow/default.nix
+++ b/pkgs/development/tools/analysis/flow/default.nix
@@ -1,15 +1,15 @@
-{ stdenv, fetchFromGitHub, lib, ocaml, libelf, cf-private, CoreServices }:
+{ stdenv, fetchFromGitHub, lib, ocaml, libelf, cf-private, CoreServices, git, mercurial }:
 
 with lib;
 
 stdenv.mkDerivation rec {
-  version = "0.22.1";
+  version = "0.28.0";
   name = "flow-${version}";
   src = fetchFromGitHub {
     owner = "facebook";
     repo = "flow";
     rev = "v${version}";
-    sha256 = "11d04g8rvjv2q79pmrjjx8lmmm1ix8kih7wc0adln0ap5123ph46";
+    sha256 = "1xryv1366zc385r82r6n832xkaqcm63zs1baizl02qchfzfa3am2";
   };
 
   installPhase = ''
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
     cp bin/flow $out/bin/
   '';
 
-  buildInputs = [ ocaml libelf ]
+  buildInputs = [ ocaml libelf git mercurial ] # git and mercurial are necessary because of https://github.com/facebook/flow/issues/1981
     ++ optionals stdenv.isDarwin [ cf-private CoreServices ];
 
   meta = with stdenv.lib; {