From 9f0092dae1f1301e48de6c1a4379a3adecd1f9e2 Mon Sep 17 00:00:00 2001
From: Gregor Kleen <aethoago@141.li>
Date: Thu, 19 Jan 2017 10:31:42 +0100
Subject: Add shell hook to identify shell environment

---
 shell.nix | 8 ++++++++
 1 file changed, 8 insertions(+)
 create mode 100644 shell.nix

diff --git a/shell.nix b/shell.nix
new file mode 100644
index 0000000..0c20c9f
--- /dev/null
+++ b/shell.nix
@@ -0,0 +1,8 @@
+{ pkgs ? (import <nixpkgs> {})
+}:
+
+pkgs.lib.overrideDerivation (pkgs.haskellPackages.callPackage ./default.nix {}) (oldArgs: {
+  shellHook = ''
+    export PROMPT_INFO=${oldArgs.name}
+  '';
+})
-- 
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