Add a nix-shell expression

2017-01-29 17:24:45 -06:00 · 2017-01-29 17:24:45 -06:00 · 687be80dff
parent 4d176b52e7
commit 687be80dff
1 changed files with 15 additions and 0 deletions
--- a/shell.nix
+++ b/shell.nix
@ -0,0 +1,15 @@
+{ nixpkgs ? import <nixpkgs> {}, compiler ? "default" }:
+
+let
+
+  inherit (nixpkgs) pkgs;
+
+  haskellPackages = if compiler == "default"
+                       then pkgs.haskellPackages
+                       else pkgs.haskell.packages.${compiler};
+
+  drv = haskellPackages.callPackage ./. {};
+
+in
+
+  if pkgs.lib.inNixShell then drv.env else drv