pkgs: add writeHaskell

1 files changed, 15 insertions, 0 deletions

diff --git a/pkgs/default.nix b/pkgs/default.nix
index 6e8b06f..c01f88c 100644
--- a/pkgs/default.nix
+++ b/pkgs/default.nix
@@ -155,6 +155,21 @@ pkgs: oldpkgs: {
     mv "$textPath" $out
   '';
 
+  writeHaskell = name: extra-deps: text:
+    pkgs.stdenv.mkDerivation {
+      inherit name;
+      src = pkgs.writeHaskellPackage name {
+        executables.${name} = {
+          inherit extra-deps;
+          text = text;
+        };
+      };
+      phases = [ "buildPhase" ];
+      buildPhase = ''
+        ln -fns $src/bin/${name} $out
+      '';
+    };
+
   writeHaskellPackage =
     k:
     let