From dfe157eda7c37871d93f1ca2a9c760195fa882bd Mon Sep 17 00:00:00 2001
From: Silvan Mosberger <silvan.mosberger@tweag.io>
Date: Thu, 14 Mar 2024 22:55:52 +0100
Subject: [PATCH] Always just executables and don't build haddock

- Doesn't inflate closure size to over 2GB, see https://github.com/NixOS/nixfmt/issues/143
- The API docs aren't important and we're intending on deprecating the
  hackage package, see https://github.com/NixOS/nixfmt/issues/161
---
 .github/workflows/main.yml | 2 +-
 default.nix                | 9 ++++++---
 flake.nix                  | 2 +-
 3 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index f42f9e24..be4225ab 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -22,5 +22,5 @@ jobs:
         run: nix shell .#packages.x86_64-linux.reuse -c reuse lint
 
       - name: build nixfmt
-        run: nix build -L .#nixfmt-static
+        run: nix build -L .
         if: success() || failure()
diff --git a/default.nix b/default.nix
index c846559c..fbca1e93 100644
--- a/default.nix
+++ b/default.nix
@@ -40,14 +40,17 @@ let
     ];
   };
 
-  build = pkgs.haskellPackages.nixfmt;
+  build = lib.pipe pkgs.haskellPackages.nixfmt [
+    haskell.lib.justStaticExecutables
+    haskell.lib.dontHaddock
+    (drv: lib.lazyDerivation { derivation = drv; })
+  ];
 in
 build
 // rec {
   packages = {
     nixfmt = build;
-    nixfmt-static = haskell.lib.justStaticExecutables packages.nixfmt;
-    nixfmt-deriver = packages.nixfmt-static.cabal2nixDeriver;
+    nixfmt-deriver = build.cabal2nixDeriver;
 
     nixfmt-shell = packages.nixfmt.env.overrideAttrs (oldAttrs: {
       buildInputs =
diff --git a/flake.nix b/flake.nix
index bbc1f662..7aeb170e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -20,7 +20,7 @@
 
         apps.default = {
           type = "app";
-          program = "${self.packages.${system}.nixfmt-static}/bin/nixfmt";
+          program = "${result}/bin/nixfmt";
         };
 
         checks = result.checks;