[WPB-28448] Add headroom to treefmt, pin to 0.5.0.0 (github master).

changelog.d/5-internal/WPB-28448-add-headroom-to-treefmt_-pin-to-0_5_0_0-_github-master_

@@ -0,0 +1 @@
+Add headroom to treefmt, pin to 0.5.0.0 (github master).

flake.nix

@@ -114,6 +114,13 @@
       url = "github:velveteer/arbiter?rev=b9c57eb1f8277d97616aa449bea471fe9ce14eda";
       flake = false;
     };
+
+    headroom = {
+      # https://github.com/xwinus/headroom/issues/117
+      # this pin should be removed once 0.5.0.0 has been released.
+      url = "github:xwinus/headroom?rev=010ed0ca68f0af9026bb613800cbeae80be6ebbd";
+      flake = false;
+    };
   };
 
   outputs = inputs@{ nixpkgs, nixpkgs_24_11, flake-utils, tom-bombadil, sbomnix, ... }:

nix/haskell-pins.nix

@@ -71,6 +71,10 @@ let
       };
     };
 
+    headroom = {
+      src = inputs.headroom;
+    };
+
     bloodhound = {
       src = inputs.bloodhound;
     };
@@ -149,7 +153,7 @@ let
     # N.B. only the listed packages work. If you want to use another:
     # - list it here
     # - patch it on the fork (if required)
-    # 
+    #
     # Can't currently be removed because amazonka-dynamodb-attributevalue
     # does not exist on hackage
     amazonka = {

nix/wire-server.nix

@@ -470,7 +470,7 @@ let
     pkgs.cfssl
     pkgs.awscli2
     (hlib.justStaticExecutables pkgs.haskellPackages.cabal-fmt)
-    (hlib.justStaticExecutables pkgs.haskellPackages.headroom)
+    (hlib.justStaticExecutables (hlib.dontCheck haskellPackages.headroom))
     (hlib.justStaticExecutables pkgs.haskellPackages.weeder)
   ] ++ pkgs.lib.optionals pkgs.stdenv.isLinux [
     pkgs.skopeo

treefmt.toml

@@ -10,6 +10,13 @@ excludes = [
   "dist-newstyle/"
 ]
 
+[formatter.headroom]
+command = "hack/bin/headroom-treefmt.sh"
+includes = ["*.hs", "*.hsc", "*.rs"]
+excludes = [
+  "dist-newstyle/",
+  "services/wire-server-enterprise/*",
+]
 
 [formatter.shellcheck]
 command = "shellcheck"