From c1f2708f521fa06e0791e28ba549208e6a626aab Mon Sep 17 00:00:00 2001
From: winston <hey@winston.sh>
Date: Tue, 4 Feb 2025 19:06:37 +0100
Subject: [PATCH] feat(git): use my watchman fork for now

refs: https://github.com/jgavris/rs-git-fsmonitor/pull/32
---
 home/apps/git/default.nix |  7 +++++--
 pkgs/overlays.nix         | 29 +++++++++++++++++++++++++++++
 2 files changed, 34 insertions(+), 2 deletions(-)

diff --git a/home/apps/git/default.nix b/home/apps/git/default.nix
index 4adc4bc6..764bbdc9 100644
--- a/home/apps/git/default.nix
+++ b/home/apps/git/default.nix
@@ -19,7 +19,10 @@ in
     }
   ];
 
-  home.packages = [ pkgs.git-ignore ];
+  home.packages = with pkgs; [
+    git-ignore
+    watchman
+  ];
 
   # disable loading the system config on Darwin, where Nix tells it to use the
   # osxkeychain credential manager.
@@ -72,7 +75,7 @@ in
     ];
 
     extraConfig = {
-      core.fsmonitor = true;
+      core.fsmonitor = lib.getExe pkgs.rs-git-fsmonitor;
       credential.helper = "gopass";
       init.defaultBranch = "main";
       push.default = "current";
diff --git a/pkgs/overlays.nix b/pkgs/overlays.nix
index 21d06d1c..1041ccb9 100644
--- a/pkgs/overlays.nix
+++ b/pkgs/overlays.nix
@@ -4,6 +4,7 @@
   (
     final: prev:
     let
+      inherit (final) lib;
       inherit (final.stdenv) system;
       nvfetcherSrcs = final.callPackage ../_sources/generated.nix { };
     in
@@ -20,6 +21,34 @@
         nurpkgs = final;
         pkgs = final;
       };
+      rs-git-fsmonitor = final.rustPlatform.buildRustPackage rec {
+        pname = "rs-git-fsmonitor";
+        version = "0.2.0-git-rust-client";
+
+        src = final.fetchFromGitHub {
+          owner = "nekowinston";
+          repo = "rs-git-fsmonitor";
+          rev = "7317d9b201a540e12468bca3272baa59be1a5382";
+          sha256 = "sha256-VdF7FamqveSJLrcspTLZ0LGk7SMgYG1+muryCYLjP78=";
+        };
+
+        cargoHash = "sha256-gcWi2gczg6eiYIJrrP76e9PqMBll0MTnAFT5BA/30as=";
+
+        nativeBuildInputs = [ final.makeWrapper ];
+
+        fixupPhase = ''
+          wrapProgram $out/bin/rs-git-fsmonitor --prefix PATH ":" "${lib.makeBinPath [ final.watchman ]}"
+        '';
+
+        meta = {
+          description = "Fast git core.fsmonitor hook written in Rust";
+          homepage = "https://github.com/jgavris/rs-git-fsmonitor";
+          changelog = "https://github.com/jgavris/rs-git-fsmonitor/releases/tag/v${version}";
+          license = lib.licenses.mit;
+          maintainers = [ ];
+          mainProgram = "rs-git-fsmonitor";
+        };
+      };
       starship = prev.starship.overrideAttrs (old: {
         patches = [
           # to allow loading config values from env vars