From a74ee06ec3167b696bd709d1290ebc5d77198715 Mon Sep 17 00:00:00 2001
From: Oliver Davies <oliver@oliverdavies.uk>
Date: Wed, 24 Sep 2025 01:35:51 +0100
Subject: [PATCH] Create `onchange` script

Signed-off-by: Oliver Davies <oliver@oliverdavies.uk>
---
 modules/scripts/onchange.nix | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 modules/scripts/onchange.nix

diff --git a/modules/scripts/onchange.nix b/modules/scripts/onchange.nix
new file mode 100644
index 00000000..c18b8b01
--- /dev/null
+++ b/modules/scripts/onchange.nix
@@ -0,0 +1,23 @@
+{
+  flake.modules.homeManager.base =
+    { pkgs, ... }:
+    {
+      home.packages = [
+        (pkgs.writeShellApplication {
+          name = "onchange";
+
+          runtimeInputs = with pkgs; [
+            coreutils
+            entr
+          ];
+
+          text = ''
+            PATTERN="$1"
+            shift 1
+
+            find . -path "$PATTERN" -type f | entr -cs "$@"
+          '';
+        })
+      ];
+    };
+}