Nix check overlay

1 files changed, 32 insertions, 0 deletions

diff --git a/nix/overlay/check.nix b/nix/overlay/check.nix
new file mode 100644
index 0000000..8a6ec2b
--- /dev/null
+++ b/nix/overlay/check.nix
@@ -0,0 +1,32 @@
+#──────────────────────────────────────────────────────────────────────────────┐
+# SPDX-FileCopyrightText: 2025 toastal <https://toast.al/contact/>             │
+# SPDX-License-Identifier: LGPL-2.1-or-later                                   │
+#──────────────────────────────────────────────────────────────────────────────┘
+final: prev: {
+   nixtamal = prev.nixtamal.overrideScope (
+      final': prev': {
+         check = (prev'.check or { }) // {
+            EditorConfig =
+               final.runCommand "check-EditorConfig"
+                  {
+                     src =
+                        let
+                           fs = final.lib.fileset;
+                        in
+                        (fs.toSource {
+                           root = ../..;
+                           fileset = fs.unions [
+                              (fs.fileFilter (file: file.name == ".editorconfig") ../..)
+                              (fs.fromSource prev'.nixtamal.src)
+                              ../../nix
+                           ];
+                        });
+                  }
+                  ''
+                     cd $src
+                     ${final.lib.getExe final.editorconfig-checker} | tee $out
+                  '';
+         };
+      }
+   );
+}