From 35963dd065bcd331f611e6dceb77db4603bcbc1f Mon Sep 17 00:00:00 2001
From: ·𐑑𐑴𐑕𐑑𐑩𐑤
Date: Sat, 20 Dec 2025 19:01:29 +0000
Subject: Nix check overlay

---
 nix/overlay/check.nix | 32 ++++++++++++++++++++++++++++++++
 release.nix           |  6 ++----
 2 files changed, 34 insertions(+), 4 deletions(-)
 create mode 100644 nix/overlay/check.nix

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
+                  '';
+         };
+      }
+   );
+}
diff --git a/release.nix b/release.nix
index 0e2ad6a..fcb1a39 100644
--- a/release.nix
+++ b/release.nix
@@ -9,6 +9,7 @@ let
       overlays = [
          (import ./nix/overlay/default.nix)
          (import ./nix/overlay/development.nix)
+         (import ./nix/overlay/check.nix)
       ];
    };
 in
@@ -19,8 +20,5 @@ in
 
    shell = pkgs.nixtamal.dev-shell;
 
-   test = {
-      inherit (pkgs.nixtamal) tests;
-   };
-
+   check = pkgs.nixtamal.check;
 }
-- 
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