feat(nix): enable nvd diff output

sbulav · Mar 4, 2024 · 8aff530 · 8aff530
1 parent 01400bb
commit 8aff530
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diff --git a/nix/modules/darwin/nix/default.nix b/nix/modules/darwin/nix/default.nix
@@ -20,6 +20,7 @@ in {
       nixfmt
       nix-index
       nix-prefetch-git
+      nvd
     ];
 
     nix = let
@@ -68,5 +69,14 @@ in {
       generateNixPathFromInputs = true;
       linkInputs = true;
     };
+    system.activationScripts.postUserActivation =
+      {
+        text = ''
+          ${pkgs.nvd}/bin/nvd --nix-bin-dir=${pkgs.nix}/bin diff /run/current-system "$systemConfig"
+        '';
+      }
+      // lib.optionalAttrs pkgs.stdenv.isLinux {
+        supportsDryActivation = true;
+      };
   };
 }
diff --git a/nix/modules/nixos/system/nix/default.nix b/nix/modules/nixos/system/nix/default.nix
@@ -26,6 +26,7 @@ in {
       nixfmt
       nix-index
       nix-prefetch-git
+      nvd
     ];
 
     nix = let
@@ -65,5 +66,11 @@ in {
       generateNixPathFromInputs = true;
       linkInputs = true;
     };
+    system.activationScripts.diff = {
+      supportsDryActivation = true;
+      text = ''
+        ${pkgs.nvd}/bin/nvd --nix-bin-dir=${pkgs.nix}/bin diff /run/current-system "$systemConfig"
+      '';
+    };
   };
 }