From f946a7cd9b9a469843dd71225fef9f157453d834 Mon Sep 17 00:00:00 2001
From: Erik Arvstedt <erik.arvstedt@gmail.com>
Date: Tue, 5 Jul 2022 12:19:01 +0200
Subject: [PATCH] examples: use `mkDefault` for setting `system.stateVersion`

This makes it easier for users to override the default.
---
 examples/deploy-krops.sh        | 2 +-
 examples/qemu-vm/minimal-vm.nix | 2 +-
 test/lib/make-test.nix          | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/examples/deploy-krops.sh b/examples/deploy-krops.sh
index 6cbd0e1..1615131 100755
--- a/examples/deploy-krops.sh
+++ b/examples/deploy-krops.sh
@@ -34,7 +34,7 @@ nix-build --out-link $tmpDir/vm - <<'EOF'
     # warning: Nix search path entry '/nix/var/nix/profiles/per-user/root/channels' does not exist, ignoring
     nix.nixPath = lib.mkForce [];
 
-    system.stateVersion = config.system.nixos.release;
+    system.stateVersion = lib.mkDefault config.system.nixos.release;
   };
 }).config.system.build.vm
 EOF
diff --git a/examples/qemu-vm/minimal-vm.nix b/examples/qemu-vm/minimal-vm.nix
index 2c1f51a..6bb9275 100644
--- a/examples/qemu-vm/minimal-vm.nix
+++ b/examples/qemu-vm/minimal-vm.nix
@@ -45,7 +45,7 @@ rec {
         echo o >/proc/sysrq-trigger
       '';
 
-      system.stateVersion = config.system.nixos.release;
+      system.stateVersion = lib.mkDefault config.system.nixos.release;
     };
   }).config.system.build.vm;
 
diff --git a/test/lib/make-test.nix b/test/lib/make-test.nix
index 6bd52be..09f4b50 100644
--- a/test/lib/make-test.nix
+++ b/test/lib/make-test.nix
@@ -79,7 +79,7 @@ name: testConfig:
        ''))
     ];
 
-    system.stateVersion = config.system.nixos.release;
+    system.stateVersion = lib.mkDefault config.system.nixos.release;
   })).config.system.build.vm;
 
   config = testConfig;