Fix(system/services/nix-sync): Remove slash from cachePath

1 files changed, 7 insertions, 1 deletions

diff --git a/system/services/nix-sync/default.nix b/system/services/nix-sync/default.nix
index 07c621a..de51f0b 100644
--- a/system/services/nix-sync/default.nix
+++ b/system/services/nix-sync/default.nix
@@ -179,7 +179,7 @@ in {
         type = lib.types.str;
         default = "/var/lib/nix-sync";
         description = lib.mdDoc ''
-          Where to cache git directories.
+          Where to cache git directories. Should not end with a slash ("/")
         '';
       };
 
@@ -193,6 +193,12 @@ in {
   };
 
   config = lib.mkIf cfg.enable {
+    assertions = [
+      {
+        assertion = !lib.strings.hasSuffix "/" cfg.cachePath;
+        message = "Your cachePath ('${cfg.cachePath}') ends with a slash ('/'), please use: '${lib.strings.removeSuffix "/" cfg.cachePath}'.";
+      }
+    ];
     systemd.services = services;
     users.users =
       if cfg.user == "nix-sync"