1 files changed, 10 insertions, 0 deletions
diff --git a/pkgs/lib/trivial.nix b/pkgs/lib/trivial.nix
index 8af3474f2a67..b2304ff7a17e 100644
--- a/pkgs/lib/trivial.nix
+++ b/pkgs/lib/trivial.nix
@@ -35,4 +35,14 @@ rec {
     else if builtins.isAttrs x
       then deepSeqAttrs x y
       else seq x y;
+
+  isPath = val: with builtins; !(
+      isAttrs val
+   || isList val
+   || isInt val
+   || isString val
+   || isFunction val
+   || isBool val
+   || val == null
+  );
 }