From a7fec487f855cad8adc9bceb68d74c508aa55adc Mon Sep 17 00:00:00 2001
From: adisbladis <adisbladis@gmail.com>
Date: Sun, 1 Mar 2020 08:45:52 +0000
Subject: [PATCH] Prevent infinite recursion in gitignore filter construction

---
 lib.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib.nix b/lib.nix
index f9a62a2..b816feb 100644
--- a/lib.nix
+++ b/lib.nix
@@ -104,7 +104,7 @@ let
     hasGitIgnore = builtins.pathExists gitIgnore;
     gitIgnores = if hasGitIgnore then [ gitIgnore ] else [];
   in
-    lib.optionals (! isGitRoot) (findGitIgnores parent) ++ gitIgnores;
+    lib.optionals (builtins.toString path != "/" && ! isGitRoot) (findGitIgnores parent) ++ gitIgnores;
 
   /*
   Provides a source filtering mechanism that: