1 files changed, 21 insertions, 0 deletions
diff --git a/third_party/gitignoreSource/default.nix b/third_party/gitignoreSource/default.nix
new file mode 100644
index 000000000000..150de7c990e4
--- /dev/null
+++ b/third_party/gitignoreSource/default.nix
@@ -0,0 +1,21 @@
+{ pkgs, ... }:
+
+let
+  gitignoreNix = import
+    (pkgs.fetchFromGitHub {
+      owner = "hercules-ci";
+      repo = "gitignore";
+      rev = "f9e996052b5af4032fe6150bba4a6fe4f7b9d698";
+      sha256 = "0jrh5ghisaqdd0vldbywags20m2cxpkbbk5jjjmwaw0gr8nhsafv";
+    })
+    { inherit (pkgs) lib; };
+
+in
+{
+  __functor = _: gitignoreNix.gitignoreSource;
+
+  # expose extra functions here
+  inherit (gitignoreNix)
+    gitignoreFilter
+    ;
+}