1 files changed, 4 insertions, 0 deletions
diff --git a/lib/default.nix b/lib/default.nix
index 56348bb..196b76b 100644
--- a/lib/default.nix
+++ b/lib/default.nix
@@ -12,4 +12,8 @@ lib: prev: with lib; {
     concatLists
     listToAttrs
   ];
+
+  # Collects the inputs of a flake recursively (with possible duplicates).
+  collectFlakeInputs = input:
+    [ input ] ++ concatMap collectFlakeInputs (builtins.attrValues (input.inputs or {}));
 }