{ compat-flake ? "flake-compat-fds" }:

(import
  (
    let
      lock = builtins.fromJSON (builtins.readFile ./flake.lock);
    in
    fetchTarball {
      url = lock.nodes.${compat-flake}.locked.url or "https://github.com/edolstra/flake-compat/archive/${lock.nodes.flake-compat.locked.rev}.tar.gz";
      sha256 = lock.nodes.${compat-flake}.locked.narHash;
    }
  )
  { src = ./.; }
).defaultNix
