nix-config/nixpkgs-overlay/pile.nix

{ fetchgit, rustPlatform }:

let
  pile = fetchgit {
    url = "https://github.com/astro/pile.git";
    sha256 = "sha256-z4xNUGmP35ZBZUpgozQHANZniADfmwEoclnEwNlvAC4=";
  };
in {
  ledball = rustPlatform.buildRustPackage {
    name = "ledball";
    version = "0.0.0";
    src = "${pile}/ledball";
    cargoSha256 = "0zyfbf3gph8gqab07fmm5a7x5slapsqn8ck6isp53fsa7ljnagjy";
    cargoBuildFlags = [ "--examples" ];
    postInstall = ''
      mkdir -p $out/bin

      for f in target/*/release/examples/*; do
        if [ -f $f ] && [ -x $f ]; then
          cp $f $out/bin/
        fi
      done
    '';
  };
}