source common.sh # Without flakes, flake options should not show up # With flakes, flake options should show up function both_ways { nix --experimental-features 'nix-command' "$@" | grepQuietInverse flake nix --experimental-features 'nix-command flakes' "$@" | grepQuiet flake # Also, the order should not matter nix "$@" --experimental-features 'nix-command' | grepQuietInverse flake nix "$@" --experimental-features 'nix-command flakes' | grepQuiet flake } # Simple case, the configuration effects the running command both_ways show-config # Complicated case, earlier args effect later args both_ways store gc --help expect 1 nix --experimental-features 'nix-command' show-config --flake-registry 'https://no' nix --experimental-features 'nix-command flakes' show-config --flake-registry 'https://no'