This program is experimental and its interface is subject to change.
nix nar dump-path - serialise a path to stdout in NAR format
nix nar dump-path [option...] path
To serialise directory
fooas a NAR:
# nix nar dump-path ./foo > foo.nar
This command generates a NAR file containing the serialisation of path, which must contain only regular files, directories and symbolic links. The NAR is written to standard output.