lix/src/nix/nix-help.txt

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nix [OPTIONS...] [ARGUMENTS...]
Operations:
--install / -i: realise a Nix expression
--delete / -d: delete paths from the Nix store
--add / -A: copy a path to the Nix store
--query / -q: query information
--successor: register a successor expression
--substitute: register a substitute expression
--dump: dump a path as a Nix archive
--restore: restore a path from a Nix archive
--init: initialise the Nix database
--verify: verify Nix structures
--version: output version information
--help: display help
Query flags:
--list / -l: query the output paths (roots) of a Nix expression (default)
--requisites / -r: print all paths necessary to realise expression
--predecessors: print predecessors of a Nix expression
--graph: print a dot graph rooted at given ids
Options:
--verbose / -v: verbose operation (may be repeated)
--keep-failed / -K: keep temporary directories of failed builds