# perf completion have perf && _perf() { local cur cmd COMPREPLY=() _get_comp_words_by_ref cur cmd=${COMP_WORDS[0]} # List perf subcommands if [ $COMP_CWORD -eq 1 ]; then cmds=$($cmd --list-cmds) COMPREPLY=( $( compgen -W '$cmds' -- "$cur" ) ) # Fall down to list regular files else _filedir fi } && complete -F _perf perf