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_mach_complete()
{
local com coms comsubs cur opts script sub subs
COMPREPLY=()
declare -A comsubs=( %(commands_subcommands)s )
_get_comp_words_by_ref -n : cur words
# for an alias, get the real script behind it
if [[ $(type -t ${words[0]}) == "alias" ]]; then
script=$(alias ${words[0]} | sed -E "s/alias ${words[0]}='(.*)'/\\1/")
else
script=${words[0]}
fi
# lookup for command and subcommand
for word in ${words[@]:1}; do
if [[ $word == -* ]]; then
continue
fi
if [[ -z $com ]]; then
com=$word
elif [[ "${comsubs[$com]}" == *" $word "* ]]; then
sub=$word
break
fi
done
# completing for an option
if [[ ${cur} == -* ]] ; then
if [[ -n $com ]]; then
if [[ -n $sub ]]; then
optkey="$com $sub"
else
optkey="$com"
fi
case $optkey in
%(case_options)s
esac
else
# no command, complete global options
opts="%(globalopts)s"
fi
COMPREPLY=($(compgen -W "${opts}" -- ${cur}))
__ltrim_colon_completions "$cur"
return 0;
# completing for a command
elif [[ $cur == $com ]]; then
coms="%(commands)s"
COMPREPLY=($(compgen -W "${coms}" -- ${cur}))
__ltrim_colon_completions "$cur"
return 0
else
if [[ -z $sub ]]; then
case "$com" in
%(case_subcommands)s
esac
COMPREPLY=($(compgen -W "${subs}" -- ${cur}))
__ltrim_colon_completions "$cur"
fi
return 0
fi
}
complete -o default -F _mach_complete mach