#compdef look
local context state line
typeset -A opt_args
_arguments -s \
'-t+[termination character]:termination character:' \
'-f[case insensitive]' \
'-d[dictionary order]' \
':string:->string'
case "$state" in
string)
if [[ -n "$PREFIX" ]]; then
compadd - $(_call values $words[1] $PREFIX)
fi
;;
esac