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# dict(1) completion -*- shell-script -*-
_dictdata()
{
dict $host $port $1 2>/dev/null | command sed -ne \
's/^[[:blank:]]\{1,\}\([^[:blank:]]*\).*$/\1/p'
}
_dict()
{
local cur prev words cword
_init_completion || return
local host port db i
for (( i=1; i < cword; i++ )); do
case ${words[i]} in
--host|-!(-*)h)
host=${words[++i]}
[[ -n $host ]] && host="-h $host"
;;
--port|-!(-*)p)
port=${words[++i]}
[[ -n $port ]] && port="-p $port"
;;
--database|-!(-*)d)
db=${words[++i]}
[[ -n $db ]] && host="-d $db"
;;
esac
done
if [[ "$cur" == -* ]]; then
COMPREPLY=( $(compgen -W '$(_parse_help "$1")' -- "$cur") )
return
fi
case $prev in
--database|-info|-!(-*)[di])
COMPREPLY=( $(compgen -W '$(_dictdata -D)' -- "$cur") )
return
;;
--strategy|-!(-*)s)
COMPREPLY=( $(compgen -W '$(_dictdata -S)' -- "$cur") )
return
;;
esac
local dictfile=/usr/share/dict/words
if [[ -r $dictfile ]]; then
# Dictfile may be too large for practical compgen -W usage, so narrow
# it down with grep if $cur looks like something that's safe to embed
# in a pattern instead.
if [[ $cur == +([-A-Za-z0-9/.]) ]]; then
COMPREPLY=( $(compgen -W \
'$(command grep "^${cur//./\\.}" $dictfile)' -- "$cur") )
else
COMPREPLY=( $(compgen -W '$(cat $dictfile)' -- "$cur") )
fi
fi
} &&
complete -F _dict -o default dict rdict
# ex: filetype=sh
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