#autoload
# Complete user/host combinations. Normally this looks for the style
# `users-hosts' for the tag `accounts'. A different tag may be given
# with `-t tag'.
# A `-' or `--' as the first argument is ignored.
local expl suf tag=accounts
if [[ "$1" = -t?* ]]; then
tag="${1[3,-1]}"
shift
elif [[ "$1" = -t ]]; then
tag="$2"
shift 2
fi
[[ "$1" = -(|-) ]] && shift
if [[ -prefix 1 *@ ]]; then
local user=${PREFIX%%@*}
compset -P 1 '*@'
_wanted -C user-at hosts expl "host for $user" \
_combination -s '[:@]' "${tag}" users-hosts users="$user" hosts "$@" -
else
compset -S '@*' || suf="@"
_wanted users expl "user" \
_combination -s '[:@]' "${tag}" users-hosts users -S "$suf" -q "$@" -
fi
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