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# systemd-delta(1) completion                      -*- shell-script -*-
#
# This file is part of systemd.
#
# Copyright 2014 Thomas H.P. Andersen
#
# systemd is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2.1 of the License, or
# (at your option) any later version.
#
# systemd is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with systemd; If not, see <http://www.gnu.org/licenses/>.

__contains_word() {
        local w word=$1; shift
        for w in "$@"; do
                [[ $w = "$word" ]] && return
        done
}


_systemd-delta() {
        local i verb comps cur prev
        _get_comp_words_by_ref cur prev

        local OPTS_STANDALONE='--help -h --no-pager --version'
        local OPTS_ARG='--diff --type -t'


        _init_completion || return

        if __contains_word "$prev" "$OPTS_ARG"; then
                case $prev in
                        --diff)
                                comps='yes no'
                        ;;
                        --type|-t)
                                comps='masked equivalent redirected overridden unchanged extended default'
                        ;;
                esac
                COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
                return 0
        fi

        if [[ "$cur" = -* ]]; then
                COMPREPLY=( $(compgen -W '$OPTS_ARG $OPTS_STANDALONE' -- "$cur") )
                return 0
        fi

        COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
        return 0
}

complete -F _systemd-delta systemd-delta