# protoc completion                                        -*- shell-script -*-

_comp_cmd_protoc()
{
    local cur prev words cword was_split comp_args
    _comp_initialize -s -- "$@" || return

    case $prev in
        --version | -h | --help | --encode | --decode)
            return
            ;;
        --descriptor_set_out)
            _comp_compgen_filedir
            return
            ;;
        --error_format)
            _comp_compgen -- -W 'gcc msvs'
            return
            ;;
        --plugin)
            [[ $cur == *=* ]] || _comp_compgen_commands
            return
            ;;
        --proto_path | --*_out)
            _comp_compgen_filedir -d
            return
            ;;
    esac

    [[ $was_split ]] && return

    case $cur in
        -o*)
            _comp_compgen -c "${cur:2}" filedir
            ((${#COMPREPLY[@]})) && COMPREPLY=("${COMPREPLY[@]/#/-o}")
            return
            ;;
        -I*)
            _comp_compgen -c "${cur:2}" filedir -d
            ((${#COMPREPLY[@]})) && COMPREPLY=("${COMPREPLY[@]/#/-I}")
            return
            ;;
        -*)
            _comp_compgen_help
            local i
            for i in "${!COMPREPLY[@]}"; do
                [[ ${COMPREPLY[i]} == -oFILE ]] && unset -v 'COMPREPLY[i]'
            done
            [[ ${COMPREPLY-} == *= ]] && compopt -o nospace
            return
            ;;
    esac

    _comp_compgen_filedir proto
} &&
    complete -F _comp_cmd_protoc protoc

# ex: filetype=sh