Mini Shell

_lsmdev() {
    local i cur prev opts cmds
    COMPREPLY=()
    cur="${COMP_WORDS[COMP_CWORD]}"
    prev="${COMP_WORDS[COMP_CWORD-1]}"
    cmd=""
    opts=""

    for i in ${COMP_WORDS[@]}
    do
        case "${i}" in
            lsmdev)
                cmd="lsmdev"
                ;;
            
            *)
                ;;
        esac
    done

    case "${cmd}" in
        lsmdev)
            opts=" -d -v -h -V -u -p  --defined --dumpjson --verbose --help --version --uuid --parent  "
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 1 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                
                --uuid)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                    -u)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                --parent)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                    -p)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
        
    esac
}

complete -F _lsmdev -o bashdefault -o default lsmdev