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

    for i in ${COMP_WORDS[@]}
    do
        case "${cmd},${i}" in
            ",$1")
                cmd="mdbook"
                ;;
            mdbook,build)
                cmd="mdbook__build"
                ;;
            mdbook,clean)
                cmd="mdbook__clean"
                ;;
            mdbook,completions)
                cmd="mdbook__completions"
                ;;
            mdbook,help)
                cmd="mdbook__help"
                ;;
            mdbook,init)
                cmd="mdbook__init"
                ;;
            mdbook,serve)
                cmd="mdbook__serve"
                ;;
            mdbook,test)
                cmd="mdbook__test"
                ;;
            mdbook,watch)
                cmd="mdbook__watch"
                ;;
            mdbook__help,build)
                cmd="mdbook__help__build"
                ;;
            mdbook__help,clean)
                cmd="mdbook__help__clean"
                ;;
            mdbook__help,completions)
                cmd="mdbook__help__completions"
                ;;
            mdbook__help,help)
                cmd="mdbook__help__help"
                ;;
            mdbook__help,init)
                cmd="mdbook__help__init"
                ;;
            mdbook__help,serve)
                cmd="mdbook__help__serve"
                ;;
            mdbook__help,test)
                cmd="mdbook__help__test"
                ;;
            mdbook__help,watch)
                cmd="mdbook__help__watch"
                ;;
            *)
                ;;
        esac
    done

    case "${cmd}" in
        mdbook)
            opts="-h -V --help --version init build test clean completions watch serve help"
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 1 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
        mdbook__build)
            opts="-d -o -h -V --dest-dir --open --help --version [dir]"
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 2 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                --dest-dir)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                -d)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
        mdbook__clean)
            opts="-d -h -V --dest-dir --help --version [dir]"
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 2 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                --dest-dir)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                -d)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
        mdbook__completions)
            opts="-h -V --help --version bash elvish fish powershell zsh"
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 2 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
        mdbook__help)
            opts="init build test clean completions watch serve help"
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 2 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
        mdbook__help__build)
            opts=""
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 3 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
        mdbook__help__clean)
            opts=""
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 3 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
        mdbook__help__completions)
            opts=""
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 3 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
        mdbook__help__help)
            opts=""
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 3 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
        mdbook__help__init)
            opts=""
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 3 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
        mdbook__help__serve)
            opts=""
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 3 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
        mdbook__help__test)
            opts=""
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 3 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
        mdbook__help__watch)
            opts=""
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 3 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
        mdbook__init)
            opts="-h -V --theme --force --title --ignore --help --version [dir]"
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 2 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                --title)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                --ignore)
                    COMPREPLY=($(compgen -W "none git" -- "${cur}"))
                    return 0
                    ;;
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
        mdbook__serve)
            opts="-d -n -p -o -h -V --dest-dir --hostname --port --open --help --version [dir]"
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 2 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                --dest-dir)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                -d)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                --hostname)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                -n)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                --port)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                -p)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
        mdbook__test)
            opts="-d -c -L -h -V --dest-dir --chapter --library-path --help --version [dir]"
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 2 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                --dest-dir)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                -d)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                --chapter)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                -c)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                --library-path)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                -L)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
        mdbook__watch)
            opts="-d -o -h -V --dest-dir --open --help --version [dir]"
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 2 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                --dest-dir)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                -d)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
    esac
}

complete -F _mdbook -o bashdefault -o default mdbook
