clap/clap_complete/tests/completions/bash.rs

use super::*;

fn build_app() -> App<'static> {
    build_app_with_name("myapp")
}

fn build_app_with_name(s: &'static str) -> App<'static> {
    App::new(s)
        .version("3.0")
        .setting(AppSettings::PropagateVersion)
        .about("Tests completions")
        .arg(
            Arg::new("file")
                .value_hint(ValueHint::FilePath)
                .help("some input file"),
        )
        .arg(Arg::new("choice").possible_values(["first", "second"]))
        .subcommand(
            App::new("test").about("tests things").arg(
                Arg::new("case")
                    .long("case")
                    .takes_value(true)
                    .help("the case to test"),
            ),
        )
}

#[test]
fn bash() {
    let mut app = build_app();
    common(Bash, &mut app, "myapp", BASH);
}

static BASH: &str = r#"_myapp() {
    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
            "$1")
                cmd="myapp"
                ;;
            help)
                cmd+="__help"
                ;;
            test)
                cmd+="__test"
                ;;
            *)
                ;;
        esac
    done

    case "${cmd}" in
        myapp)
            opts="-h -V --help --version <file> first second test 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
            ;;
        myapp__help)
            opts=""
            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
            ;;
        myapp__test)
            opts="-h -V --case --help --version"
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 2 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                --case)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
    esac
}

complete -F _myapp -o bashdefault -o default myapp
"#;

#[test]
fn bash_with_special_commands() {
    let mut app = build_app_special_commands();
    common(Bash, &mut app, "my_app", BASH_SPECIAL_CMDS);
}

fn build_app_special_commands() -> App<'static> {
    build_app_with_name("my_app")
        .subcommand(
            App::new("some_cmd").about("tests other things").arg(
                Arg::new("config")
                    .long("--config")
                    .takes_value(true)
                    .help("the other case to test"),
            ),
        )
        .subcommand(App::new("some-cmd-with-hyphens").alias("hyphen"))
}

static BASH_SPECIAL_CMDS: &str = r#"_my_app() {
    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
            "$1")
                cmd="my_app"
                ;;
            help)
                cmd+="__help"
                ;;
            some-cmd-with-hyphens)
                cmd+="__some__cmd__with__hyphens"
                ;;
            some_cmd)
                cmd+="__some_cmd"
                ;;
            test)
                cmd+="__test"
                ;;
            *)
                ;;
        esac
    done

    case "${cmd}" in
        my_app)
            opts="-h -V --help --version <file> first second test some_cmd some-cmd-with-hyphens 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
            ;;
        my_app__help)
            opts=""
            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
            ;;
        my_app__some__cmd__with__hyphens)
            opts="-h -V --help --version"
            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
            ;;
        my_app__some_cmd)
            opts="-h -V --config --help --version"
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 2 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                --config)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
        my_app__test)
            opts="-h -V --case --help --version"
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 2 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                --case)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
    esac
}

complete -F _my_app -o bashdefault -o default my_app
"#;

#[test]
fn bash_with_aliases() {
    let mut app = build_app_with_aliases();
    common(Bash, &mut app, "cmd", BASH_ALIASES);
}

fn build_app_with_aliases() -> App<'static> {
    App::new("cmd")
        .version("3.0")
        .about("testing bash completions")
        .arg(
            Arg::new("flag")
                .short('f')
                .visible_short_alias('F')
                .long("flag")
                .visible_alias("flg")
                .help("cmd flag"),
        )
        .arg(
            Arg::new("option")
                .short('o')
                .visible_short_alias('O')
                .long("option")
                .visible_alias("opt")
                .help("cmd option")
                .takes_value(true),
        )
        .arg(Arg::new("positional"))
}

static BASH_ALIASES: &str = r#"_cmd() {
    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
            "$1")
                cmd="cmd"
                ;;
            *)
                ;;
        esac
    done

    case "${cmd}" in
        cmd)
            opts="-h -V -F -f -O -o --help --version --flg --flag --opt --option <positional>"
            if [[ ${cur} == -* || ${COMP_CWORD} -eq 1 ]] ; then
                COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
                return 0
            fi
            case "${prev}" in
                --option)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                --opt)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                -o)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                -O)
                    COMPREPLY=($(compgen -f "${cur}"))
                    return 0
                    ;;
                *)
                    COMPREPLY=()
                    ;;
            esac
            COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
            return 0
            ;;
    esac
}

complete -F _cmd -o bashdefault -o default cmd
"#;