value_terminator.zsh

#compdef my-app

autoload -U is-at-least

_my-app() {
    typeset -A opt_args
    typeset -a _arguments_options
    local ret=1

    if is-at-least 5.2; then
        _arguments_options=(-s -S -C)
    else
        _arguments_options=(-s -C)
    fi

    local context curcontext="$curcontext" state line
    _arguments "${_arguments_options[@]}" \
'-h[Print help]' \
'--help[Print help]' \
'*;::arguments -- multi-valued argument with a value terminator:' \
&& ret=0
}

(( $+functions[_my-app_commands] )) ||
_my-app_commands() {
    local commands; commands=()
    _describe -t commands 'my-app commands' commands "$@"
}

if [ "$funcstack[1]" = "_my-app" ]; then
    _my-app "$@"
else
    compdef _my-app my-app
fi