_hello

#compdef hello
 
_hello() { 
    local curcontext="$curcontext" state line
    typeset -A opt_args
 
    _arguments \
        '1: :->action'\
        '*: :->folders'
 
    case $state in
    action)
        _arguments '1:Action:(init enter on off checkout enterRev log rollback graph push pull clear)'
    ;;
    *)
        case $words[2] in
        checkout)
            local -a revisions
            revisions=`gshell log`
            echo $revisions
            compadd "$@" $revisions
        ;;
        *)
            _files 
        esac
    esac
}
 
_hello "$@"