declare enum TokenType {
    number = 0,
    string = 1,
    identifier = 2,
    boolean = 3,
    operator = 4,
    keyword = 5,
    comment = 6,
    emptyLine = 7,
    paren = 8,// ()
    bracket = 9,// []
    curly = 10,// {}
    comma = 11,// ,
    colon = 12,// :
    question = 13,// ?
    dot = 14,// .
    index = 15,
    env = 16,// this tag inject to current environment variable list when use keyword
    use = 17,
    expose = 18,
    pick = 19,
    as = 20,
    task = 21,// signifies a task (like async function)
    wait = 22,// wait for a task to finish (like await)
    to = 23,// (like then)
    run = 24,// used to carry out the tasks we have defined
    if = 25,
    else = 26,
    let = 27,
    cst = 28,// const keyword
    fn = 29,
    return = 30,
    end = 31,
    nan = 32,
    nil = 33,
    for = 34,
    in = 35,
    range = 36,
    switch = 37,
    case = 38,
    default = 39,
    break = 40
}
type JSRuntimeFn = (args?: any) => void;
type JSRuntimeClass = {
    new (...args: any[]): any;
};
interface Token {
    type: TokenType;
    value: string;
    line: number;
    column: number;
}
declare const Keywords: {
    NaN: TokenType;
    nil: TokenType;
    true: TokenType;
    false: TokenType;
    expose: TokenType;
    pick: TokenType;
    use: TokenType;
    as: TokenType;
    task: TokenType;
    to: TokenType;
    run: TokenType;
    wait: TokenType;
    if: TokenType;
    else: TokenType;
    let: TokenType;
    cst: TokenType;
    fn: TokenType;
    return: TokenType;
    end: TokenType;
    for: TokenType;
    in: TokenType;
    range: TokenType;
    switch: TokenType;
    case: TokenType;
    default: TokenType;
    break: TokenType;
};

export { type JSRuntimeClass, type JSRuntimeFn, Keywords, type Token, TokenType };