export declare enum TokenType {
    Illegal = "ILLEGAL",
    EOF = "EOF",
    Identifier = "IDENT",
    String = "STR",
    Numeric = "NUM",
    Plus = "+",
    Minus = "-",
    Mul = "*",
    Div = "/",
    Eq = "=",
    Neq = "<>",
    Gt = ">",
    Lt = "<",
    Gte = ">=",
    Lte = "<=",
    Lparn = "(",
    Rparn = ")",
    And = "and",
    Or = "or",
    Not = "not",
    True = "true",
    False = "false",
    Between = "between",
    Is = "is",
    Null = "null",
    Comma = ",",
    Case = "case",
    When = "when",
    Else = "else",
    End = "end",
    Then = "then",
    In = "in"
}
export declare class Token {
    type: TokenType;
    literal: string;
    position: Number;
    constructor(type: TokenType, literal: string, position: Number);
    toString(): string;
}