export default class Validator {
    readonly isKeyword: any;
    isWhitespace(code: number): boolean;
    isEndOfLine(code: number): boolean;
    isComment(code: number, nextCode: number): boolean;
    isIdentifierStart(code: number): boolean;
    isIdentifierPart(code: number): boolean;
    isDecDigit(code: number): boolean;
    isWinNewline(code: number, nextCode: number): boolean;
}