import * as Tiny from '../../index';
export default class Lexer {
    input: string;
    options: Tiny.LexerOptions;
    filename: string;
    position: number;
    readPosition: number;
    ch: string;
    column: number;
    line: number;
    lineStart: number;
    messages: Tiny.Errors;
    constructor(input: string, options: Tiny.LexerOptions, filename: string);
    curr(): Tiny.Position;
    readChar(): void;
    readIdentifier(): Tiny.Token;
    readNumber(): Tiny.Token;
    private replaceAll;
    readString(tok: Tiny.TokenType): Tiny.Token;
    skipWhitespace(): void;
    peekChar(): string;
    readComment(): Tiny.Token;
    checkToken(token: string, next?: string | null): boolean;
    check(tests: Array<Readonly<Tiny.TokenCheck>>): Tiny.Token;
    nextToken(): Tiny.Token;
    private isLetter;
    private isDigit;
}