<?php namespace Parle;


class Token
{
    /* Constants */
    /** @var int End of input token id. */
    const EOI = 0 ;

    /** @var int Unknown token id. */
    const UNKNOWN = -1 ;

    /** @var int Skip token id. */
    const SKIP = -2 ;

    /* Properties */
    /** @var int Token id. */
    public $id;

    /** @var string Token value. */
    public $value;
}