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AFPToken.php
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AFPToken.php
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<?php
namespace MediaWiki\Extension\AbuseFilter\Parser;
/**
* Abuse filter parser.
* Copyright © Victor Vasiliev, 2008.
* Based on ideas by Andrew Garrett
* Distributed under GNU GPL v2 terms.
*
* Types of token:
* * T_NONE - special-purpose token
* * T_BRACE - ( or )
* * T_COMMA - ,
* * T_OP - operator like + or ^
* * T_NUMBER - number
* * T_STRING - string, in "" or ''
* * T_KEYWORD - keyword
* * T_ID - identifier
* * T_STATEMENT_SEPARATOR - ;
* * T_SQUARE_BRACKETS - [ or ]
*
* Levels of parsing:
* * Entry - catches unexpected characters
* * Semicolon - ;
* * Set - :=
* * Conditionals (IF) - if-then-else-end, cond ? a :b
* * BoolOps (BO) - &, |, ^
* * CompOps (CO) - ==, !=, ===, !==, >, <, >=, <=
* * SumRel (SR) - +, -
* * MulRel (MR) - *, /, %
* * Pow (P) - **
* * BoolNeg (BN) - ! operation
* * SpecialOperators (SO) - in and like
* * Unarys (U) - plus and minus in cases like -5 or -(2 * +2)
* * ArrayElement (AE) - array[number]
* * Braces (B) - ( and )
* * Functions (F)
* * Atom (A) - return value
*/
class AFPToken {
public const TNONE = 'T_NONE';
public const TID = 'T_ID';
public const TKEYWORD = 'T_KEYWORD';
public const TSTRING = 'T_STRING';
public const TINT = 'T_INT';
public const TFLOAT = 'T_FLOAT';
public const TOP = 'T_OP';
public const TBRACE = 'T_BRACE';
public const TSQUAREBRACKET = 'T_SQUARE_BRACKET';
public const TCOMMA = 'T_COMMA';
public const TSTATEMENTSEPARATOR = 'T_STATEMENT_SEPARATOR';
/**
* @var string One of the T* constant from this class
*/
public $type;
/**
* @var mixed|null The actual value of the token
*/
public $value;
/**
* @var int The code offset where this token is found
*/
public $pos;
/**
* @param string $type
* @param mixed|null $value
* @param int $pos
*/
public function __construct( $type = self::TNONE, $value = null, $pos = 0 ) {
$this->type = $type;
$this->value = $value;
$this->pos = $pos;
}
}

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Sat, Oct 3, 12:54 (2 d, 8 h ago)
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cc/d1/f4f63fca77be3803fd63afd13700
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AFPToken.php (1 KB)

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