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<?php
/**
* HTML API: WP_HTML_Stack_Event class
*
* @package WordPress
* @subpackage HTML-API
* @since 6.6.0
*/
/**
* Core class used by the HTML Processor as a record for stack operations.
*
* This class is for internal usage of the WP_HTML_Processor class.
*
* @access private
* @since 6.6.0
*
* @see WP_HTML_Processor
*/
class WP_HTML_Stack_Event {
/**
* Refers to popping an element off of the stack of open elements.
*
* @since 6.6.0
*/
const POP = 'pop';
/**
* Refers to pushing an element onto the stack of open elements.
*
* @since 6.6.0
*/
const PUSH = 'push';
/**
* References the token associated with the stack push event,
* even if this is a pop event for that element.
*
* @since 6.6.0
*
* @var WP_HTML_Token
*/
public $token;
/**
* Indicates which kind of stack operation this event represents.
*
* May be one of the class constants.
*
* @since 6.6.0
*
* @see self::POP
* @see self::PUSH
*
* @var string
*/
public $operation;
/**
* Indicates if the stack element is a real or virtual node.
*
* @since 6.6.0
*
* @var string
*/
public $provenance;
/**
* Constructor function.
*
* @since 6.6.0
*
* @param WP_HTML_Token $token Token associated with stack event, always an opening token.
* @param string $operation One of self::PUSH or self::POP.
* @param string $provenance "virtual" or "real".
*/
public function __construct( $token, $operation, $provenance ) {
$this->token = $token;
$this->operation = $operation;
$this->provenance = $provenance;
}
}
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