wikimedia/mediawiki-extensions-Wikibase

<?php

namespace Wikibase\DataModel\Snak;

use Serializable;
use Wikibase\DataModel\PropertyIdProvider;

/**
 * Interface for objects that represent a single Wikibase snak.
 * See https://www.mediawiki.org/wiki/Wikibase/DataModel#Snaks
 *
 * @since 0.1
 *
 * @license GPL-2.0-or-later
 * @author Jeroen De Dauw < jeroendedauw@gmail.com >
 */
interface Snak extends Serializable, PropertyIdProvider {

    /**
     * Returns a string that can be used to identify the type of snak.
     *
     * @since 0.2
     *
     * @return string
     */
    public function getType();

    /**
     *
     * @return string
     */
    public function getHash();

    /**
     * @param mixed $value
     * @return bool
     */
    public function equals( $value );

    public function __serialize(): array;

    public function __unserialize( array $serialized ): void;

}