<?php

namespace DeliciousBrains\WPMDB\Common\DryRun;

/**
 * In memory persistence layer for find/replace diff entities.
 */
class MemoryPersistence implements PersistenceInterface {

	/**
	 * @var DiffGroup[]
	 */
	private $store = [];

	/**
	 * @param DiffGroup $group
	 *
	 * @return void
	 */
	public function add( DiffGroup $group ) {
		$this->store[] = $group;
	}

	/**
	 * @param array $options
	 *
	 * @return DiffGroup[]
	 */
	public function retrieve( $options = [] ) {
		return $this->store;
	}

	public function store() {
		// TODO: Implement store() method.
	}
}