<?php

namespace Doctrine\Common\Collections;

use Closure;

/**
 * @template TKey of array-key
 * @template T
 * @implements Collection<TKey,T>
 * @implements Selectable<TKey,T>
 */
class ArrayCollection implements Collection, Selectable
{

    /**
     * @param-immediately-invoked-callable $p
     *
     * @param Closure(T, TKey):bool $p
     *
     * @return static<TKey, T>
     */
    public function filter(Closure $p);

    /**
     * @param-immediately-invoked-callable $func
     *
     * @param Closure(T):U $func
     *
     * @return static<TKey, U>
     *
     * @template U
     */
    public function map(Closure $func);

    /**
     * @param-immediately-invoked-callable $p
     *
     * @param Closure(TKey, T):bool $p
     *
     * @return array{0: static<TKey, T>, 1: static<TKey, T>}
     */
    public function partition(Closure $p);

}