Current File : /home/vacivi36/ava/cache/stores/mongodb/MongoDB/Model/CallbackIterator.php
<?php
/*
* Copyright 2017-present MongoDB, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
namespace MongoDB\Model;
use Closure;
use Iterator;
use IteratorIterator;
use ReturnTypeWillChange;
use Traversable;
/**
* Iterator to apply a callback before returning an element
*
* @internal
*/
class CallbackIterator implements Iterator
{
/** @var Closure */
private $callback;
/** @var Iterator */
private $iterator;
public function __construct(Traversable $traversable, Closure $callback)
{
$this->iterator = $traversable instanceof Iterator ? $traversable : new IteratorIterator($traversable);
$this->callback = $callback;
}
/**
* @see https://php.net/iterator.current
* @return mixed
*/
#[ReturnTypeWillChange]
public function current()
{
return ($this->callback)($this->iterator->current());
}
/**
* @see https://php.net/iterator.key
* @return mixed
*/
#[ReturnTypeWillChange]
public function key()
{
return $this->iterator->key();
}
/**
* @see https://php.net/iterator.next
*/
public function next(): void
{
$this->iterator->next();
}
/**
* @see https://php.net/iterator.rewind
*/
public function rewind(): void
{
$this->iterator->rewind();
}
/**
* @see https://php.net/iterator.valid
*/
public function valid(): bool
{
return $this->iterator->valid();
}
}
Mini Shell