Code Coverage for D:\coverage/Slice/src/PHPixie/Slice/Iterator.php

1	<?php
2
3	namespace PHPixie\Slice;
4
5	class Iterator implements \Iterator
6	{
7	protected $data;
8	protected $keys;
9
10	protected $keyOffset;
11	protected $keyCount;
12	protected $currentKey;
13
14	public function __construct($data)
15	{
16	$this->data = $data;
17	$this->rewind();
18	}
19
20	public function current()
21	{
22	return $this->data->getRequired($this->currentKey);
23	}
24
25	public function key()
26	{
27	return $this->currentKey;
28	}
29
30	public function next()
31	{
32	$this->keyOffset++;
33	if($this->valid()) {
34	$this->currentKey = $this->keys[$this->keyOffset];
35	}
36	}
37
38	public function rewind()
39	{
40	$this->keys = $this->data->keys();
41
42	$this->keyOffset = 0;
43	$this->keyCount = count($this->keys);
44	$this->currentKey = $this->keys[$this->keyOffset];
45	}
46
47	public function valid()
48	{
49	return $this->keyOffset < $this->keyCount;
50	}
51	}