diff options
Diffstat (limited to 'vendor/phpunit/php-code-coverage/src/Node/Iterator.php')
-rw-r--r-- | vendor/phpunit/php-code-coverage/src/Node/Iterator.php | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/vendor/phpunit/php-code-coverage/src/Node/Iterator.php b/vendor/phpunit/php-code-coverage/src/Node/Iterator.php new file mode 100644 index 0000000..e246380 --- /dev/null +++ b/vendor/phpunit/php-code-coverage/src/Node/Iterator.php @@ -0,0 +1,103 @@ +<?php +/* + * This file is part of the php-code-coverage package. + * + * (c) Sebastian Bergmann <sebastian@phpunit.de> + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + */ + +namespace SebastianBergmann\CodeCoverage\Node; + +/** + * Recursive iterator for node object graphs. + */ +class Iterator implements \RecursiveIterator +{ + /** + * @var int + */ + private $position; + + /** + * @var AbstractNode[] + */ + private $nodes; + + /** + * @param Directory $node + */ + public function __construct(Directory $node) + { + $this->nodes = $node->getChildNodes(); + } + + /** + * Rewinds the Iterator to the first element. + */ + public function rewind() + { + $this->position = 0; + } + + /** + * Checks if there is a current element after calls to rewind() or next(). + * + * @return bool + */ + public function valid() + { + return $this->position < count($this->nodes); + } + + /** + * Returns the key of the current element. + * + * @return int + */ + public function key() + { + return $this->position; + } + + /** + * Returns the current element. + * + * @return \PHPUnit_Framework_Test + */ + public function current() + { + return $this->valid() ? $this->nodes[$this->position] : null; + } + + /** + * Moves forward to next element. + */ + public function next() + { + $this->position++; + } + + /** + * Returns the sub iterator for the current element. + * + * @return Iterator + */ + public function getChildren() + { + return new self( + $this->nodes[$this->position] + ); + } + + /** + * Checks whether the current element has children. + * + * @return bool + */ + public function hasChildren() + { + return $this->nodes[$this->position] instanceof Directory; + } +} |