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<?php
namespace Hamcrest\Arrays;
/*
Copyright (c) 2009 hamcrest.org
*/
use Hamcrest\Description;
use Hamcrest\Matcher;
class SeriesMatchingOnce
{
private $_elementMatchers;
private $_keys;
private $_mismatchDescription;
private $_nextMatchKey;
public function __construct(array $elementMatchers, Description $mismatchDescription)
{
$this->_elementMatchers = $elementMatchers;
$this->_keys = array_keys($elementMatchers);
$this->_mismatchDescription = $mismatchDescription;
}
public function matches($item)
{
return $this->_isNotSurplus($item) && $this->_isMatched($item);
}
public function isFinished()
{
if (!empty($this->_elementMatchers)) {
$nextMatcher = current($this->_elementMatchers);
$this->_mismatchDescription->appendText('No item matched: ')->appendDescriptionOf($nextMatcher);
return false;
}
return true;
}
// -- Private Methods
private function _isNotSurplus($item)
{
if (empty($this->_elementMatchers)) {
$this->_mismatchDescription->appendText('Not matched: ')->appendValue($item);
return false;
}
return true;
}
private function _isMatched($item)
{
$this->_nextMatchKey = array_shift($this->_keys);
$nextMatcher = array_shift($this->_elementMatchers);
if (!$nextMatcher->matches($item)) {
$this->_describeMismatch($nextMatcher, $item);
return false;
}
return true;
}
private function _describeMismatch(Matcher $matcher, $item)
{
$this->_mismatchDescription->appendText('item with key ' . $this->_nextMatchKey . ': ');
$matcher->describeMismatch($item, $this->_mismatchDescription);
}
}
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