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Revision Autor Zeilennr. Zeile
148 lars 1 
<?php
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namespace Hamcrest\Arrays;
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/*
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 Copyright (c) 2009 hamcrest.org
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 */
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use Hamcrest\Description;
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use Hamcrest\Matcher;
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class SeriesMatchingOnce
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{
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    private $_elementMatchers;
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    private $_keys;
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    private $_mismatchDescription;
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    private $_nextMatchKey;
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    public function __construct(array $elementMatchers, Description $mismatchDescription)
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    {
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        $this->_elementMatchers = $elementMatchers;
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        $this->_keys = array_keys($elementMatchers);
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        $this->_mismatchDescription = $mismatchDescription;
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    }
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    public function matches($item)
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    {
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        return $this->_isNotSurplus($item) && $this->_isMatched($item);
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    }
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    public function isFinished()
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    {
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        if (!empty($this->_elementMatchers)) {
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            $nextMatcher = current($this->_elementMatchers);
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            $this->_mismatchDescription->appendText('No item matched: ')->appendDescriptionOf($nextMatcher);
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            return false;
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        }
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        return true;
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    }
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    // -- Private Methods
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    private function _isNotSurplus($item)
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    {
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        if (empty($this->_elementMatchers)) {
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            $this->_mismatchDescription->appendText('Not matched: ')->appendValue($item);
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            return false;
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        }
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        return true;
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    }
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    private function _isMatched($item)
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    {
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        $this->_nextMatchKey = array_shift($this->_keys);
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        $nextMatcher = array_shift($this->_elementMatchers);
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        if (!$nextMatcher->matches($item)) {
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            $this->_describeMismatch($nextMatcher, $item);
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            return false;
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        }
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        return true;
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    }
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    private function _describeMismatch(Matcher $matcher, $item)
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    {
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        $this->_mismatchDescription->appendText('item with key ' . $this->_nextMatchKey . ': ');
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        $matcher->describeMismatch($item, $this->_mismatchDescription);
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    }
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}