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<?php |
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declare(strict_types=1); |
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namespace Funivan\PhpTokenizer\Strategy; |
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use Funivan\PhpTokenizer\Exception\InvalidArgumentException; |
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use Funivan\PhpTokenizer\Query\Query; |
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use Funivan\PhpTokenizer\Query\QueryInterface; |
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/** |
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* |
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* |
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*/ |
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class Section extends QueryStrategy { |
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/** |
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* @var QueryInterface |
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*/ |
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private $startQuery; |
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/** |
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* @var QueryInterface |
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*/ |
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private $endQuery; |
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/** |
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* @param string $start |
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* @param string $end |
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* @return $this |
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*/ |
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174 |
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public function setDelimiters($start, $end) { |
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174 |
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$startQuery = new Query(); |
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174 |
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$startQuery->valueIs($start); |
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$this->setStartQuery($startQuery); |
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$endQuery = new Query(); |
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$endQuery->valueIs($end); |
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$this->setEndQuery($endQuery); |
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return $this; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function process(\Funivan\PhpTokenizer\Collection $collection, $currentIndex) { |
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$this->requireQueries(); |
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$result = new StrategyResult(); |
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$token = $collection->offsetGet($currentIndex); |
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if (empty($token) or $this->startQuery->isValid($token) === false) { |
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return $result; |
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} |
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$blockEndFlag = null; |
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$startIndex = null; |
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$endIndex = null; |
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foreach ($collection as $tokenIndex => $token) { |
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if ($tokenIndex < $currentIndex) { |
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continue; |
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} |
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if ($this->startQuery->isValid($token)) { |
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$blockEndFlag++; |
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if ($blockEndFlag === 1) { |
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$startIndex = $tokenIndex; |
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} |
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} elseif ($startIndex !== null and $this->endQuery->isValid($token)) { |
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$blockEndFlag--; |
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} |
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if ($blockEndFlag === 0) { |
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$endIndex = $tokenIndex; |
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break; |
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} |
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} |
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if ($startIndex !== null and $endIndex !== null) { |
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$result = new StrategyResult(); |
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$result->setValid(true); |
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$result->setNexTokenIndex(++$endIndex); |
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$result->setToken($token); |
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} |
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return $result; |
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} |
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/** |
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* @param QueryInterface $startQuery |
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* @return $this |
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*/ |
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public function setStartQuery(QueryInterface $startQuery) { |
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$this->startQuery = $startQuery; |
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return $this; |
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} |
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/** |
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* @param QueryInterface $endQuery |
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* @return $this |
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*/ |
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public function setEndQuery(QueryInterface $endQuery) { |
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$this->endQuery = $endQuery; |
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return $this; |
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} |
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protected function requireQueries() { |
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if (empty($this->startQuery)) { |
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throw new InvalidArgumentException('Empty start Query. '); |
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} |
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if (empty($this->endQuery)) { |
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throw new InvalidArgumentException('Empty end Query. '); |
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} |
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} |
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} |
funivan /
PhpTokenizer
