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<?php |
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declare(strict_types=1); |
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namespace SavinMikhail\CommentsDensity\MissingDocblock; |
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use PhpParser\Node; |
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use PhpParser\Node\Expr\Throw_; |
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use PhpParser\Node\Stmt\Catch_; |
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use PhpParser\Node\Stmt\TryCatch; |
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use PhpParser\NodeVisitorAbstract; |
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final class UncaughtExceptionVisitor extends NodeVisitorAbstract |
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{ |
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public bool $throwsUncaughtExceptions = false; |
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private array $tryCatchStack = []; |
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private array $catchStack = []; |
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2 |
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public function enterNode(Node $node): void |
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{ |
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if ($node instanceof TryCatch) { |
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1 |
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$this->tryCatchStack[] = $node; |
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} |
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if ($node instanceof Catch_) { |
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$this->catchStack[] = $node; |
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} |
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if ($node instanceof Throw_) { |
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if (!$this->isInCatchBlock($node) && !$this->isInTryBlock($node)) { |
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$this->throwsUncaughtExceptions = true; |
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} |
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} |
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} |
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public function leaveNode(Node $node): void |
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{ |
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if ($node instanceof TryCatch) { |
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array_pop($this->tryCatchStack); |
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} |
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if ($node instanceof Catch_) { |
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array_pop($this->catchStack); |
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} |
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} |
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private function isInCatchBlock(Node $node): bool |
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{ |
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foreach ($this->catchStack as $catch) { |
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if ($this->nodeIsWithin($node, $catch)) { |
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return true; |
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} |
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} |
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return false; |
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} |
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private function isInTryBlock(Node $node): bool |
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{ |
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foreach ($this->tryCatchStack as $tryCatch) { |
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foreach ($tryCatch->stmts as $stmt) { |
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if ($this->nodeIsWithin($node, $stmt)) { |
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return true; |
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} |
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} |
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} |
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return false; |
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} |
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private function nodeIsWithin(Node $node, Node $container): bool |
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{ |
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return $node->getStartFilePos() >= $container->getStartFilePos() && |
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$node->getEndFilePos() <= $container->getEndFilePos(); |
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} |
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} |
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savinmikhail /
Comments-Density
