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<?php declare(strict_types=1);
* This file is part of sebastian/complexity.
* (c) Sebastian Bergmann <>
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
namespace SebastianBergmann\Complexity;
use function get_class;
use PhpParser\Node;
use PhpParser\Node\Expr\BinaryOp\BooleanAnd;
use PhpParser\Node\Expr\BinaryOp\BooleanOr;
use PhpParser\Node\Expr\BinaryOp\LogicalAnd;
use PhpParser\Node\Expr\BinaryOp\LogicalOr;
use PhpParser\Node\Expr\Ternary;
use PhpParser\Node\Stmt\Case_;
use PhpParser\Node\Stmt\Catch_;
use PhpParser\Node\Stmt\ElseIf_;
use PhpParser\Node\Stmt\For_;
use PhpParser\Node\Stmt\Foreach_;
use PhpParser\Node\Stmt\If_;
use PhpParser\Node\Stmt\While_;
use PhpParser\NodeVisitorAbstract;
final class CyclomaticComplexityCalculatingVisitor extends NodeVisitorAbstract
* @var int
private $cyclomaticComplexity = 1;
public function enterNode(Node $node): void
/* @noinspection GetClassMissUseInspection */
switch (get_class($node)) {
case BooleanAnd::class:
case BooleanOr::class:
case Case_::class:
case Catch_::class:
case ElseIf_::class:
case For_::class:
case Foreach_::class:
case If_::class:
case LogicalAnd::class:
case LogicalOr::class:
case Ternary::class:
case While_::class:
public function cyclomaticComplexity(): int
return $this->cyclomaticComplexity;