First Commit

vendor/phpunit/php-code-coverage/src/StaticAnalysis/Visitor/AttributeParentConnectingVisitor.php

@@ -0,0 +1,63 @@
+<?php declare(strict_types=1);
+
+/*
+ * This file is part of phpunit/php-code-coverage.
+ *
+ * (c) Sebastian Bergmann <sebastian@phpunit.de>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+namespace SebastianBergmann\CodeCoverage\StaticAnalysis;
+
+use function array_pop;
+use function count;
+use PhpParser\Node;
+use PhpParser\NodeVisitor;
+
+/**
+ * Visitor that connects a child node to its parent node optimized for Attribute nodes.
+ *
+ * On the child node, the parent node can be accessed through
+ * <code>$node->getAttribute('parent')</code>.
+ *
+ * @internal This class is not covered by the backward compatibility promise for phpunit/php-code-coverage
+ */
+final class AttributeParentConnectingVisitor implements NodeVisitor
+{
+    /**
+     * @var Node[]
+     */
+    private array $stack = [];
+
+    public function beforeTraverse(array $nodes): null
+    {
+        $this->stack = [];
+
+        return null;
+    }
+
+    public function enterNode(Node $node): null
+    {
+        if ($this->stack !== [] &&
+            ($node instanceof Node\Attribute || $node instanceof Node\AttributeGroup)) {
+            $node->setAttribute('parent', $this->stack[count($this->stack) - 1]);
+        }
+
+        $this->stack[] = $node;
+
+        return null;
+    }
+
+    public function leaveNode(Node $node): null
+    {
+        array_pop($this->stack);
+
+        return null;
+    }
+
+    public function afterTraverse(array $nodes): null
+    {
+        return null;
+    }
+}

vendor/phpunit/php-code-coverage/src/StaticAnalysis/Visitor/CodeUnitFindingVisitor.php

@@ -0,0 +1,435 @@
+<?php declare(strict_types=1);
+/*
+ * This file is part of phpunit/php-code-coverage.
+ *
+ * (c) Sebastian Bergmann <sebastian@phpunit.de>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+namespace SebastianBergmann\CodeCoverage\StaticAnalysis;
+
+use function assert;
+use function implode;
+use function rtrim;
+use function trim;
+use PhpParser\Node;
+use PhpParser\Node\ComplexType;
+use PhpParser\Node\Identifier;
+use PhpParser\Node\IntersectionType;
+use PhpParser\Node\Name;
+use PhpParser\Node\NullableType;
+use PhpParser\Node\Stmt\Class_;
+use PhpParser\Node\Stmt\ClassMethod;
+use PhpParser\Node\Stmt\Enum_;
+use PhpParser\Node\Stmt\Function_;
+use PhpParser\Node\Stmt\Interface_;
+use PhpParser\Node\Stmt\Trait_;
+use PhpParser\Node\UnionType;
+use PhpParser\NodeTraverser;
+use PhpParser\NodeVisitorAbstract;
+use SebastianBergmann\Complexity\CyclomaticComplexityCalculatingVisitor;
+
+/**
+ * @internal This class is not covered by the backward compatibility promise for phpunit/php-code-coverage
+ */
+final class CodeUnitFindingVisitor extends NodeVisitorAbstract
+{
+    /**
+     * @var non-empty-string
+     */
+    private string $file;
+
+    /**
+     * @var array<string, \SebastianBergmann\CodeCoverage\StaticAnalysis\Interface_>
+     */
+    private array $interfaces = [];
+
+    /**
+     * @var array<string, \SebastianBergmann\CodeCoverage\StaticAnalysis\Class_>
+     */
+    private array $classes = [];
+
+    /**
+     * @var array<string, \SebastianBergmann\CodeCoverage\StaticAnalysis\Trait_>
+     */
+    private array $traits = [];
+
+    /**
+     * @var array<string, \SebastianBergmann\CodeCoverage\StaticAnalysis\Function_>
+     */
+    private array $functions = [];
+
+    /**
+     * @param non-empty-string $file
+     */
+    public function __construct(string $file)
+    {
+        $this->file = $file;
+    }
+
+    public function enterNode(Node $node): null
+    {
+        if ($node instanceof Interface_) {
+            $this->processInterface($node);
+        }
+
+        if ($node instanceof Class_) {
+            if ($node->isAnonymous()) {
+                return null;
+            }
+
+            $this->processClass($node);
+        }
+
+        if ($node instanceof Enum_) {
+            $this->processClass($node);
+        }
+
+        if ($node instanceof Trait_) {
+            $this->processTrait($node);
+        }
+
+        if (!$node instanceof Function_) {
+            return null;
+        }
+
+        $this->processFunction($node);
+
+        return null;
+    }
+
+    public function leaveNode(Node $node): null
+    {
+        if ($node instanceof Class_ && $node->isAnonymous()) {
+            return null;
+        }
+
+        if (!$node instanceof Class_ && !$node instanceof Enum_ && !$node instanceof Trait_) {
+            return null;
+        }
+
+        $traits = [];
+
+        foreach ($node->getTraitUses() as $traitUse) {
+            foreach ($traitUse->traits as $trait) {
+                $traits[] = $trait->toString();
+            }
+        }
+
+        if ($traits === []) {
+            return null;
+        }
+
+        $this->postProcessClassOrTrait($node, $traits);
+
+        return null;
+    }
+
+    /**
+     * @return array<string, \SebastianBergmann\CodeCoverage\StaticAnalysis\Interface_>
+     */
+    public function interfaces(): array
+    {
+        return $this->interfaces;
+    }
+
+    /**
+     * @return array<string, \SebastianBergmann\CodeCoverage\StaticAnalysis\Class_>
+     */
+    public function classes(): array
+    {
+        return $this->classes;
+    }
+
+    /**
+     * @return array<string, \SebastianBergmann\CodeCoverage\StaticAnalysis\Trait_>
+     */
+    public function traits(): array
+    {
+        return $this->traits;
+    }
+
+    /**
+     * @return array<string, \SebastianBergmann\CodeCoverage\StaticAnalysis\Function_>
+     */
+    public function functions(): array
+    {
+        return $this->functions;
+    }
+
+    private function cyclomaticComplexity(ClassMethod|Function_ $node): int
+    {
+        $nodes = $node->getStmts();
+
+        if ($nodes === null) {
+            return 0;
+        }
+
+        $traverser = new NodeTraverser;
+
+        $cyclomaticComplexityCalculatingVisitor = new CyclomaticComplexityCalculatingVisitor;
+
+        $traverser->addVisitor($cyclomaticComplexityCalculatingVisitor);
+
+        /* @noinspection UnusedFunctionResultInspection */
+        $traverser->traverse($nodes);
+
+        return $cyclomaticComplexityCalculatingVisitor->cyclomaticComplexity();
+    }
+
+    private function signature(ClassMethod|Function_ $node): string
+    {
+        $signature  = ($node->returnsByRef() ? '&' : '') . $node->name->toString() . '(';
+        $parameters = [];
+
+        foreach ($node->getParams() as $parameter) {
+            assert(isset($parameter->var->name));
+
+            $parameterAsString = '';
+
+            if ($parameter->type !== null) {
+                $parameterAsString = $this->type($parameter->type) . ' ';
+            }
+
+            $parameterAsString .= '$' . $parameter->var->name;
+
+            /* @todo Handle default values */
+
+            $parameters[] = $parameterAsString;
+        }
+
+        $signature .= implode(', ', $parameters) . ')';
+
+        $returnType = $node->getReturnType();
+
+        if ($returnType !== null) {
+            $signature .= ': ' . $this->type($returnType);
+        }
+
+        return $signature;
+    }
+
+    private function type(ComplexType|Identifier|Name $type): string
+    {
+        if ($type instanceof NullableType) {
+            return '?' . $type->type;
+        }
+
+        if ($type instanceof UnionType) {
+            return $this->unionTypeAsString($type);
+        }
+
+        if ($type instanceof IntersectionType) {
+            return $this->intersectionTypeAsString($type);
+        }
+
+        return $type->toString();
+    }
+
+    private function visibility(ClassMethod $node): Visibility
+    {
+        if ($node->isPrivate()) {
+            return Visibility::Private;
+        }
+
+        if ($node->isProtected()) {
+            return Visibility::Protected;
+        }
+
+        return Visibility::Public;
+    }
+
+    private function processInterface(Interface_ $node): void
+    {
+        $name             = $node->name->toString();
+        $namespacedName   = $node->namespacedName->toString();
+        $parentInterfaces = [];
+
+        foreach ($node->extends as $parentInterface) {
+            $parentInterfaces[] = $parentInterface->toString();
+        }
+
+        $this->interfaces[$namespacedName] = new \SebastianBergmann\CodeCoverage\StaticAnalysis\Interface_(
+            $name,
+            $namespacedName,
+            $this->namespace($namespacedName, $name),
+            $node->getStartLine(),
+            $node->getEndLine(),
+            $parentInterfaces,
+        );
+    }
+
+    private function processClass(Class_|Enum_ $node): void
+    {
+        $name           = $node->name->toString();
+        $namespacedName = $node->namespacedName->toString();
+        $parentClass    = null;
+        $interfaces     = [];
+
+        if (!$node instanceof Enum_) {
+            if ($node->extends instanceof Name) {
+                $parentClass = $node->extends->toString();
+            }
+
+            foreach ($node->implements as $interface) {
+                $interfaces[] = $interface->toString();
+            }
+        }
+
+        $this->classes[$namespacedName] = new \SebastianBergmann\CodeCoverage\StaticAnalysis\Class_(
+            $name,
+            $namespacedName,
+            $this->namespace($namespacedName, $name),
+            $this->file,
+            $node->getStartLine(),
+            $node->getEndLine(),
+            $parentClass,
+            $interfaces,
+            [],
+            $this->processMethods($node->getMethods()),
+        );
+    }
+
+    private function processTrait(Trait_ $node): void
+    {
+        $name           = $node->name->toString();
+        $namespacedName = $node->namespacedName->toString();
+
+        $this->traits[$namespacedName] = new \SebastianBergmann\CodeCoverage\StaticAnalysis\Trait_(
+            $name,
+            $namespacedName,
+            $this->namespace($namespacedName, $name),
+            $this->file,
+            $node->getStartLine(),
+            $node->getEndLine(),
+            [],
+            $this->processMethods($node->getMethods()),
+        );
+    }
+
+    /**
+     * @param list<ClassMethod> $nodes
+     *
+     * @return array<non-empty-string, Method>
+     */
+    private function processMethods(array $nodes): array
+    {
+        $methods = [];
+
+        foreach ($nodes as $node) {
+            $methods[$node->name->toString()] = new Method(
+                $node->name->toString(),
+                $node->getStartLine(),
+                $node->getEndLine(),
+                $this->signature($node),
+                $this->visibility($node),
+                $this->cyclomaticComplexity($node),
+            );
+        }
+
+        return $methods;
+    }
+
+    private function processFunction(Function_ $node): void
+    {
+        assert(isset($node->name));
+        assert(isset($node->namespacedName));
+        assert($node->namespacedName instanceof Name);
+
+        $name           = $node->name->toString();
+        $namespacedName = $node->namespacedName->toString();
+
+        $this->functions[$namespacedName] = new \SebastianBergmann\CodeCoverage\StaticAnalysis\Function_(
+            $name,
+            $namespacedName,
+            $this->namespace($namespacedName, $name),
+            $node->getStartLine(),
+            $node->getEndLine(),
+            $this->signature($node),
+            $this->cyclomaticComplexity($node),
+        );
+    }
+
+    private function namespace(string $namespacedName, string $name): string
+    {
+        return trim(rtrim($namespacedName, $name), '\\');
+    }
+
+    private function unionTypeAsString(UnionType $node): string
+    {
+        $types = [];
+
+        foreach ($node->types as $type) {
+            if ($type instanceof IntersectionType) {
+                $types[] = '(' . $this->intersectionTypeAsString($type) . ')';
+
+                continue;
+            }
+
+            $types[] = $this->typeAsString($type);
+        }
+
+        return implode('|', $types);
+    }
+
+    private function intersectionTypeAsString(IntersectionType $node): string
+    {
+        $types = [];
+
+        foreach ($node->types as $type) {
+            $types[] = $this->typeAsString($type);
+        }
+
+        return implode('&', $types);
+    }
+
+    private function typeAsString(Identifier|Name $node): string
+    {
+        if ($node instanceof Name) {
+            return $node->toCodeString();
+        }
+
+        return $node->toString();
+    }
+
+    /**
+     * @param list<non-empty-string> $traits
+     */
+    private function postProcessClassOrTrait(Class_|Enum_|Trait_ $node, array $traits): void
+    {
+        $name = $node->namespacedName->toString();
+
+        if ($node instanceof Class_ || $node instanceof Enum_) {
+            assert(isset($this->classes[$name]));
+
+            $this->classes[$name] = new \SebastianBergmann\CodeCoverage\StaticAnalysis\Class_(
+                $this->classes[$name]->name(),
+                $this->classes[$name]->namespacedName(),
+                $this->classes[$name]->namespace(),
+                $this->classes[$name]->file(),
+                $this->classes[$name]->startLine(),
+                $this->classes[$name]->endLine(),
+                $this->classes[$name]->parentClass(),
+                $this->classes[$name]->interfaces(),
+                $traits,
+                $this->classes[$name]->methods(),
+            );
+
+            return;
+        }
+
+        assert(isset($this->traits[$name]));
+
+        $this->traits[$name] = new \SebastianBergmann\CodeCoverage\StaticAnalysis\Trait_(
+            $this->traits[$name]->name(),
+            $this->traits[$name]->namespacedName(),
+            $this->traits[$name]->namespace(),
+            $this->traits[$name]->file(),
+            $this->traits[$name]->startLine(),
+            $this->traits[$name]->endLine(),
+            $traits,
+            $this->traits[$name]->methods(),
+        );
+    }
+}

vendor/phpunit/php-code-coverage/src/StaticAnalysis/Visitor/ExecutableLinesFindingVisitor.php

@@ -0,0 +1,408 @@
+<?php declare(strict_types=1);
+/*
+ * This file is part of phpunit/php-code-coverage.
+ *
+ * (c) Sebastian Bergmann <sebastian@phpunit.de>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+namespace SebastianBergmann\CodeCoverage\StaticAnalysis;
+
+use function array_diff_key;
+use function assert;
+use function count;
+use function current;
+use function end;
+use function explode;
+use function max;
+use function preg_match;
+use function preg_quote;
+use function range;
+use function reset;
+use function sprintf;
+use PhpParser\Node;
+use PhpParser\NodeVisitorAbstract;
+
+/**
+ * @internal This class is not covered by the backward compatibility promise for phpunit/php-code-coverage
+ *
+ * @phpstan-import-type LinesType from AnalysisResult
+ */
+final class ExecutableLinesFindingVisitor extends NodeVisitorAbstract
+{
+    private int $nextBranch = 0;
+    private readonly string $source;
+
+    /**
+     * @var LinesType
+     */
+    private array $executableLinesGroupedByBranch = [];
+
+    /**
+     * @var array<int, bool>
+     */
+    private array $unsets = [];
+
+    /**
+     * @var array<int, string>
+     */
+    private array $commentsToCheckForUnset = [];
+
+    public function __construct(string $source)
+    {
+        $this->source = $source;
+    }
+
+    public function enterNode(Node $node): null
+    {
+        foreach ($node->getComments() as $comment) {
+            $commentLine = $comment->getStartLine();
+
+            if (!isset($this->executableLinesGroupedByBranch[$commentLine])) {
+                continue;
+            }
+
+            foreach (explode("\n", $comment->getText()) as $text) {
+                $this->commentsToCheckForUnset[$commentLine] = $text;
+                $commentLine++;
+            }
+        }
+
+        if ($node instanceof Node\Scalar\String_ ||
+            $node instanceof Node\Scalar\EncapsedStringPart) {
+            $startLine = $node->getStartLine() + 1;
+            $endLine   = $node->getEndLine() - 1;
+
+            if ($startLine <= $endLine) {
+                foreach (range($startLine, $endLine) as $line) {
+                    unset($this->executableLinesGroupedByBranch[$line]);
+                }
+            }
+
+            return null;
+        }
+
+        if ($node instanceof Node\Stmt\Interface_ ||
+            $node instanceof Node\Attribute
+        ) {
+            foreach (range($node->getStartLine(), $node->getEndLine()) as $line) {
+                $this->unsets[$line] = true;
+            }
+
+            return null;
+        }
+
+        if ($node instanceof Node\Stmt\Declare_ ||
+            $node instanceof Node\Stmt\DeclareDeclare ||
+            $node instanceof Node\Stmt\Else_ ||
+            $node instanceof Node\Stmt\EnumCase ||
+            $node instanceof Node\Stmt\Finally_ ||
+            $node instanceof Node\Stmt\GroupUse ||
+            $node instanceof Node\Stmt\Label ||
+            $node instanceof Node\Stmt\Namespace_ ||
+            $node instanceof Node\Stmt\Nop ||
+            $node instanceof Node\Stmt\Switch_ ||
+            $node instanceof Node\Stmt\TryCatch ||
+            $node instanceof Node\Stmt\Use_ ||
+            $node instanceof Node\Stmt\UseUse ||
+            $node instanceof Node\Expr\ConstFetch ||
+            $node instanceof Node\Expr\Variable ||
+            $node instanceof Node\Expr\Throw_ ||
+            $node instanceof Node\ComplexType ||
+            $node instanceof Node\Const_ ||
+            $node instanceof Node\Identifier ||
+            $node instanceof Node\Name ||
+            $node instanceof Node\Param ||
+            $node instanceof Node\Scalar) {
+            return null;
+        }
+
+        if ($node instanceof Node\Expr\Match_) {
+            foreach ($node->arms as $arm) {
+                $this->setLineBranch(
+                    $arm->body->getStartLine(),
+                    $arm->body->getEndLine(),
+                    ++$this->nextBranch,
+                );
+            }
+
+            return null;
+        }
+
+        if ($node instanceof Node\Stmt\Expression && $node->expr instanceof Node\Expr\Throw_) {
+            $this->setLineBranch($node->expr->expr->getEndLine(), $node->expr->expr->getEndLine(), ++$this->nextBranch);
+
+            return null;
+        }
+
+        if ($node instanceof Node\Stmt\Enum_ ||
+            $node instanceof Node\Stmt\Function_ ||
+            $node instanceof Node\Stmt\Class_ ||
+            $node instanceof Node\Stmt\ClassMethod ||
+            $node instanceof Node\Expr\Closure ||
+            $node instanceof Node\Stmt\Trait_) {
+            if ($node instanceof Node\Stmt\ClassMethod && $node->isAbstract()) {
+                return null;
+            }
+
+            if ($node instanceof Node\Stmt\Function_ || $node instanceof Node\Stmt\ClassMethod) {
+                $unsets = [];
+
+                foreach ($node->getParams() as $param) {
+                    foreach (range($param->getStartLine(), $param->getEndLine()) as $line) {
+                        $unsets[$line] = true;
+                    }
+                }
+
+                unset($unsets[$node->getEndLine()]);
+
+                $this->unsets += $unsets;
+            }
+
+            $isConcreteClassLike = $node instanceof Node\Stmt\Enum_ || $node instanceof Node\Stmt\Class_ || $node instanceof Node\Stmt\Trait_;
+
+            if (null !== $node->stmts) {
+                foreach ($node->stmts as $stmt) {
+                    if ($stmt instanceof Node\Stmt\Nop) {
+                        continue;
+                    }
+
+                    foreach (range($stmt->getStartLine(), $stmt->getEndLine()) as $line) {
+                        unset($this->executableLinesGroupedByBranch[$line]);
+
+                        if (
+                            $isConcreteClassLike &&
+                            !$stmt instanceof Node\Stmt\ClassMethod
+                        ) {
+                            $this->unsets[$line] = true;
+                        }
+                    }
+                }
+            }
+
+            if ($isConcreteClassLike) {
+                return null;
+            }
+
+            $hasEmptyBody = [] === $node->stmts ||
+                null === $node->stmts ||
+                (
+                    1 === count($node->stmts) &&
+                    $node->stmts[0] instanceof Node\Stmt\Nop
+                );
+
+            if ($hasEmptyBody) {
+                if ($node->getEndLine() === $node->getStartLine() && isset($this->executableLinesGroupedByBranch[$node->getStartLine()])) {
+                    return null;
+                }
+
+                $this->setLineBranch($node->getEndLine(), $node->getEndLine(), ++$this->nextBranch);
+
+                return null;
+            }
+
+            return null;
+        }
+
+        if ($node instanceof Node\Expr\ArrowFunction) {
+            $startLine = max(
+                $node->getStartLine() + 1,
+                $node->expr->getStartLine(),
+            );
+
+            $endLine = $node->expr->getEndLine();
+
+            if ($endLine < $startLine) {
+                return null;
+            }
+
+            $this->setLineBranch($startLine, $endLine, ++$this->nextBranch);
+
+            return null;
+        }
+
+        if ($node instanceof Node\Expr\Ternary) {
+            if (null !== $node->if &&
+                $node->getStartLine() !== $node->if->getEndLine()) {
+                $this->setLineBranch($node->if->getStartLine(), $node->if->getEndLine(), ++$this->nextBranch);
+            }
+
+            if ($node->getStartLine() !== $node->else->getEndLine()) {
+                $this->setLineBranch($node->else->getStartLine(), $node->else->getEndLine(), ++$this->nextBranch);
+            }
+
+            return null;
+        }
+
+        if ($node instanceof Node\Expr\BinaryOp\Coalesce) {
+            if ($node->getStartLine() !== $node->getEndLine()) {
+                $this->setLineBranch($node->getEndLine(), $node->getEndLine(), ++$this->nextBranch);
+            }
+
+            return null;
+        }
+
+        if ($node instanceof Node\Stmt\If_ ||
+            $node instanceof Node\Stmt\ElseIf_ ||
+            $node instanceof Node\Stmt\Case_) {
+            if (null === $node->cond) {
+                return null;
+            }
+
+            $this->setLineBranch(
+                $node->cond->getStartLine(),
+                $node->cond->getStartLine(),
+                ++$this->nextBranch,
+            );
+
+            return null;
+        }
+
+        if ($node instanceof Node\Stmt\For_) {
+            $startLine = null;
+            $endLine   = null;
+
+            if ([] !== $node->init) {
+                $startLine = $node->init[0]->getStartLine();
+
+                end($node->init);
+
+                $endLine = current($node->init)->getEndLine();
+
+                reset($node->init);
+            }
+
+            if ([] !== $node->cond) {
+                if (null === $startLine) {
+                    $startLine = $node->cond[0]->getStartLine();
+                }
+
+                end($node->cond);
+
+                $endLine = current($node->cond)->getEndLine();
+
+                reset($node->cond);
+            }
+
+            if ([] !== $node->loop) {
+                if (null === $startLine) {
+                    $startLine = $node->loop[0]->getStartLine();
+                }
+
+                end($node->loop);
+
+                $endLine = current($node->loop)->getEndLine();
+
+                reset($node->loop);
+            }
+
+            if (null === $startLine || null === $endLine) {
+                return null;
+            }
+
+            $this->setLineBranch(
+                $startLine,
+                $endLine,
+                ++$this->nextBranch,
+            );
+
+            return null;
+        }
+
+        if ($node instanceof Node\Stmt\Foreach_) {
+            $this->setLineBranch(
+                $node->expr->getStartLine(),
+                $node->valueVar->getEndLine(),
+                ++$this->nextBranch,
+            );
+
+            return null;
+        }
+
+        if ($node instanceof Node\Stmt\While_ ||
+            $node instanceof Node\Stmt\Do_) {
+            $this->setLineBranch(
+                $node->cond->getStartLine(),
+                $node->cond->getEndLine(),
+                ++$this->nextBranch,
+            );
+
+            return null;
+        }
+
+        if ($node instanceof Node\Stmt\Catch_) {
+            assert([] !== $node->types);
+            $startLine = $node->types[0]->getStartLine();
+            end($node->types);
+            $endLine = current($node->types)->getEndLine();
+
+            $this->setLineBranch(
+                $startLine,
+                $endLine,
+                ++$this->nextBranch,
+            );
+
+            return null;
+        }
+
+        if ($node instanceof Node\Expr\CallLike) {
+            if (isset($this->executableLinesGroupedByBranch[$node->getStartLine()])) {
+                $branch = $this->executableLinesGroupedByBranch[$node->getStartLine()];
+            } else {
+                $branch = ++$this->nextBranch;
+            }
+
+            $this->setLineBranch($node->getStartLine(), $node->getEndLine(), $branch);
+
+            return null;
+        }
+
+        if (isset($this->executableLinesGroupedByBranch[$node->getStartLine()])) {
+            return null;
+        }
+
+        $this->setLineBranch($node->getStartLine(), $node->getEndLine(), ++$this->nextBranch);
+
+        return null;
+    }
+
+    public function afterTraverse(array $nodes): null
+    {
+        $lines = explode("\n", $this->source);
+
+        foreach ($lines as $lineNumber => $line) {
+            $lineNumber++;
+
+            if (1 === preg_match('/^\s*$/', $line) ||
+                (
+                    isset($this->commentsToCheckForUnset[$lineNumber]) &&
+                    1 === preg_match(sprintf('/^\s*%s\s*$/', preg_quote($this->commentsToCheckForUnset[$lineNumber], '/')), $line)
+                )) {
+                unset($this->executableLinesGroupedByBranch[$lineNumber]);
+            }
+        }
+
+        $this->executableLinesGroupedByBranch = array_diff_key(
+            $this->executableLinesGroupedByBranch,
+            $this->unsets,
+        );
+
+        return null;
+    }
+
+    /**
+     * @return LinesType
+     */
+    public function executableLinesGroupedByBranch(): array
+    {
+        return $this->executableLinesGroupedByBranch;
+    }
+
+    private function setLineBranch(int $start, int $end, int $branch): void
+    {
+        foreach (range($start, $end) as $line) {
+            $this->executableLinesGroupedByBranch[$line] = $branch;
+        }
+    }
+}

vendor/phpunit/php-code-coverage/src/StaticAnalysis/Visitor/IgnoredLinesFindingVisitor.php

@@ -0,0 +1,123 @@
+<?php declare(strict_types=1);
+/*
+ * This file is part of phpunit/php-code-coverage.
+ *
+ * (c) Sebastian Bergmann <sebastian@phpunit.de>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+namespace SebastianBergmann\CodeCoverage\StaticAnalysis;
+
+use function assert;
+use function str_contains;
+use PhpParser\Node;
+use PhpParser\Node\Attribute;
+use PhpParser\Node\Stmt\Class_;
+use PhpParser\Node\Stmt\ClassMethod;
+use PhpParser\Node\Stmt\Enum_;
+use PhpParser\Node\Stmt\Function_;
+use PhpParser\Node\Stmt\Interface_;
+use PhpParser\Node\Stmt\Trait_;
+use PhpParser\NodeVisitorAbstract;
+
+/**
+ * @internal This class is not covered by the backward compatibility promise for phpunit/php-code-coverage
+ */
+final class IgnoredLinesFindingVisitor extends NodeVisitorAbstract
+{
+    /**
+     * @var array<int>
+     */
+    private array $ignoredLines = [];
+    private readonly bool $useAnnotationsForIgnoringCode;
+    private readonly bool $ignoreDeprecated;
+
+    public function __construct(bool $useAnnotationsForIgnoringCode, bool $ignoreDeprecated)
+    {
+        $this->useAnnotationsForIgnoringCode = $useAnnotationsForIgnoringCode;
+        $this->ignoreDeprecated              = $ignoreDeprecated;
+    }
+
+    public function enterNode(Node $node): null
+    {
+        if (!$node instanceof Class_ &&
+            !$node instanceof Trait_ &&
+            !$node instanceof Interface_ &&
+            !$node instanceof Enum_ &&
+            !$node instanceof ClassMethod &&
+            !$node instanceof Function_ &&
+            !$node instanceof Attribute) {
+            return null;
+        }
+
+        if ($node instanceof Class_ && $node->isAnonymous()) {
+            return null;
+        }
+
+        if ($node instanceof Class_ ||
+            $node instanceof Trait_ ||
+            $node instanceof Interface_ ||
+            $node instanceof Attribute) {
+            $this->ignoredLines[] = $node->getStartLine();
+
+            assert($node->name !== null);
+
+            // Workaround for https://github.com/nikic/PHP-Parser/issues/886
+            $this->ignoredLines[] = $node->name->getStartLine();
+        }
+
+        if (!$this->useAnnotationsForIgnoringCode) {
+            return null;
+        }
+
+        if ($node instanceof Interface_) {
+            return null;
+        }
+
+        if ($node instanceof Attribute &&
+            $node->name->toString() === 'PHPUnit\Framework\Attributes\CodeCoverageIgnore') {
+            $attributeGroup = $node->getAttribute('parent');
+            $attributedNode = $attributeGroup->getAttribute('parent');
+
+            for ($line = $attributedNode->getStartLine(); $line <= $attributedNode->getEndLine(); $line++) {
+                $this->ignoredLines[] = $line;
+            }
+
+            return null;
+        }
+
+        $this->processDocComment($node);
+
+        return null;
+    }
+
+    /**
+     * @return array<int>
+     */
+    public function ignoredLines(): array
+    {
+        return $this->ignoredLines;
+    }
+
+    private function processDocComment(Node $node): void
+    {
+        $docComment = $node->getDocComment();
+
+        if ($docComment === null) {
+            return;
+        }
+
+        if (str_contains($docComment->getText(), '@codeCoverageIgnore')) {
+            for ($line = $node->getStartLine(); $line <= $node->getEndLine(); $line++) {
+                $this->ignoredLines[] = $line;
+            }
+        }
+
+        if ($this->ignoreDeprecated && str_contains($docComment->getText(), '@deprecated')) {
+            for ($line = $node->getStartLine(); $line <= $node->getEndLine(); $line++) {
+                $this->ignoredLines[] = $line;
+            }
+        }
+    }
+}