mirror of https://github.com/rectorphp/rector.git
202 lines
7.3 KiB
PHP
202 lines
7.3 KiB
PHP
<?php
|
|
|
|
declare (strict_types=1);
|
|
namespace Rector\Core\NodeAnalyzer;
|
|
|
|
use PhpParser\Node;
|
|
use PhpParser\Node\Expr;
|
|
use PhpParser\Node\Expr\Assign;
|
|
use PhpParser\Node\Expr\MethodCall;
|
|
use PhpParser\Node\Expr\PropertyFetch;
|
|
use PhpParser\Node\Expr\StaticCall;
|
|
use PhpParser\Node\Expr\StaticPropertyFetch;
|
|
use PhpParser\Node\Expr\Variable;
|
|
use PhpParser\Node\Name;
|
|
use PhpParser\Node\Stmt\Class_;
|
|
use PhpParser\Node\Stmt\ClassLike;
|
|
use PhpParser\Node\Stmt\ClassMethod;
|
|
use PhpParser\Node\Stmt\Expression;
|
|
use PhpParser\Node\Stmt\Property;
|
|
use PhpParser\Node\Stmt\Trait_;
|
|
use PHPStan\Type\ObjectType;
|
|
use PHPStan\Type\ThisType;
|
|
use Rector\Core\Enum\ObjectReference;
|
|
use Rector\Core\PhpParser\AstResolver;
|
|
use Rector\Core\PhpParser\Node\BetterNodeFinder;
|
|
use Rector\Core\ValueObject\MethodName;
|
|
use Rector\NodeNameResolver\NodeNameResolver;
|
|
use Rector\NodeTypeResolver\NodeTypeResolver;
|
|
use Rector\StaticTypeMapper\ValueObject\Type\FullyQualifiedObjectType;
|
|
final class PropertyFetchAnalyzer
|
|
{
|
|
/**
|
|
* @var string
|
|
*/
|
|
private const THIS = 'this';
|
|
/**
|
|
* @readonly
|
|
* @var \Rector\NodeNameResolver\NodeNameResolver
|
|
*/
|
|
private $nodeNameResolver;
|
|
/**
|
|
* @readonly
|
|
* @var \Rector\Core\PhpParser\Node\BetterNodeFinder
|
|
*/
|
|
private $betterNodeFinder;
|
|
/**
|
|
* @readonly
|
|
* @var \Rector\Core\PhpParser\AstResolver
|
|
*/
|
|
private $astResolver;
|
|
/**
|
|
* @readonly
|
|
* @var \Rector\NodeTypeResolver\NodeTypeResolver
|
|
*/
|
|
private $nodeTypeResolver;
|
|
public function __construct(NodeNameResolver $nodeNameResolver, BetterNodeFinder $betterNodeFinder, AstResolver $astResolver, NodeTypeResolver $nodeTypeResolver)
|
|
{
|
|
$this->nodeNameResolver = $nodeNameResolver;
|
|
$this->betterNodeFinder = $betterNodeFinder;
|
|
$this->astResolver = $astResolver;
|
|
$this->nodeTypeResolver = $nodeTypeResolver;
|
|
}
|
|
public function isLocalPropertyFetch(Node $node) : bool
|
|
{
|
|
if (!$node instanceof PropertyFetch && !$node instanceof StaticPropertyFetch) {
|
|
return \false;
|
|
}
|
|
$variableType = $node instanceof PropertyFetch ? $this->nodeTypeResolver->getType($node->var) : $this->nodeTypeResolver->getType($node->class);
|
|
if ($variableType instanceof FullyQualifiedObjectType) {
|
|
$currentClassLike = $this->betterNodeFinder->findParentType($node, ClassLike::class);
|
|
if ($currentClassLike instanceof ClassLike) {
|
|
return $this->nodeNameResolver->isName($currentClassLike, $variableType->getClassName());
|
|
}
|
|
return \false;
|
|
}
|
|
if (!$variableType instanceof ThisType) {
|
|
return $this->isTraitLocalPropertyFetch($node);
|
|
}
|
|
return \true;
|
|
}
|
|
public function isLocalPropertyFetchName(Node $node, string $desiredPropertyName) : bool
|
|
{
|
|
if (!$node instanceof PropertyFetch && !$node instanceof StaticPropertyFetch) {
|
|
return \false;
|
|
}
|
|
if (!$this->nodeNameResolver->isName($node->name, $desiredPropertyName)) {
|
|
return \false;
|
|
}
|
|
return $this->isLocalPropertyFetch($node);
|
|
}
|
|
public function containsLocalPropertyFetchName(Trait_ $trait, string $propertyName) : bool
|
|
{
|
|
if ($trait->getProperty($propertyName) instanceof Property) {
|
|
return \true;
|
|
}
|
|
return (bool) $this->betterNodeFinder->findFirst($trait, function (Node $node) use($propertyName) : bool {
|
|
return $this->isLocalPropertyFetchName($node, $propertyName);
|
|
});
|
|
}
|
|
public function isPropertyFetch(Node $node) : bool
|
|
{
|
|
if ($node instanceof PropertyFetch) {
|
|
return \true;
|
|
}
|
|
return $node instanceof StaticPropertyFetch;
|
|
}
|
|
/**
|
|
* Matches:
|
|
* "$this->someValue = $<variableName>;"
|
|
*/
|
|
public function isVariableAssignToThisPropertyFetch(Assign $assign, string $variableName) : bool
|
|
{
|
|
if (!$assign->expr instanceof Variable) {
|
|
return \false;
|
|
}
|
|
if (!$this->nodeNameResolver->isName($assign->expr, $variableName)) {
|
|
return \false;
|
|
}
|
|
return $this->isLocalPropertyFetch($assign->var);
|
|
}
|
|
public function isFilledViaMethodCallInConstructStmts(ClassLike $classLike, string $propertyName) : bool
|
|
{
|
|
$classMethod = $classLike->getMethod(MethodName::CONSTRUCT);
|
|
if (!$classMethod instanceof ClassMethod) {
|
|
return \false;
|
|
}
|
|
$className = (string) $this->nodeNameResolver->getName($classLike);
|
|
$stmts = (array) $classMethod->stmts;
|
|
foreach ($stmts as $stmt) {
|
|
if (!$stmt instanceof Expression) {
|
|
continue;
|
|
}
|
|
if (!$stmt->expr instanceof MethodCall && !$stmt->expr instanceof StaticCall) {
|
|
continue;
|
|
}
|
|
$callerClassMethod = $this->astResolver->resolveClassMethodFromCall($stmt->expr);
|
|
if (!$callerClassMethod instanceof ClassMethod) {
|
|
continue;
|
|
}
|
|
$callerClass = $this->betterNodeFinder->findParentType($callerClassMethod, Class_::class);
|
|
if (!$callerClass instanceof Class_) {
|
|
continue;
|
|
}
|
|
$callerClassName = (string) $this->nodeNameResolver->getName($callerClass);
|
|
$isFound = $this->isPropertyAssignFoundInClassMethod($classLike, $className, $callerClassName, $callerClassMethod, $propertyName);
|
|
if ($isFound) {
|
|
return \true;
|
|
}
|
|
}
|
|
return \false;
|
|
}
|
|
/**
|
|
* @param string[] $propertyNames
|
|
*/
|
|
public function isLocalPropertyOfNames(Expr $expr, array $propertyNames) : bool
|
|
{
|
|
if (!$this->isLocalPropertyFetch($expr)) {
|
|
return \false;
|
|
}
|
|
/** @var PropertyFetch $expr */
|
|
return $this->nodeNameResolver->isNames($expr->name, $propertyNames);
|
|
}
|
|
private function isTraitLocalPropertyFetch(Node $node) : bool
|
|
{
|
|
if ($node instanceof PropertyFetch) {
|
|
if (!$node->var instanceof Variable) {
|
|
return \false;
|
|
}
|
|
return $this->nodeNameResolver->isName($node->var, self::THIS);
|
|
}
|
|
if ($node instanceof StaticPropertyFetch) {
|
|
if (!$node->class instanceof Name) {
|
|
return \false;
|
|
}
|
|
return $this->nodeNameResolver->isNames($node->class, [ObjectReference::SELF, ObjectReference::STATIC]);
|
|
}
|
|
return \false;
|
|
}
|
|
private function isPropertyAssignFoundInClassMethod(ClassLike $classLike, string $className, string $callerClassName, ClassMethod $classMethod, string $propertyName) : bool
|
|
{
|
|
if ($className !== $callerClassName && !$classLike instanceof Trait_) {
|
|
$objectType = new ObjectType($className);
|
|
$callerObjectType = new ObjectType($callerClassName);
|
|
if (!$callerObjectType->isSuperTypeOf($objectType)->yes()) {
|
|
return \false;
|
|
}
|
|
}
|
|
foreach ((array) $classMethod->stmts as $stmt) {
|
|
if (!$stmt instanceof Expression) {
|
|
continue;
|
|
}
|
|
if (!$stmt->expr instanceof Assign) {
|
|
continue;
|
|
}
|
|
if ($this->isLocalPropertyFetchName($stmt->expr->var, $propertyName)) {
|
|
return \true;
|
|
}
|
|
}
|
|
return \false;
|
|
}
|
|
}
|