mirror of https://github.com/rectorphp/rector.git
211 lines
7.7 KiB
PHP
211 lines
7.7 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\Naming\Naming;
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use DateTimeInterface;
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use PhpParser\Node\Expr\Assign;
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use PhpParser\Node\Expr\FuncCall;
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use PhpParser\Node\Expr\MethodCall;
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use PhpParser\Node\Expr\New_;
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use PhpParser\Node\Expr\StaticCall;
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use PhpParser\Node\Expr\Variable;
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use PhpParser\Node\Name;
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use PhpParser\Node\Param;
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use PhpParser\Node\UnionType;
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use PHPStan\Type\ArrayType;
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use PHPStan\Type\ObjectType;
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use PHPStan\Type\Type;
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use Rector\Naming\ExpectedNameResolver\MatchParamTypeExpectedNameResolver;
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use Rector\Naming\ValueObject\ExpectedName;
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use Rector\Naming\ValueObject\VariableAndCallForeach;
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use Rector\NodeNameResolver\NodeNameResolver;
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use Rector\NodeTypeResolver\NodeTypeResolver;
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use Rector\StaticTypeMapper\ValueObject\Type\FullyQualifiedObjectType;
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final class ExpectedNameResolver
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{
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/**
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* @readonly
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* @var \Rector\NodeNameResolver\NodeNameResolver
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*/
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private $nodeNameResolver;
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/**
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* @readonly
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* @var \Rector\NodeTypeResolver\NodeTypeResolver
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*/
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private $nodeTypeResolver;
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/**
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* @readonly
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* @var \Rector\Naming\Naming\PropertyNaming
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*/
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private $propertyNaming;
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/**
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* @readonly
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* @var \Rector\Naming\ExpectedNameResolver\MatchParamTypeExpectedNameResolver
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*/
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private $matchParamTypeExpectedNameResolver;
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public function __construct(NodeNameResolver $nodeNameResolver, NodeTypeResolver $nodeTypeResolver, \Rector\Naming\Naming\PropertyNaming $propertyNaming, MatchParamTypeExpectedNameResolver $matchParamTypeExpectedNameResolver)
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{
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$this->nodeNameResolver = $nodeNameResolver;
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$this->nodeTypeResolver = $nodeTypeResolver;
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$this->propertyNaming = $propertyNaming;
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$this->matchParamTypeExpectedNameResolver = $matchParamTypeExpectedNameResolver;
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}
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public function resolveForParamIfNotYet(Param $param) : ?string
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{
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if ($param->type instanceof UnionType) {
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return null;
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}
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$expectedName = $this->matchParamTypeExpectedNameResolver->resolve($param);
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if ($expectedName === null) {
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return null;
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}
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/** @var string $currentName */
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$currentName = $this->nodeNameResolver->getName($param->var);
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if ($currentName === $expectedName || \substr_compare($currentName, \ucfirst($expectedName), -\strlen(\ucfirst($expectedName))) === 0) {
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return null;
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}
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return $expectedName;
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}
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public function resolveForAssignNonNew(Assign $assign) : ?string
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{
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if ($assign->expr instanceof New_) {
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return null;
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}
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if (!$assign->var instanceof Variable) {
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return null;
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}
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/** @var Variable $variable */
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$variable = $assign->var;
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return $this->nodeNameResolver->getName($variable);
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}
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public function resolveForAssignNew(Assign $assign) : ?string
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{
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if (!$assign->expr instanceof New_) {
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return null;
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}
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if (!$assign->var instanceof Variable) {
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return null;
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}
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/** @var New_ $new */
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$new = $assign->expr;
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if (!$new->class instanceof Name) {
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return null;
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}
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$className = $this->nodeNameResolver->getName($new->class);
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$fullyQualifiedObjectType = new FullyQualifiedObjectType($className);
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if ($fullyQualifiedObjectType->isInstanceOf(DateTimeInterface::class)->yes()) {
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return null;
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}
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$expectedName = $this->propertyNaming->getExpectedNameFromType($fullyQualifiedObjectType);
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if (!$expectedName instanceof ExpectedName) {
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return null;
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}
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return $expectedName->getName();
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}
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/**
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* @param \PhpParser\Node\Expr\MethodCall|\PhpParser\Node\Expr\StaticCall|\PhpParser\Node\Expr\FuncCall $expr
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*/
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public function resolveForCall($expr) : ?string
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{
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if ($this->isDynamicNameCall($expr)) {
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return null;
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}
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$name = $this->nodeNameResolver->getName($expr->name);
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if ($name === null) {
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return null;
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}
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$returnedType = $this->nodeTypeResolver->getType($expr);
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if (!$returnedType->isObject()->yes()) {
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return null;
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}
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if ($this->isDateTimeType($returnedType)) {
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return null;
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}
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$expectedName = $this->propertyNaming->getExpectedNameFromType($returnedType);
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if ($expectedName instanceof ExpectedName) {
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return $expectedName->getName();
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}
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// call with args can return different value, so skip there if not sure about the type
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if ($expr->args !== []) {
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return null;
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}
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$expectedNameFromMethodName = $this->propertyNaming->getExpectedNameFromMethodName($name);
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if ($expectedNameFromMethodName instanceof ExpectedName) {
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return $expectedNameFromMethodName->getName();
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}
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return null;
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}
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public function resolveForForeach(VariableAndCallForeach $variableAndCallForeach) : ?string
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{
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$call = $variableAndCallForeach->getCall();
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if ($this->isDynamicNameCall($call)) {
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return null;
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}
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$name = $this->nodeNameResolver->getName($call->name);
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if ($name === null) {
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return null;
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}
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$returnedType = $this->nodeTypeResolver->getType($call);
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if ($returnedType->isIterable()->no()) {
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return null;
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}
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$innerReturnedType = null;
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if ($returnedType instanceof ArrayType) {
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$innerReturnedType = $this->resolveReturnTypeFromArrayType($returnedType);
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if (!$innerReturnedType instanceof Type) {
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return null;
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}
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}
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$expectedNameFromType = $this->propertyNaming->getExpectedNameFromType($innerReturnedType ?? $returnedType);
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if ($this->isReturnedTypeAnArrayAndExpectedNameFromTypeNotNull($returnedType, $expectedNameFromType)) {
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return ($nullsafeVariable1 = $expectedNameFromType) ? $nullsafeVariable1->getSingularized() : null;
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}
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$expectedNameFromMethodName = $this->propertyNaming->getExpectedNameFromMethodName($name);
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if (!$expectedNameFromMethodName instanceof ExpectedName) {
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return ($nullsafeVariable2 = $expectedNameFromType) ? $nullsafeVariable2->getSingularized() : null;
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}
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if ($expectedNameFromMethodName->isSingular()) {
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return ($nullsafeVariable3 = $expectedNameFromType) ? $nullsafeVariable3->getSingularized() : null;
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}
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return $expectedNameFromMethodName->getSingularized();
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}
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private function isReturnedTypeAnArrayAndExpectedNameFromTypeNotNull(Type $returnedType, ?ExpectedName $expectedName) : bool
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{
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return $returnedType instanceof ArrayType && $expectedName instanceof ExpectedName;
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}
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/**
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* @param \PhpParser\Node\Expr\MethodCall|\PhpParser\Node\Expr\StaticCall|\PhpParser\Node\Expr\FuncCall $expr
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*/
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private function isDynamicNameCall($expr) : bool
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{
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if ($expr->name instanceof StaticCall) {
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return \true;
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}
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if ($expr->name instanceof MethodCall) {
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return \true;
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}
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return $expr->name instanceof FuncCall;
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}
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private function resolveReturnTypeFromArrayType(ArrayType $arrayType) : ?Type
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{
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if (!$arrayType->getItemType() instanceof ObjectType) {
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return null;
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}
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return $arrayType->getItemType();
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}
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/**
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* Skip date time, as custom naming
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*/
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private function isDateTimeType(Type $type) : bool
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{
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if (!$type instanceof ObjectType) {
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return \false;
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}
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if ($type->isInstanceOf('DateTimeInterface')->yes()) {
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return \true;
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}
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return $type->isInstanceOf('DateTime')->yes();
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}
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}
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