Fix nullable union type identifier lazy load

.github/workflows/continuous-integration.yml

@@ -17,4 +17,4 @@ jobs:
     name: "PHPUnit"
     uses: "doctrine/.github/.github/workflows/continuous-integration.yml@1.1.1"
     with:
-      php-versions: '["7.1", "7.2", "7.3", "7.4", "8.0", "8.1"]'
+      php-versions: '["7.1", "7.2", "7.3", "7.4", "8.0", "8.1", "8.2"]'

phpstan.neon.dist

@@ -1,5 +1,5 @@
 parameters:
-    phpVersion: 80100
+    phpVersion: 80200
     level: 3
     paths:
         - src

src/Proxy/ProxyGenerator.php

@@ -74,7 +74,13 @@ class ProxyGenerator
      * Used to match very simple id methods that don't need
      * to be decorated since the identifier is known.
      */
-    public const PATTERN_MATCH_ID_METHOD = '((public\s+)?(function\s+%s\s*\(\)\s*)\s*(?::\s*\??\s*\\\\?[a-z_\x7f-\xff][\w\x7f-\xff]*(?:\\\\[a-z_\x7f-\xff][\w\x7f-\xff]*)*\s*)?{\s*return\s*\$this->%s;\s*})i';
+    public const PATTERN_MATCH_ID_METHOD = <<<'EOT'
+((?(DEFINE)
+  (?<type>\\?[a-z_\x7f-\xff][\w\x7f-\xff]*(?:\\[a-z_\x7f-\xff][\w\x7f-\xff]*)*)
+  (?<intersection_type>(?&type)\s*&\s*(?&type))
+  (?<union_type>(?:(?:\(\s*(?&intersection_type)\s*\))|(?&type))(?:\s*\|\s*(?:(?:\(\s*(?&intersection_type)\s*\))|(?&type)))+)
+)(?:public\s+)?(?:function\s+%s\s*\(\)\s*)\s*(?::\s*(?:(?&union_type)|(?&intersection_type)|(?:\??(?&type)))\s*)?{\s*return\s*\$this->%s;\s*})i
+EOT;
 
     /**
      * The namespace that contains all proxy classes.
@@ -1218,6 +1224,10 @@ private function formatType(
         if ($type instanceof ReflectionUnionType) {
             return implode('|', array_map(
                 function (ReflectionType $unionedType) use ($method, $parameter) {
+                    if ($unionedType instanceof ReflectionIntersectionType) {
+                        return '(' . $this->formatType($unionedType, $method, $parameter) . ')';
+                    }
+
                     return $this->formatType($unionedType, $method, $parameter);
                 },
                 $type->getTypes()

tests/Common/Proxy/LazyLoadableObjectWithPHP81IntersectionType.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Doctrine\Tests\Common\Proxy;
+
+class LazyLoadableObjectWithPHP81IntersectionType
+{
+    private \stdClass&\Stringable $identifierFieldIntersectionType;
+
+    public function getIdentifierFieldIntersectionType(): \stdClass&\Stringable
+    {
+        return $this->identifierFieldIntersectionType;
+    }
+}

tests/Common/Proxy/LazyLoadableObjectWithPHP81IntersectionTypeClassMetadata.php

@@ -0,0 +1,156 @@
+<?php
+
+namespace Doctrine\Tests\Common\Proxy;
+
+use BadMethodCallException;
+use Doctrine\Persistence\Mapping\ClassMetadata;
+use ReflectionClass;
+use function array_keys;
+
+class LazyLoadableObjectWithPHP81IntersectionTypeClassMetadata implements ClassMetadata
+{
+    /** @var ReflectionClass */
+    protected $reflectionClass;
+
+    /** @var array<string,bool> */
+    protected $identifier = [
+        'identifierFieldIntersectionType' => true,
+    ];
+
+    /** @var array<string,bool> */
+    protected $fields = [
+        'identifierFieldIntersectionType' => true,
+    ];
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getName()
+    {
+        return $this->getReflectionClass()->getName();
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getIdentifier()
+    {
+        return array_keys($this->identifier);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getReflectionClass()
+    {
+        if ($this->reflectionClass === null) {
+            $this->reflectionClass = new ReflectionClass(__NAMESPACE__ . '\LazyLoadableObjectWithPHP81IntersectionType');
+        }
+
+        return $this->reflectionClass;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function isIdentifier($fieldName)
+    {
+        return isset($this->identifier[$fieldName]);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function hasField($fieldName)
+    {
+        return isset($this->fields[$fieldName]);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function hasAssociation($fieldName)
+    {
+        return false;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function isSingleValuedAssociation($fieldName)
+    {
+        throw new BadMethodCallException('not implemented');
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function isCollectionValuedAssociation($fieldName)
+    {
+        throw new BadMethodCallException('not implemented');
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getFieldNames()
+    {
+        return array_keys($this->fields);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getIdentifierFieldNames()
+    {
+        return $this->getIdentifier();
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getAssociationNames()
+    {
+        return [];
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getTypeOfField($fieldName)
+    {
+        return 'string';
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getAssociationTargetClass($assocName)
+    {
+        throw new BadMethodCallException('not implemented');
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function isAssociationInverseSide($assocName)
+    {
+        throw new BadMethodCallException('not implemented');
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getAssociationMappedByTargetField($assocName)
+    {
+        throw new BadMethodCallException('not implemented');
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getIdentifierValues($object)
+    {
+        throw new BadMethodCallException('not implemented');
+    }
+}

tests/Common/Proxy/LazyLoadableObjectWithPHP82UnionAndIntersectionType.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Doctrine\Tests\Common\Proxy;
+
+class LazyLoadableObjectWithPHP82UnionAndIntersectionType
+{
+    private (\stdClass&\Stringable)|null $identifierFieldUnionAndIntersectionType = null;
+
+    public function getIdentifierFieldUnionAndIntersectionType(): (\stdClass&\Stringable)|null
+    {
+        return $this->identifierFieldUnionAndIntersectionType;
+    }
+}

tests/Common/Proxy/LazyLoadableObjectWithPHP82UnionAndIntersectionTypeClassMetadata.php

@@ -0,0 +1,156 @@
+<?php
+
+namespace Doctrine\Tests\Common\Proxy;
+
+use BadMethodCallException;
+use Doctrine\Persistence\Mapping\ClassMetadata;
+use ReflectionClass;
+use function array_keys;
+
+class LazyLoadableObjectWithPHP82UnionAndIntersectionTypeClassMetadata implements ClassMetadata
+{
+    /** @var ReflectionClass */
+    protected $reflectionClass;
+
+    /** @var array<string,bool> */
+    protected $identifier = [
+        'identifierFieldUnionAndIntersectionType' => true,
+    ];
+
+    /** @var array<string,bool> */
+    protected $fields = [
+        'identifierFieldUnionAndIntersectionType' => true,
+    ];
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getName()
+    {
+        return $this->getReflectionClass()->getName();
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getIdentifier()
+    {
+        return array_keys($this->identifier);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getReflectionClass()
+    {
+        if ($this->reflectionClass === null) {
+            $this->reflectionClass = new ReflectionClass(__NAMESPACE__ . '\LazyLoadableObjectWithPHP82UnionAndIntersectionType');
+        }
+
+        return $this->reflectionClass;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function isIdentifier($fieldName)
+    {
+        return isset($this->identifier[$fieldName]);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function hasField($fieldName)
+    {
+        return isset($this->fields[$fieldName]);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function hasAssociation($fieldName)
+    {
+        return false;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function isSingleValuedAssociation($fieldName)
+    {
+        throw new BadMethodCallException('not implemented');
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function isCollectionValuedAssociation($fieldName)
+    {
+        throw new BadMethodCallException('not implemented');
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getFieldNames()
+    {
+        return array_keys($this->fields);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getIdentifierFieldNames()
+    {
+        return $this->getIdentifier();
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getAssociationNames()
+    {
+        return [];
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getTypeOfField($fieldName)
+    {
+        return 'string';
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getAssociationTargetClass($assocName)
+    {
+        throw new BadMethodCallException('not implemented');
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function isAssociationInverseSide($assocName)
+    {
+        throw new BadMethodCallException('not implemented');
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getAssociationMappedByTargetField($assocName)
+    {
+        throw new BadMethodCallException('not implemented');
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getIdentifierValues($object)
+    {
+        throw new BadMethodCallException('not implemented');
+    }
+}

tests/Common/Proxy/LazyLoadableObjectWithPHP8UnionType.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Doctrine\Tests\Common\Proxy;
+
+class LazyLoadableObjectWithPHP8UnionType
+{
+    private int|string|null $identifierFieldUnionType = null;
+
+    public function getIdentifierFieldUnionType(): int|string|null
+    {
+        return $this->identifierFieldUnionType;
+    }
+}