1 files changed, 69 insertions, 0 deletions

diff --git a/vendor/doctrine/orm/src/Mapping/ToManyAssociationMappingImplementation.php b/vendor/doctrine/orm/src/Mapping/ToManyAssociationMappingImplementation.php
new file mode 100644
index 0000000..306880d
--- /dev/null
+++ b/vendor/doctrine/orm/src/Mapping/ToManyAssociationMappingImplementation.php
@@ -0,0 +1,69 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Doctrine\ORM\Mapping;
+
+use LogicException;
+
+use function sprintf;
+
+/** @internal */
+trait ToManyAssociationMappingImplementation
+{
+    /**
+     * Specification of a field on target-entity that is used to index the
+     * collection by. This field HAS to be either the primary key or a unique
+     * column. Otherwise the collection does not contain all the entities that
+     * are actually related.
+     */
+    public string|null $indexBy = null;
+
+    /**
+     * A map of field names (of the target entity) to sorting directions
+     *
+     * @var array<string, 'asc'|'desc'>
+     */
+    public array $orderBy = [];
+
+    /** @return array<string, 'asc'|'desc'> */
+    final public function orderBy(): array
+    {
+        return $this->orderBy;
+    }
+
+    /** @psalm-assert-if-true !null $this->indexBy */
+    final public function isIndexed(): bool
+    {
+        return $this->indexBy !== null;
+    }
+
+    final public function indexBy(): string
+    {
+        if (! $this->isIndexed()) {
+            throw new LogicException(sprintf(
+                'This mapping is not indexed. Use %s::isIndexed() to check that before calling %s.',
+                self::class,
+                __METHOD__,
+            ));
+        }
+
+        return $this->indexBy;
+    }
+
+    /** @return list<string> */
+    public function __sleep(): array
+    {
+        $serialized = parent::__sleep();
+
+        if ($this->indexBy !== null) {
+            $serialized[] = 'indexBy';
+        }
+
+        if ($this->orderBy !== []) {
+            $serialized[] = 'orderBy';
+        }
+
+        return $serialized;
+    }
+}