welcome back to dyb-tech

vendor/doctrine/migrations/lib/Doctrine/Migrations/Provider/LazySchemaDiffProvider.php

@@ -0,0 +1,52 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Doctrine\Migrations\Provider;
+
+use Doctrine\DBAL\Schema\Schema;
+
+/**
+ * The LazySchemaDiffProvider is responsible for lazily generating the from schema when diffing two schemas
+ * to produce a migration.
+ *
+ * @internal
+ */
+class LazySchemaDiffProvider implements SchemaDiffProvider
+{
+    public function __construct(
+        private readonly SchemaDiffProvider $originalSchemaManipulator,
+    ) {
+    }
+
+    public function createFromSchema(): Schema
+    {
+        $originalSchemaManipulator = $this->originalSchemaManipulator;
+
+        return LazySchema::createLazyProxy(static fn () => $originalSchemaManipulator->createFromSchema());
+    }
+
+    public function createToSchema(Schema $fromSchema): Schema
+    {
+        $originalSchemaManipulator = $this->originalSchemaManipulator;
+
+        if ($fromSchema instanceof LazySchema && ! $fromSchema->isLazyObjectInitialized()) {
+            return LazySchema::createLazyProxy(static fn () => $originalSchemaManipulator->createToSchema($fromSchema));
+        }
+
+        return $this->originalSchemaManipulator->createToSchema($fromSchema);
+    }
+
+    /** @return string[] */
+    public function getSqlDiffToMigrate(Schema $fromSchema, Schema $toSchema): array
+    {
+        if (
+            $toSchema instanceof LazySchema
+            && ! $toSchema->isLazyObjectInitialized()
+        ) {
+            return [];
+        }
+
+        return $this->originalSchemaManipulator->getSqlDiffToMigrate($fromSchema, $toSchema);
+    }
+}