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