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Generate Liquibase ChangeLog from Doctrine Entities.

API Usage

/** @var Doctrine\ORM\EntityManager $em */
$em = ...; // Retrieve Doctrine EntityManager as usual in your environment.

// Create a Liquibase SchemaTool with EntityManager
$schemaTool = new LiquibaseSchemaTool($this->em);

// Create a changelog that can be used on an empty database to build from scratch.
/** @var \DOMDocument $changeLog */
$changeLog = $schemaTool->changeLog()->getResult();
echo $changeLog->saveXML();

// Or create a diff changelog that can be used on current database to upgrade it.
/** @var \DOMDocument $diffChangeLog */
$diffChangeLog = $schemaTool->diffChangeLog()->getResult();
echo $diffChangeLog->saveXML();