MigrationManager::getFirstUpMigrationTimestamp(): Return value must be of type int, null returned

[dejagersh]

If there are no migrations to run, this function returns null. Shouldn't the return type of this function be int | null?

[dereuromark]

See https://github.com/propelorm/Propel2/pull/1849/files#diff-bfc5a054d65e7d5aeefe0c7f521961bf2b512862c07ea1c28891e096e4f6f506R327

[dejagersh]

Sorry, thank you!