Abstract base class for MigrationFinders
A MigrationFinderInterface implementation that uses
globand some special file and class names to load migrations from a directory.
A MigrationFinderInterface implementation that uses a RegexIterator along with a RecursiveDirectoryIterator.
A MigrationDeepFinderInterface is a MigrationFinderInterface, which locates migrations not only in a directory itself, but in subdirectories of this directory, too.
MigrationFinderInterface implementations locate migrations (classes that extend
Doctrine\DBAL\Migrations\AbstractMigration) in a directory.