public Migrator(string connectionString, params Assembly[] assemblies) { var announcer = new TextWriterAnnouncer(Console.Write); IAssemblyCollection assemblyCollection = new AssemblyCollection(assemblies); var migrationContext = new RunnerContext(announcer); var options = new MigrationOptions { PreviewOnly = false, Timeout = 60 }; PostgresProcessorFactory factory = new PostgresProcessorFactory(); IMigrationProcessor processor = factory.Create(connectionString, announcer, options); runner = new MigrationRunner(assemblyCollection, migrationContext, processor); }