Method: Sequel::Migrator.migrator_class

Defined in:
lib/sequel/extensions/migration.rb

.migrator_class(directory) ⇒ Object

Choose the Migrator subclass to use. Uses the TimestampMigrator if the version number is greater than 20000101, otherwise uses the IntegerMigrator.

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# File 'lib/sequel/extensions/migration.rb', line 442

def self.migrator_class(directory)
  if self.equal?(Migrator)
    raise(Error, "Must supply a valid migration path") unless File.directory?(directory)
    Dir.new(directory).each do |file|
      next unless MIGRATION_FILE_PATTERN.match(file)
      return TimestampMigrator if file.split('_', 2).first.to_i > 20000101
    end
    IntegerMigrator
  else
    self
  end
end