/**
  * Converts column options to a format supported by Doctrine\DBAL\Schema\Column
  */
 protected function formatOptions($type, $options)
 {
     $result = MigrationColumnType::lengthToPrecisionAndScale($type, $options['length']);
     $result['unsigned'] = !!$options['unsigned'];
     $result['notnull'] = !$options['allow_null'];
     $result['autoincrement'] = !!$options['auto_increment'];
     $default = trim($options['default']);
     // Note - this code doesn't allow to set empty string as default.
     // But converting empty strings to NULLs is required for the further
     // work with Doctrine types. As an option - empty strings could be specified
     // as '' in the editor UI (table column editor).
     $result['default'] = $default === '' ? null : $default;
     return $result;
 }