Class BOOLEAN

lib/data-types.js:379–407

* A boolean / tinyint column, depending on dialect

 * A boolean / tinyint column, depending on dialect
 */
class BOOLEAN extends ABSTRACT {
  toSql() {
    return 'TINYINT(1)';
  }
  validate(value) {
    if (!Validator.isBoolean(String(value))) {
      throw new sequelizeErrors.ValidationError(util.format('%j is not a valid boolean', value));
    }
    return true;
  }
  _sanitize(value) {
    if (value !== null && value !== undefined) {
      if (Buffer.isBuffer(value) && value.length === 1) {
        // Bit fields are returned as buffers
        value = value[0];
      }
      const type = typeof value;
      if (type === 'string') {
        // Only take action on valid boolean strings.
        return value === 'true' ? true : value === 'false' ? false : value;
      }
      if (type === 'number') {
        // Only take action on valid boolean integers.
        return value === 1 ? true : value === 0 ? false : value;
      }
    }
    return value;
  }
}


BOOLEAN.parse = BOOLEAN.prototype._sanitize;