text: const TypeNative = require('./Native');
  
  module.exports = {
      // Native types
      String:   TypeNative(String),
      Number:   TypeNative(Number),
      Date:     TypeNative(Date),
  
      // Iterable types
      List:     require('./List'),
      Map:      require('./Map'),
      Set:      require('./Set'),
  
      // Other types
      ObjectID: require('./ObjectID'),
      Ref:      require('./Ref'),
      Mixed:    require('./Mixed')
  };
  