modella-validators/lib/required.js

Validators for Modella

module.exports = function required(attr) {
  return function(Model){
    Model.validate(function(model){
      if (!model.has(attr) || (typeof model[attr]() !== 'boolean' && !model[attr]())) {
        model.error(attr, 'field required');
      }
    });
  };
}