Custom sails badrequest response for ember processing

badRequest.js

/**
 * 400 (Bad Request) Handler
 *
 * Usage:
 * return res.badRequest();
 * return res.badRequest(data);
 * return res.badRequest(data, 'some/specific/badRequest/view');
 *
 * e.g.:
 * ```
 * return res.badRequest(
 *   'Please choose a valid `password` (6-12 characters)',
 *   'trial/signup'
 * );
 * ```
 */

module.exports = function badRequest(data) {

  // Get access to `req`, `res`, & `sails`
  var req = this.req;
  var res = this.res;
  var sails = req._sails;

  // Set status code
  res.status(400);

  // Log error to console
  if (data !== undefined) {
    sails.log.verbose('Sending 400 ("Bad Request") response: \n',data);
  }
  else sails.log.verbose('Sending 400 ("Bad Request") response');
  // console.log(data.Errors)
  if(data.Errors) return res.jsonx({errors: _processError(data.Errors)});
  if(data.message) return res.jsonx(data.message)
  return res.jsonx(data)
};

function _processError(validationError) {
  var validation_response = [];
  Object.keys(validationError).forEach(function(validation_field) {

    if (validationError[validation_field]) {
      var processField = validationError[validation_field];
      processField.forEach(function(rule) {
        console.log('rule: ' + rule.rule)
        if (rule.message !== 'default') {
          validation_response.push({
            detail: rule.message
          });
        }
      });
    }
  });
  return validation_response;
};