Auth0 role rule

rule

function (user, context, callback) {
  // You can add a Role based on what you want
  // In this case I check domain
  var addRolesToUser = function(user, cb) {
    if (user.email === 'bill@butler.net') {
      cb(null, ['admin']);
    } else {
      cb(null, ['user']);
    }
  };
    
  addRolesToUser(user, function(err, roles) {
    if (err) {
      callback(err);
    } else {
      user.persistent.roles = roles;
      callback(null, user, context);
    }
  });
}