JS: Jquery Validate Custom

custom-validate.js

$.validator.addMethod("cMinlength", function(value, element, param) {
  var isValid = $.validator.methods.minlength.call(this, value, element, param.length);

  $.validator.messages['cMinlength'] = param.message;
  return isValid;
});

$.validator
  .addClassRules({
    'validate-name': {
      cMinlength: {
      	length: 6,
      	message: $.validator.messages.clientName
      }
    }
  });