code: function(data, name, $field, $el, field, callback) {
        data[name] = self.getArea($el, name);
  
        if (field.required && (apos.areaIsEmpty(data[name]))) {
          return apos.afterYield(_.partial(callback, 'required'));
        }
        return apos.afterYield(callback);
      }
docs: Convert the tough cases