code: function (match, value, reader) {
          var attributeName = match[1],
              member = reader.getClassDefinition().getOwnMember(attributeName);
          if (!member) {
              gpf.Error.attributeOnNonExistingMember({
                  attributeName: attributeName
              });
          }
          member.addAttributes(value);
      }
docs: TODO wait for all members to be processed