code: public String getWrappingHint(String fieldName) {
          if (isEmpty()) {
              return "";
          }
  
          return String.format(" You can use this expression: %s(%s(%s))",
                  formatMethod(wrappingMethodOwnerName, wrappingMethodName, ""),
                  formatMethod(copyMethodOwnerName, copyMethodName, copyTypeParameterName),
                  fieldName);
      }
docs: For given field name get the actual hint message