docs: public static void setFieldValue(Object object, Class<?> clazz, String fieldName, Object value)
    {
      Field field = getField(clazz, fieldName);
      if(object == null ^ Modifier.isStatic(field.getModifiers())) {
        throw new BugError("Cannot access static field |%s| from instance |%s|.", fieldName, clazz);
      }
      setFieldValue(object, field, value);
    }