docs: public static boolean isStaticConstantInitializerType(ClassNode cn) {
          return cn == int_TYPE ||
                  cn == float_TYPE ||
                  cn == long_TYPE ||
                  cn == double_TYPE ||
                  cn == STRING_TYPE ||
                  // the next items require conversion to int when initializing
                  cn == byte_TYPE ||
                  cn == char_TYPE ||
                  cn == short_TYPE;
      }