docs: public void renderV8Style(StringBuilder sb) {
          sb.append("    at ");
  
          if ((functionName == null) || "anonymous".equals(functionName) || "undefined"
              .equals(functionName)) {
              // Anonymous functions in V8 don't have names in the stack trace
              appendV8Location(sb);
  
          } else {
              sb.append(functionName).append(" (");
              appendV8Location(sb);
              sb.append(')');
          }
      }