code: func looksLikeDemangledCPlusPlus(demangled string) bool {
  	if strings.Contains(demangled, ".<") { // Skip java names of the form "class.<init>"
  		return false
  	}
  	return strings.ContainsAny(demangled, "<>[]") || strings.Contains(demangled, "::")
  }
docs: // looksLikeDemangledCPlusPlus is a heuristic to decide if a name is
  // the result of demangling C++. If so, further heuristics will be
  // applied to simplify the name.