code: public void printSuggestions(Suggestions suggestions) {
          final PrintContext context = new PrintContext();
  
          context.append("Suggestions:").println();
          context.incIndent();
          printSuggestions0(context, suggestions.getDirectorySuggestions(), "Directories");
          printSuggestions0(context, suggestions.getCommandSuggestions(), "Commands");
          printSuggestions0(context, suggestions.getParamNameSuggestions(), "Parameter names");
          printSuggestions0(context, suggestions.getParamValueSuggestions(), "Parameter values");
          context.decIndent();
      }
docs: Print suggestions.
  
  @param suggestions Suggestions to print.