clojure.lang.Printf.FixedTextChunk.CheckText C# (CSharp) Метод

            static void CheckText(string s)
            {
                // should be no bare naked %s
                int index = s.IndexOf('%');
                if (index != -1)
                {
                    char c = index > s.Length - 2 ? '%' : s[index + 1];
                    throw new UnknownFormatConversionException(new string(c, 1));
                }
            }