internal static string PercentEncode()

in csharp/core/Streams/FileFormStream.cs [242:265]

• 23 lines of code
• 4 McCabe index (conditional complexity)

        internal static string PercentEncode(string value)
        {
            if (value == null)
            {
                return null;
            }
            var stringBuilder = new StringBuilder();
            var text = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_.~";
            var bytes = Encoding.UTF8.GetBytes(value);
            foreach (char c in bytes)
            {
                if (text.IndexOf(c) >= 0)
                {
                    stringBuilder.Append(c);
                }
                else
                {
                    stringBuilder.Append("%").Append(string.Format(CultureInfo.InvariantCulture, "{0:X2}", (int) c));
                }
            }

            return stringBuilder.ToString().Replace("+", "%20")
                .Replace("*", "%2A").Replace("%7E", "~");
        }