private static object ParseNumber(string json, ref int index, ref bool success) { PlayFabSimpleJson.EatWhitespace(json, ref index); int lastIndexOfNumber = PlayFabSimpleJson.GetLastIndexOfNumber(json, index); int length = lastIndexOfNumber - index + 1; string text = json.Substring(index, length); object result; if (text.IndexOf(".", StringComparison.OrdinalIgnoreCase) != -1 || text.IndexOf("e", StringComparison.OrdinalIgnoreCase) != -1) { double num; success = double.TryParse(json.Substring(index, length), NumberStyles.Any, CultureInfo.InvariantCulture, out num); result = num; } else if (text.IndexOf("-", StringComparison.OrdinalIgnoreCase) == -1) { ulong num2; success = ulong.TryParse(json.Substring(index, length), NumberStyles.Any, CultureInfo.InvariantCulture, out num2); result = num2; } else { long num3; success = long.TryParse(json.Substring(index, length), NumberStyles.Any, CultureInfo.InvariantCulture, out num3); result = num3; } index = lastIndexOfNumber + 1; return(result); }
private static PlayFabSimpleJson.TokenType NextToken(string json, ref int index) { PlayFabSimpleJson.EatWhitespace(json, ref index); if (index == json.Length) { return(PlayFabSimpleJson.TokenType.NONE); } char c = json[index]; index++; switch (c) { case ',': return(PlayFabSimpleJson.TokenType.COMMA); case '-': case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': return(PlayFabSimpleJson.TokenType.NUMBER); default: switch (c) { case '[': return(PlayFabSimpleJson.TokenType.SQUARED_OPEN); default: switch (c) { case '{': return(PlayFabSimpleJson.TokenType.CURLY_OPEN); default: { if (c == '"') { return(PlayFabSimpleJson.TokenType.STRING); } index--; int num = json.Length - index; if (num >= 5 && json[index] == 'f' && json[index + 1] == 'a' && json[index + 2] == 'l' && json[index + 3] == 's' && json[index + 4] == 'e') { index += 5; return(PlayFabSimpleJson.TokenType.FALSE); } if (num >= 4 && json[index] == 't' && json[index + 1] == 'r' && json[index + 2] == 'u' && json[index + 3] == 'e') { index += 4; return(PlayFabSimpleJson.TokenType.TRUE); } if (num >= 4 && json[index] == 'n' && json[index + 1] == 'u' && json[index + 2] == 'l' && json[index + 3] == 'l') { index += 4; return(PlayFabSimpleJson.TokenType.NULL); } return(PlayFabSimpleJson.TokenType.NONE); } case '}': return(PlayFabSimpleJson.TokenType.CURLY_CLOSE); } break; case ']': return(PlayFabSimpleJson.TokenType.SQUARED_CLOSE); } break; case ':': return(PlayFabSimpleJson.TokenType.COLON); } }
private static string ParseString(string json, ref int index, ref bool success) { if (PlayFabSimpleJson._parseStringBuilder == null) { PlayFabSimpleJson._parseStringBuilder = new StringBuilder(2000); } PlayFabSimpleJson._parseStringBuilder.Length = 0; PlayFabSimpleJson.EatWhitespace(json, ref index); char c = json[index++]; bool flag = false; while (!flag) { if (index == json.Length) { break; } c = json[index++]; if (c == '"') { flag = true; break; } if (c == '\\') { if (index == json.Length) { break; } c = json[index++]; if (c == '"') { PlayFabSimpleJson._parseStringBuilder.Append('"'); } else if (c == '\\') { PlayFabSimpleJson._parseStringBuilder.Append('\\'); } else if (c == '/') { PlayFabSimpleJson._parseStringBuilder.Append('/'); } else if (c == 'b') { PlayFabSimpleJson._parseStringBuilder.Append('\b'); } else if (c == 'f') { PlayFabSimpleJson._parseStringBuilder.Append('\f'); } else if (c == 'n') { PlayFabSimpleJson._parseStringBuilder.Append('\n'); } else if (c == 'r') { PlayFabSimpleJson._parseStringBuilder.Append('\r'); } else if (c == 't') { PlayFabSimpleJson._parseStringBuilder.Append('\t'); } else if (c == 'u') { int num = json.Length - index; if (num < 4) { break; } uint num2; if (!(success = uint.TryParse(json.Substring(index, 4), NumberStyles.HexNumber, CultureInfo.InvariantCulture, out num2))) { return(string.Empty); } if (55296u <= num2 && num2 <= 56319u) { index += 4; num = json.Length - index; uint num3; if (num < 6 || !(json.Substring(index, 2) == "\\u") || !uint.TryParse(json.Substring(index + 2, 4), NumberStyles.HexNumber, CultureInfo.InvariantCulture, out num3) || 56320u > num3 || num3 > 57343u) { success = false; return(string.Empty); } PlayFabSimpleJson._parseStringBuilder.Append((char)num2); PlayFabSimpleJson._parseStringBuilder.Append((char)num3); index += 6; } else { PlayFabSimpleJson._parseStringBuilder.Append(PlayFabSimpleJson.ConvertFromUtf32((int)num2)); index += 4; } } } else { PlayFabSimpleJson._parseStringBuilder.Append(c); } } if (!flag) { success = false; return(null); } return(PlayFabSimpleJson._parseStringBuilder.ToString()); }