internal static string decode(ParseStringRunner parseStringRunner)
{
// At this point, StringPointer has passed starting "
StringPointer sp = parseStringRunner.getStringPointer();
StringBuilder sb = new StringBuilder();
do
{
char chr = sp.getNextChar();
if (chr == '"')
{
return(sb.ToString());
}
if (chr == '\\')
{
chr = sp.getNextChar();
if (chr == '"' || chr == '\\' || chr == '/')
{
// 'chr' works as is
}
else if (chr == 'b')
{
chr = '\b';
}
else if (chr == 'f')
{
chr = '\f';
}
else if (chr == 'n')
{
chr = '\n';
}
else if (chr == 'r')
{
chr = '\r';
}
else if (chr == 't')
{
chr = '\t';
}
else if (chr == 'u')
{
int ucode = 0;
for (int n = 0; n < 4; n++)
{
chr = sp.getNextChar();
int uvalue = HEX.IndexOf(char.ToUpperInvariant(chr));
if (uvalue < 0)
{
throw ParseException.forInvalidCharacter("Invalid hexadecimal character '" + chr + "' after '\\u' in string value", parseStringRunner);
}
ucode = ucode * 16 + uvalue;
}
chr = (char)(ucode);
}
else
{
throw ParseException.forInvalidCharacter("Invalid character '" + chr + "' after '\\' in string value", parseStringRunner);
}
}
sb.Append(chr);
} while (true);
}
