private static unsafe void ConvertIntegerToString(byte *dest, ref int destIndex, int destLength, long value, FormatOptions options)
{
var basis = options.GetBase();
if (basis < 2 || basis > 36)
{
return;
}
// Calculate the full length (including zero padding)
int length = 0;
var tmp = value;
do
{
tmp /= basis;
length++;
} while (tmp != 0);
// Write the characters for the numbers to a temp buffer
byte *tmpBuffer = stackalloc byte[length + 1];
tmp = value;
int tmpIndex = length - 1;
do
{
tmpBuffer[tmpIndex--] = ValueToIntegerChar((int)(tmp % basis), options.Uppercase);
tmp /= basis;
} while (tmp != 0);
tmpBuffer[length] = 0;
var numberBuffer = new NumberBuffer(NumberBufferKind.Integer, tmpBuffer, length, length, value < 0);
FormatNumber(dest, ref destIndex, destLength, ref numberBuffer, options.Specifier, options);
}