encodeBigInt static method
Implementation
static Uint8List encodeBigInt(
BigInt input, {
Endian endian = Endian.be,
int length = 0,
}) {
int byteLength = (input.bitLength + 7) >> 3;
int reqLength = length > 0 ? length : max(1, byteLength);
assert(byteLength <= reqLength, 'byte array longer than desired length');
assert(reqLength > 0, 'Requested array length <= 0');
var res = Uint8List(reqLength);
res.fillRange(0, reqLength - byteLength, 0);
var q = input;
if (endian == Endian.be) {
for (int i = 0; i < byteLength; i++) {
res[reqLength - i - 1] = (q & _byteMask).toInt();
q = q >> 8;
}
return res;
}
return Uint8List(0);
}