intToBytes function
big int to bytes
Implementation
List<int> intToBytes(BigInt? number, {int? length}) {
Uint8List bigIntList = p_utils.encodeBigInt(number);
if (length != null && length > bigIntList.length) {
var newList = new Int8List(length);
newList.setRange(length - bigIntList.length, length, bigIntList);
return newList;
} else if (length == null) {
return bigIntList;
} else {
throw 'length is to short, should be >= ${bigIntList.length}';
}
}