checkBit method Null safety

bool checkBit(
  1. int bit
)

Checks if bit is set or not

Implementation

bool checkBit(int bit) {
  bit = (_bitLength - bit) - 1;
  var thisByte = bit ~/ 8;
  var thisBit = bit % 8;
  return (_stream[thisByte] & (1 << (7 - thisBit))) != 0;
}