void addSlice()

in lib/src/hex/decoder.dart [55:81]

• 23 lines of code
• 5 McCabe index (conditional complexity)

  void addSlice(String string, int start, int end, bool isLast) {
    RangeError.checkValidRange(start, end, string.length);

    if (start == end) {
      if (isLast) _close(string, end);
      return;
    }

    var codeUnits = string.codeUnits;
    Uint8List bytes;
    int bytesStart;
    if (_lastDigit == null) {
      bytes = Uint8List((end - start) ~/ 2);
      bytesStart = 0;
    } else {
      var hexPairs = (end - start - 1) ~/ 2;
      bytes = Uint8List(1 + hexPairs);
      bytes[0] = _lastDigit! + digitForCodeUnit(codeUnits, start);
      start++;
      bytesStart = 1;
    }

    _lastDigit = _decode(codeUnits, start, end, bytes, bytesStart);

    _sink.add(bytes);
    if (isLast) _close(string, end);
  }