writeFromSync method
Implementation
@override
void writeFromSync(List<int> buffer, [int start = 0, int? end]) {
final int? usedEnd;
if (end == null) {
usedEnd = _writePosition + start + buffer.length;
} else {
usedEnd = _writePosition + end;
}
_ramFileData.writeFromSync(buffer, _writePosition + start, usedEnd);
_writePosition = _ramFileData._length;
}