PseudoFile.readWriteStr constructor

*[<Null safety>](https://dart.dev/null-safety)*

PseudoFile.readWriteStr(int _capacity, ReadFnStr rfn, WriteFnStr wfn)

Implementation

PseudoFile.readWriteStr(this._capacity, ReadFnStr rfn, WriteFnStr wfn)
    : assert(_capacity > 0),
      assert(rfn != null),
      assert(wfn != null) {
  _readFn = _getReadFn(rfn);
  _writeFn = _getWriteFn(wfn);
}