52     Direction dir, std::optional<bool> isUnformatted,  in LookUpOrCreateAnonymous()
60         dir == Direction::Input ? OpenStatus::Unknown : OpenStatus::Replace,  in LookUpOrCreateAnonymous()
191 Iostat ExternalFileUnit::SetDirection(Direction direction) {  in SetDirection()
192   if (direction == Direction::Input) {  in SetDirection()
194       direction_ = Direction::Input;  in SetDirection()
201       direction_ = Direction::Output;  in SetDirection()
225   handler.SignalError(out.SetDirection(Direction::Output));  in GetUnitMap()
232   handler.SignalError(in.SetDirection(Direction::Input));  in GetUnitMap()
240   handler.SignalError(error.SetDirection(Direction::Output));  in GetUnitMap()
339   RUNTIME_CHECK(handler, direction_ == Direction::Input);  in Receive()
367   RUNTIME_CHECK(handler, direction_ == Direction::Input);  in GetNextInputBytes()
417   RUNTIME_CHECK(handler, direction_ == Direction::Input);  in BeginReadingRecord()
452   RUNTIME_CHECK(handler, direction_ == Direction::Input && beganReadingRecord_);  in FinishReadingRecord()
495   if (direction_ == Direction::Input) {  in AdvanceRecord()
985     bool unformatted, Direction direction) {  in CheckFormattingAndDirection()
986   bool parentIsInput{!parent_.get_if<IoDirectionState<Direction::Output>>()};  in CheckFormattingAndDirection()
988           ? parent_.get_if<FormattedIoStatementState<Direction::Input>>() !=  in CheckFormattingAndDirection()
990           : parent_.get_if<FormattedIoStatementState<Direction::Output>>() !=  in CheckFormattingAndDirection()
996   } else if (parentIsInput != (direction == Direction::Input)) {  in CheckFormattingAndDirection()