singleStep method Null safety

  1. @override
void singleStep(
  1. DigitEntry? digitEntryStateFrom
)
override

Perform a single step action by running one instruction, and then returning to an appropriate state (DigitEntry or Running, as determined by the executed instruction).

Implementation

@override
void singleStep(DigitEntry? digitEntryStateFrom) {
  assert(false);
}