public void NextStep()
{
_outputText.text = "";
Context context = new Context(_inputText.text, ref _boardManager);
if (context.IsAllRight())
{
_boardManager.MakeStepForward(context.StartPosition, context.EndPosition);
}
else
{
System.Collections.Generic.Stack <string> Errors = context.GetErrors();
while (context.GetErrors().ToArray().Length > 0)
{
_outputText.text += $"{Errors.Pop()}\n\n";
}
}
}