public int Compute(char @operator, int operand, bool test)
{
// Create command operation and execute it
Command command = new CalculatorCommand(_calculator, @operator, operand);
var result = command.Execute(true);
// Add command to undo list
_commands.Add(command);
_current++;
return(result);
}
public void Compute(char @operator, int operand)
{
// Create command operation and execute it
Command command = new CalculatorCommand(_calculator, @operator, operand);
command.Execute();
// Add command to undo list
_commands.Add(command);
_current++;
}