stepper motor code with switch controlled direction

stepper.pde

#include <Stepper.h>

// change this to the number of steps on your motor
#define STEPS 64
#define SWITCH_PIN A0

// create an instance of the stepper class, specifying
// the number of steps of the motor and the pins it's
// attached to
Stepper stepper(STEPS, 8, 10, 9, 11);

void setup()
{
  pinMode(SWITCH_PIN, INPUT);
  Serial.begin(9600);
  stepper.setSpeed(230);
}

void loop()
{
  int stepsToTake = 64;
    
  bool switchValue = digitalRead(SWITCH_PIN);
  Serial.println(switchValue);

  if (switchValue) {
    stepsToTake *= -1;
  }
  
  stepper.step(stepsToTake);

}