docs: private float validateEndPoint(float endPoint, String propertyName) {
          if (endPoint < Servo.END_POINT_MIN || endPoint > Servo.END_POINT_MAX) {
              throw new ValidationException("Value of property [" + propertyName + "] must be between " + Servo.END_POINT_MIN + " and " + Servo.END_POINT_MAX + " but is [" + endPoint + "]");
          }
          return endPoint;
      }