getCardNumberValidationState()

in assets/src/modules/checkout/checkoutForm/CheckoutForm.tsx [59:64]

• 6 lines of code
• 5 McCabe index (conditional complexity)

  getCardNumberValidationState() {
    const length = this.state.card.length;
    if (length >= 15 && length <= 19) return 'success';
    else if (length !== 0 && (length < 15 || length > 19)) return 'error';
    return null;
  }