utils

export declare const CreditCard: t.BrandC<t.StringC, CreditCardBrand>

export type CreditCard = t.Branded<string, CreditCardBrand>

export interface CreditCardBrand {
  readonly CreditCard: unique symbol
}

export declare const Mastercard: t.BrandC<t.StringC, MastercardBrand>

export type Mastercard = t.Branded<string, MastercardBrand>

export interface MastercardBrand {
  readonly Mastercard: unique symbol
}

export declare const Visa: t.BrandC<t.StringC, VisaBrand>

export type Visa = t.Branded<string, VisaBrand>

export interface VisaBrand {
  readonly Visa: unique symbol
}