utils

export declare const AlphaNumeric: t.BrandC<t.StringC, AlphaNumericBrand>

export type AlphaNumeric = t.Branded<string, AlphaNumericBrand>

export interface AlphaNumericBrand {
  readonly AlphaNumeric: unique symbol
}

export declare const alphaNumericDecoder: <S extends string>() => D.Decoder<S, t.Branded<S, AlphaNumericBrand>>