customerSheetSupportedPaymentMethodTypesForAdd (CustomerSheet/CustomerSheet+PaymentMethodAvailability.swift)

Extensions to filter and map payment method types for Stripe Customer Sheet.

// Source: https://github.com/stripe/stripe-ios | License: MIT | Copyright 2011- Stripe, Inc. (https://stripe.com)
// Provided via justclaw.it.com; keep this notice with the code.
//
//  CustomerSheet+PaymentMethodAvailability.swift
//  StripePaymentSheet
//

import Foundation
@_spi(STP) import StripePayments

extension CustomerSheet {
    static let supportedPaymentMethods: [STPPaymentMethodType] = [.card, .USBankAccount, .SEPADebit]
    static let supportedDefaultPaymentMethods: [STPPaymentMethodType] = [.card, .USBankAccount]
}

extension Array where Element == STPPaymentMethodType {
    func customerSheetSupportedPaymentMethodTypesForAdd(canCreateSetupIntents: Bool,
                                                        supportedPaymentMethods: [STPPaymentMethodType] = CustomerSheet.s

... (truncated -- full source via MCP)