Export CheckoutContextValue type for useCheckout hook (#588)

* Export CheckoutContextValue type

* run prettier

Author: cskillingstad-stripe

src/components/CheckoutProvider.tsx

@@ -42,7 +42,7 @@ type StripeCheckoutActions = Omit<
   'on'
 >;
 
-interface CheckoutContextValue
+export interface CheckoutContextValue
   extends StripeCheckoutActions,
     stripeJs.StripeCheckoutSession {}
 const CheckoutContext = React.createContext<CheckoutContextValue | null>(null);

src/index.ts

@@ -27,7 +27,11 @@ export * from './types';
 
 export {useElements, Elements, ElementsConsumer} from './components/Elements';
 
-export {useCheckout, CheckoutProvider} from './components/CheckoutProvider';
+export {
+  useCheckout,
+  CheckoutProvider,
+  CheckoutContextValue,
+} from './components/CheckoutProvider';
 export {EmbeddedCheckout} from './components/EmbeddedCheckout';
 export {EmbeddedCheckoutProvider} from './components/EmbeddedCheckoutProvider';
 export {useStripe} from './components/useStripe';