chore(clerk-js, shared): Expose useCheckout as experimental

.changeset/stale-pillows-sneeze.md

@@ -0,0 +1,9 @@
+---
+'@clerk/clerk-js': minor
+'@clerk/nextjs': minor
+'@clerk/shared': minor
+'@clerk/clerk-react': minor
+'@clerk/types': minor
+---
+
+wip

packages/clerk-js/src/core/clerk.ts

@@ -15,6 +15,8 @@ import {
 import { addClerkPrefix, isAbsoluteUrl, stripScheme } from '@clerk/shared/url';
 import { allSettled, handleValueOrFn, noop } from '@clerk/shared/utils';
 import type {
+  __experimental_CheckoutInstance,
+  __experimental_CheckoutOptions,
   __internal_CheckoutProps,
   __internal_ComponentNavigationContext,
   __internal_OAuthConsentProps,
@@ -136,6 +138,7 @@ import type { FapiClient, FapiRequestCallback } from './fapiClient';
 import { createFapiClient } from './fapiClient';
 import { createClientFromJwt } from './jwt-client';
 import { APIKeys } from './modules/apiKeys';
+import { createCheckoutInstance } from './modules/checkout/instance';
 import { CommerceBilling } from './modules/commerce';
 import {
   BaseResource,
@@ -195,6 +198,7 @@ export class Clerk implements ClerkInterface {
   };
   private static _billing: CommerceBillingNamespace;
   private static _apiKeys: APIKeysNamespace;
+  private _checkout: ClerkInterface['__experimental_checkout'] | undefined;
 
   public client: ClientResource | undefined;
   public session: SignedInSessionResource | null | undefined;
@@ -337,6 +341,13 @@ export class Clerk implements ClerkInterface {
     return Clerk._apiKeys;
   }
 
+  __experimental_checkout(options: __experimental_CheckoutOptions): __experimental_CheckoutInstance {
+    if (!this._checkout) {
+      this._checkout = params => createCheckoutInstance(this, params);
+    }
+    return this._checkout(options);
+  }
+
   public __internal_getOption<K extends keyof ClerkOptions>(key: K): ClerkOptions[K] {
     return this.#options[key];
   }