read getWorker export

packages/docs/jest.config.js

@@ -12,7 +12,10 @@ module.exports = {
     'jsx',
     'node',
   ],
-  moduleNameMapper: { '^.+\\.module\\.(css|sass|scss)$': 'identity-obj-proxy' },
+  moduleNameMapper: {
+    '^.+\\.module\\.(css|sass|scss)$': 'identity-obj-proxy',
+    '^msw-storybook-addon$': '<rootDir>/../msw-addon/dist/index.node.js',
+  },
   resetMocks: true,
   resetModules: false,
   restoreMocks: false,

packages/msw-addon/src/index.ts

@@ -1,3 +1,3 @@
-export { initialize, InitializeOptions } from '@build-time/initialize'
+export { initialize, InitializeOptions, getWorker } from '@build-time/initialize'
 export * from './decorator'
 export * from './loader'

packages/msw-addon/src/initialize.browser.ts

@@ -15,3 +15,13 @@ export function initialize(
   api = worker
   return worker
 }
+
+export function getWorker(): SetupWorker {
+  if (api === undefined) {
+    throw new Error(
+      `[MSW] Failed to retrieve the worker: no active worker found. Did you forget to call "initialize"?`
+    )
+  }
+
+  return api
+}

packages/msw-addon/src/initialize.node.ts

@@ -15,3 +15,13 @@ export function initialize(
   api = server
   return server
 }
+
+export function getWorker(): SetupServer {
+  if (api === undefined) {
+    throw new Error(
+      `[MSW] Failed to retrieve the worker: no active worker found. Did you forget to call "initialize"?`
+    )
+  }
+
+  return api
+}

packages/msw-addon/src/initialize.react-native.ts

@@ -1,5 +1,5 @@
 import type { RequestHandler } from 'msw'
-import { SetupServer } from 'msw/node'
+import type { SetupServer } from 'msw/node'
 import { setupServer } from 'msw/native'
 
 export let api: SetupServer
@@ -15,3 +15,13 @@ export function initialize(
   api = server
   return server
 }
+
+export function getWorker(): SetupServer {
+  if (api === undefined) {
+    throw new Error(
+      `[MSW] Failed to retrieve the worker: no active worker found. Did you forget to call "initialize"?`
+    )
+  }
+
+  return api
+}