feat(cors): add preflight cors

aleksandryackovlev · Aug 31, 2020 · 4fec346 · 4fec346
1 parent 6ce0c55
commit 4fec346
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Showing 2 changed files with 11 additions and 3 deletions.
diff --git a/src/index.ts b/src/index.ts
@@ -18,7 +18,7 @@ export interface MiddlewareOptions {
   file: string;
   locale?: string;
   options?: Partial<JSFOptions>;
-  cors?: CorsOptions;
+  cors?: CorsOptions & { enabled?: boolean };
   jsfCallback?: JSFCallback;
 }
 
@@ -27,6 +27,7 @@ export const createMockMiddleware = ({
   locale = 'en',
   options = {},
   cors = {
+    enabled: true,
     origin: '*',
     maxAge: 31536000,
     credentials: true,

diff --git a/src/router.ts b/src/router.ts
@@ -3,10 +3,17 @@ import methodOverride from 'method-override';
 import cookieParser from 'cookie-parser';
 import cors, { CorsOptions } from 'cors';
 
-const createRouter = (corsOptions: CorsOptions): express.Router => {
+const createRouter = ({
+  enabled,
+  ...corsOptions
+}: CorsOptions & { enabled?: boolean }): express.Router => {
   const router = express.Router();
 
-  router.use(cors(corsOptions));
+  if (enabled) {
+    router.options('*', cors(corsOptions));
+    router.use(cors(corsOptions));
+  }
+
   router.use(express.urlencoded({ extended: true }));
   router.use(express.json());
   router.use(methodOverride());