chimurai · chimurai · Sep 3, 2023 · Sep 3, 2023
diff --git a/MIGRATION.md b/MIGRATION.md
@@ -64,10 +64,13 @@ It was common to rewrite the `basePath` with the `pathRewrite` option:
 
 ```js
 // before
-app.use('/user', proxy({
-  target: 'http://www.example.org'
-  pathRewrite: { '^/user': '/secret' }
-}));
+app.use(
+  '/user',
+  proxy({
+    target: 'http://www.example.org',
+    pathRewrite: { '^/user': '/secret' },
+  }),
+);
 
 // after
 app.use('/user', proxy({ target: 'http://www.example.org/secret' }));
@@ -77,10 +80,12 @@ When proxy is mounted at the root, `pathRewrite` should still work as in v2.
 
 ```js
 // not affected
-app.use(proxy({
-  target: 'http://www.example.org'
-  pathRewrite: { '^/user': '/secret' }
-}));
+app.use(
+  proxy({
+    target: 'http://www.example.org',
+    pathRewrite: { '^/user': '/secret' },
+  }),
+);
 ```
 
 ### Removed "shorthand" usage

diff --git a/README.md b/README.md
@@ -40,7 +40,7 @@ app.use(
   createProxyMiddleware({
     target: 'http://www.example.org/secret',
     changeOrigin: true,
-  })
+  }),
 );
 
 app.listen(3000);
@@ -62,7 +62,7 @@ app.use(
   createProxyMiddleware({
     target: 'http://www.example.org/api',
     changeOrigin: true,
-  })
+  }),
 );
 
 app.listen(3000);
@@ -165,7 +165,7 @@ app.use(
     target: 'http://www.example.org/api',
     changeOrigin: true,
     pathFilter: '/api/proxy-only-this-path',
-  })
+  }),
 );
 ```
 
@@ -490,7 +490,7 @@ The following options are provided by the underlying [http-proxy](https://github
         target: 'http://127.0.0.1:4003/',
         buffer: streamify(req.rawBody),
       },
-      next
+      next,
     );
   };
   ```

diff --git a/examples/websocket/index.html b/examples/websocket/index.html
@@ -1,4 +1,4 @@
-<!DOCTYPE html>
+<!doctype html>
 <html lang="en">
   <head>
     <meta charset="UTF-8" />

diff --git a/package.json b/package.json
@@ -67,16 +67,16 @@
     "browser-sync": "2.29.1",
     "connect": "3.7.0",
     "eslint": "8.39.0",
-    "eslint-config-prettier": "8.8.0",
-    "eslint-plugin-prettier": "4.2.1",
+    "eslint-config-prettier": "9.0.0",
+    "eslint-plugin-prettier": "5.0.0",
     "express": "4.18.2",
     "get-port": "5.1.1",
     "husky": "8.0.3",
     "jest": "29.5.0",
     "lint-staged": "13.2.1",
     "mockttp": "3.7.1",
     "open": "8.4.2",
-    "prettier": "2.8.8",
+    "prettier": "3.0.3",
     "supertest": "6.3.3",
     "ts-jest": "29.1.0",
     "typescript": "5.0.4",

diff --git a/recipes/basic.md b/recipes/basic.md
@@ -19,6 +19,10 @@ app.use('/api', createProxyMiddleware({ target: 'http://localhost:3000/api', cha
 
 ```javascript
 app.use(
-  createProxyMiddleware({ target: 'http://localhost:3000', changeOrigin: true, pathFilter: '/api' })
+  createProxyMiddleware({
+    target: 'http://localhost:3000',
+    changeOrigin: true,
+    pathFilter: '/api',
+  }),
 );
 ```
diff --git a/recipes/servers.md b/recipes/servers.md
@@ -170,7 +170,7 @@ app.use(
   createProxyMiddleware({
     target: 'http://www.example.org',
     changeOrigin: true,
-  })
+  }),
 );
 
 app.listen(3000);
@@ -345,7 +345,7 @@ gulp.task('webserver', function () {
       directoryListing: true,
       open: true,
       middleware: [apiProxy],
-    })
+    }),
   );
 });
 

diff --git a/src/handlers/fix-request-body.ts b/src/handlers/fix-request-body.ts
@@ -8,7 +8,7 @@ export type BodyParserLikeRequest = http.IncomingMessage & { body: any };
  */
 export function fixRequestBody<TReq = http.IncomingMessage>(
   proxyReq: http.ClientRequest,
-  req: TReq
+  req: TReq,
 ): void {
   const requestBody = (req as unknown as BodyParserLikeRequest).body;
 

diff --git a/src/handlers/response-interceptor.ts b/src/handlers/response-interceptor.ts
@@ -9,7 +9,7 @@ type Interceptor<TReq = http.IncomingMessage, TRes = http.ServerResponse> = (
   buffer: Buffer,
   proxyRes: TReq,
   req: TReq,
-  res: TRes
+  res: TRes,
 ) => Promise<Buffer | string>;
 
 /**
@@ -21,12 +21,12 @@ type Interceptor<TReq = http.IncomingMessage, TRes = http.ServerResponse> = (
  */
 export function responseInterceptor<
   TReq extends http.IncomingMessage = http.IncomingMessage,
-  TRes extends http.ServerResponse = http.ServerResponse
+  TRes extends http.ServerResponse = http.ServerResponse,
 >(interceptor: Interceptor<TReq, TRes>) {
   return async function proxyResResponseInterceptor(
     proxyRes: TReq,
     req: TReq,
-    res: TRes
+    res: TRes,
   ): Promise<void> {
     debug('intercept proxy response');
     const originalProxyRes = proxyRes;
@@ -67,7 +67,7 @@ export function responseInterceptor<
  */
 function decompress<TReq extends http.IncomingMessage = http.IncomingMessage>(
   proxyRes: TReq,
-  contentEncoding?: string
+  contentEncoding?: string,
 ): TReq | zlib.Gunzip | zlib.Inflate | zlib.BrotliDecompress {
   let _proxyRes: TReq | zlib.Gunzip | zlib.Inflate | zlib.BrotliDecompress = proxyRes;
   let decompress;

diff --git a/src/http-proxy-middleware.ts b/src/http-proxy-middleware.ts
@@ -107,7 +107,7 @@ export class HttpProxyMiddleware<TReq, TRes> {
    */
   private shouldProxy = (
     pathFilter: Filter<TReq> | undefined,
-    req: http.IncomingMessage
+    req: http.IncomingMessage,
   ): boolean => {
     return matchPathFilter(pathFilter, req.url, req);
   };

diff --git a/src/index.ts b/src/index.ts
@@ -5,7 +5,7 @@ import type * as http from 'http';
 export function createProxyMiddleware<
   TReq = http.IncomingMessage,
   TRes = http.ServerResponse,
-  TNext = NextFunction
+  TNext = NextFunction,
 >(options: Options<TReq, TRes>): RequestHandler<TReq, TRes, TNext> {
   const { middleware } = new HttpProxyMiddleware<TReq, TRes>(options);
   return middleware as unknown as RequestHandler<TReq, TRes, TNext>;

diff --git a/src/legacy/create-proxy-middleware.ts b/src/legacy/create-proxy-middleware.ts
@@ -15,22 +15,22 @@ const debug = Debug.extend('legacy-create-proxy-middleware');
  */
 export function legacyCreateProxyMiddleware<
   TReq = http.IncomingMessage,
-  TRes = http.ServerResponse
+  TRes = http.ServerResponse,
 >(shortHand: string): RequestHandler<TReq, TRes>;
 export function legacyCreateProxyMiddleware<
   TReq = http.IncomingMessage,
-  TRes = http.ServerResponse
+  TRes = http.ServerResponse,
 >(legacyOptions: LegacyOptions<TReq, TRes>): RequestHandler<TReq, TRes>;
 export function legacyCreateProxyMiddleware<
   TReq = http.IncomingMessage,
-  TRes = http.ServerResponse
+  TRes = http.ServerResponse,
 >(
   legacyContext: Filter<TReq>,
-  legacyOptions: LegacyOptions<TReq, TRes>
+  legacyOptions: LegacyOptions<TReq, TRes>,
 ): RequestHandler<TReq, TRes>;
 export function legacyCreateProxyMiddleware<
   TReq = http.IncomingMessage,
-  TRes = http.ServerResponse
+  TRes = http.ServerResponse,
 >(legacyContext, legacyOptions?): RequestHandler<TReq, TRes> {
   debug('init');
 

diff --git a/src/legacy/options-adapter.ts b/src/legacy/options-adapter.ts
@@ -22,7 +22,7 @@ const proxyEventMap = {
  */
 export function legacyOptionsAdapter<TReq, TRes>(
   legacyContext: Filter<TReq> | LegacyOptions<TReq, TRes>,
-  legacyOptions: LegacyOptions<TReq, TRes>
+  legacyOptions: LegacyOptions<TReq, TRes>,
 ): Options<TReq, TRes> {
   let options: LegacyOptions<TReq, TRes> = {};
   let logger: Logger;
@@ -34,7 +34,7 @@ export function legacyOptionsAdapter<TReq, TRes>(
       Please use "legacyCreateProxyMiddleware({ target: 'http://www.example.org' })" instead.
 
       More details: https://github.com/chimurai/http-proxy-middleware/blob/master/MIGRATION.md#removed-shorthand-usage
-      `
+      `,
     );
   }
 
@@ -53,7 +53,7 @@ export function legacyOptionsAdapter<TReq, TRes>(
       }
 
       More details: https://github.com/chimurai/http-proxy-middleware/blob/master/MIGRATION.md#removed-context-argument
-      `
+      `,
     );
   } else if (legacyContext && !legacyOptions) {
     options = { ...(legacyContext as LegacyOptions<TReq, TRes>) };
@@ -80,7 +80,7 @@ export function legacyOptionsAdapter<TReq, TRes>(
         }
 
         More details: https://github.com/chimurai/http-proxy-middleware/blob/master/MIGRATION.md#refactored-proxy-events
-        `
+        `,
       );
     }
   });
@@ -103,7 +103,7 @@ export function legacyOptionsAdapter<TReq, TRes>(
       }
 
       More details: https://github.com/chimurai/http-proxy-middleware/blob/master/MIGRATION.md#removed-logprovider-and-loglevel-options
-      `
+      `,
     );
   }
 

diff --git a/src/path-filter.ts b/src/path-filter.ts
@@ -8,7 +8,7 @@ import type * as http from 'http';
 export function matchPathFilter<TReq = http.IncomingMessage>(
   pathFilter: Filter<TReq> = '/',
   uri: string | undefined,
-  req: http.IncomingMessage
+  req: http.IncomingMessage,
 ): boolean {
   // single path
   if (isStringPath(pathFilter as string)) {

diff --git a/src/types.ts b/src/types.ts
@@ -14,7 +14,7 @@ export type NextFunction<T = (err?: any) => void> = T;
 export interface RequestHandler<
   TReq = http.IncomingMessage,
   TRes = http.ServerResponse,
-  TNext = NextFunction
+  TNext = NextFunction,
 > {
   (req: TReq, res: TRes, next?: TNext): void | Promise<void>;
   upgrade: (req: http.IncomingMessage, socket: net.Socket, head: Buffer) => void;