feat: serve ESM bundle

Related: - socketio/socket.io-client@0661564 - socketio/socket.io-client#1198
socketio · Oct 13, 2021 · 60edecb · 60edecb · chriskrycho · Oct 14, 2021
1 parent eb5fdbd
commit 60edecb
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Showing 4 changed files with 16 additions and 1 deletion.
diff --git a/client-dist/socket.io.esm.min.js b/client-dist/socket.io.esm.min.js
diff --git a/client-dist/socket.io.esm.min.js.map b/client-dist/socket.io.esm.min.js.map
diff --git a/lib/index.ts b/lib/index.ts
@@ -238,7 +238,7 @@ export class Server<
     this.clientPathRegex = new RegExp(
       "^" +
         escapedPath +
-        "/socket\\.io(\\.min|\\.msgpack\\.min)?\\.js(\\.map)?(?:\\?|$)"
+        "/socket\\.io(\\.msgpack|\\.esm)?(\\.min)?\\.js(\\.map)?(?:\\?|$)"
     );
     return this;
   }

diff --git a/test/socket.io.ts b/test/socket.io.ts
@@ -125,6 +125,13 @@ describe("socket.io", () => {
         testSourceMap("socket.io.msgpack.min.js.map")
       );
 
+      it("should serve the ESM bundle", testSource("socket.io.esm.min.js"));
+
+      it(
+        "should serve the source map for the ESM bundle",
+        testSourceMap("socket.io.esm.min.js.map")
+      );
+
       it("should handle 304", (done) => {
         const srv = createServer();
         new Server(srv);