Allow */* route

Author: mrbbot

packages/core/src/router.ts

@@ -36,7 +36,8 @@ export class Router {
         const protocol = hasProtocol ? url.protocol : undefined;
 
         const allowHostnamePrefix = url.hostname.startsWith("*");
-        if (allowHostnamePrefix) {
+        const anyHostname = url.hostname === "*";
+        if (allowHostnamePrefix && !anyHostname) {
           url.hostname = url.hostname.substring(1);
         }
 
@@ -51,7 +52,7 @@ export class Router {
             `Route "${route}" for "${target}" contains a query string. This is not allowed.`
           );
         }
-        if (url.toString().includes("*")) {
+        if (url.toString().includes("*") && !anyHostname) {
           throw new RouterError(
             "ERR_INFIX_WILDCARD",
             `Route "${route}" for "${target}" contains an infix wildcard. This is not allowed.`
@@ -64,7 +65,7 @@ export class Router {
 
           protocol,
           allowHostnamePrefix,
-          hostname: url.hostname,
+          hostname: anyHostname ? "" : url.hostname,
           path: url.pathname,
           allowPathSuffix,
         });

packages/core/test/router.spec.ts

@@ -142,3 +142,10 @@ test("Router: returns null if no routes match", (t) => {
   router.update(new Map([["a", ["example.com/*"]]]));
   t.is(router.match(new URL("https://miniflare.dev/")), null);
 });
+test("Router: matches everything route", (t) => {
+  const router = new Router();
+  router.update(new Map([["a", ["*/*"]]]));
+  t.is(router.match(new URL("http://example.com/")), "a");
+  t.is(router.match(new URL("https://example.com/")), "a");
+  t.is(router.match(new URL("https://miniflare.dev/")), "a");
+});