fix(routeToRegExp): support named wildcard

Author: pi0

src/regexp.ts

@@ -4,8 +4,10 @@ export function routeToRegExp(route: string = "/"): RegExp {
     if (!segment) continue;
     if (segment === "*") {
       reSegments.push("[^/]*");
-    } else if (segment === "**") {
-      reSegments.push("?(?<_>.*)");
+    } else if (segment.startsWith("**")) {
+      reSegments.push(
+        segment === "**" ? "?(?<_>.*)" : `?(?<${segment.slice(3)}>.+)`,
+      );
     } else if (segment.includes(":")) {
       reSegments.push(
         segment

test/regexp.test.ts

@@ -36,6 +36,10 @@ describe("routeToRegExp", () => {
         ["/path/anything/more", { _: "anything/more" }],
       ],
     },
+    "/base/**:path": {
+      regex: /^\/base\/?(?<path>.+)\/?$/,
+      match: [["/base/anything/more", { path: "anything/more" }]],
+    },
   } as const;
 
   for (const [route, expected] of Object.entries(routes)) {