released v4.0.14 - fixes #179 - support optional paths

package.json

@@ -1,6 +1,6 @@
 {
   "name": "itty-router",
-  "version": "4.0.13",
+  "version": "4.0.14",
   "description": "A tiny, zero-dependency router, designed to make beautiful APIs in any environment.",
   "main": "./index.js",
   "module": "./index.mjs",

src/Router.spec.ts

@@ -631,6 +631,10 @@ describe('ROUTE MATCHING', () => {
       { route: '/test.:x', path: '/test.a.b', returns: false }, // extensions only capture a single dot
       { route: '/test.:x', path: '/test.a', returns: { x: 'a' } },
       { route: '/:x?.y', path: '/test.y', returns: { x: 'test' } },
+      { route: '/api(/v1)?/foo', path: '/api/v1/foo' }, // switching support preserved
+      { route: '/api(/v1)?/foo', path: '/api/foo' },    // switching support preserved
+      { route: '(/api)?/v1/:x', path: '/api/v1/foo', returns: { x: 'foo' } },    // switching support preserved
+      { route: '(/api)?/v1/:x', path: '/v1/foo', returns: { x: 'foo' } },    // switching support preserved
     ])
   })
 

src/Router.ts

@@ -80,9 +80,10 @@ export const Router = <
         routes.push(
           [
             prop.toUpperCase(),
-            RegExp(`^${(path = (base + '/' + route).replace(/\/+(\/|$)/g, '$1'))  // strip double & trailing splash
+            RegExp(`^${(path = (base + route)
+              .replace(/\/+(\/|$)/g, '$1'))  // strip double & trailing splash
               .replace(/(\/?\.?):(\w+)\+/g, '($1(?<$2>*))')                       // greedy params
-              .replace(/(\/?\.?):(\w+)/g, '($1(?<$2>[^$1/]+?))')                  // named params and image format
+              .replace(/(\/?\.?):(\w+)/g, '($1(?<$2>[^$1/]+?))')               // named params and image format
               .replace(/\./g, '\\.')                                              // dot in path
               .replace(/(\/?)\*/g, '($1.*)?')                                     // wildcard
             }/*$`),

test/index.ts

@@ -21,11 +21,11 @@ const testRoute = async (
   // register route
   router[method](route, handler)
 
-  // log && console.log({
-  //   routes,
-  //   route,
-  //   path,
-  // })
+  log && console.log({
+    routes,
+    route,
+    path,
+  })
 
   await router.handle(buildRequest({ method: method.toUpperCase(), path }))