feat: add paramChar option

src/index.js

@@ -5,17 +5,24 @@ const mountRoutes = require('./mountRoutes');
 
 module.exports = function(
   root,
-  { cwd = process.cwd(), viewExtensions = [] } = {}
+  { cwd = process.cwd(), viewExtensions = [], paramChar = '$' } = {}
 ) {
   root = path.resolve(cwd, root);
   // The base router that'll hold everything
   const router = Router();
 
   // First mount the middlewares
-  const routesFromMiddlewares = mountMiddlewares(router, root, { cwd });
+  const routesFromMiddlewares = mountMiddlewares(router, root, {
+    cwd,
+    paramChar
+  });
 
   // And then the actual routes
-  mountRoutes(router, root, { routes: routesFromMiddlewares, viewExtensions });
+  mountRoutes(router, root, {
+    routes: routesFromMiddlewares,
+    viewExtensions,
+    paramChar
+  });
 
   return router;
 };

src/mountMiddlewares.js

@@ -6,7 +6,7 @@ const toExpressPath = require('./toExpressPath');
 const compareRouteDepth = require('./compareRouteDepth');
 const compareRouteVariability = require('./compareRouteVariability');
 
-module.exports = function mountMiddlewares(router, root) {
+module.exports = function mountMiddlewares(router, root, { paramChar }) {
   // Extra routes to configure
   const routesFromMiddlewares = [];
   // First let's list the routes file
@@ -19,7 +19,7 @@ module.exports = function mountMiddlewares(router, root) {
       return {
         // We need the express routePath here so that
         // variables are properly detected when sorting
-        routePath: toExpressPath(path.dirname(filePath)),
+        routePath: toExpressPath(path.dirname(filePath), { paramChar }),
         config
       };
     })

src/mountRoutes.js

@@ -8,10 +8,10 @@ const compareRouteVariability = require('./compareRouteVariability');
 module.exports = function mountRoutes(
   router,
   root,
-  { routes = [], viewExtensions = [] }
+  { routes = [], viewExtensions = [], paramChar }
 ) {
   routes
-    .concat(discoverRoutes(root, { viewExtensions }))
+    .concat(discoverRoutes(root, { viewExtensions, paramChar }))
     .sort((routeA, routeB) => {
       return (
         -1 * compareRouteDepth(routeA.routePath, routeB.routePath) ||
@@ -25,7 +25,7 @@ module.exports = function mountRoutes(
     });
 };
 
-function discoverRoutes(root, { viewExtensions }) {
+function discoverRoutes(root, { viewExtensions, paramChar }) {
   return fastGlob
     .sync(
       `**/{*.,}(${HTTP_METHODS.join('|')}).(${['js', ...viewExtensions].join(
@@ -42,7 +42,7 @@ function discoverRoutes(root, { viewExtensions }) {
       const handler = getHandler(fullPath, extension);
       return {
         fullPath,
-        routePath: toExpressPath(routePath),
+        routePath: toExpressPath(routePath, { paramChar }),
         method,
         extension,
         handler

src/toExpressPath.js

@@ -1,6 +1,8 @@
-module.exports = function toExpressPath(routePath) {
+module.exports = function toExpressPath(routePath, { paramChar }) {
   if (routePath) {
-    return routePath.replace(/\$/g, ':').replace(/__/g, '/');
+    return routePath
+      .replace(new RegExp(`\\${paramChar}`, 'g'), ':')
+      .replace(/__/g, '/');
   } else {
     return '/';
   }