fix(plugin-auto-nav-sidebar): dir name contain dot

e2e/fixtures/auto-nav-sidebar-issue-1682/docs/010.sub-directory/013.second-sub-directory/index.md

@@ -0,0 +1 @@
+# Second sub-directory

e2e/fixtures/auto-nav-sidebar-issue-1682/docs/010.sub-directory/index.md

@@ -0,0 +1 @@
+# First sub-directory

e2e/fixtures/auto-nav-sidebar-issue-1682/docs/_meta.json

@@ -0,0 +1,7 @@
+[
+  {
+    "text": "010.sub-directory",
+    "link": "/010.sub-directory/",
+    "activeMatch": "/010.sub-directory/"
+  }
+]

e2e/fixtures/auto-nav-sidebar-issue-1682/docs/index.md

@@ -0,0 +1,13 @@
+# Rspress trying to read directory error
+
+To reproduce the error, install the dependencies:
+
+```bash
+npm install
+```
+
+Then run the following command:
+
+```bash
+rspress dev
+```

e2e/fixtures/auto-nav-sidebar-issue-1682/package.json

@@ -0,0 +1,16 @@
+{
+  "name": "@rspress-fixture/issue-1682",
+  "version": "1.0.0",
+  "private": true,
+  "scripts": {
+    "dev": "rspress dev",
+    "build": "rspress build",
+    "preview": "rspress preview"
+  },
+  "dependencies": {
+    "rspress": "workspace:*"
+  },
+  "devDependencies": {
+    "@types/node": "^18.11.17"
+  }
+}

e2e/fixtures/auto-nav-sidebar-issue-1682/rspress.config.ts

@@ -0,0 +1,7 @@
+import * as path from 'node:path';
+import { defineConfig } from 'rspress/config';
+
+export default defineConfig({
+  title: 'Rspress',
+  root: path.join(__dirname, 'docs'),
+});

e2e/fixtures/auto-nav-sidebar-issue-1682/tsconfig.json

@@ -0,0 +1 @@
+{}

e2e/tests/auto-nav-sidebar-issue-1682.test.ts

@@ -0,0 +1,36 @@
+import { expect, test } from '@playwright/test';
+import path from 'node:path';
+import { getPort, killProcess, runDevCommand } from '../utils/runCommands';
+import { getSidebarTexts } from '../utils/getSideBar';
+
+const fixtureDir = path.resolve(__dirname, '../fixtures');
+
+test.describe('Auto nav and sidebar dir issue-1682', async () => {
+  let appPort;
+  let app;
+  test.beforeAll(async () => {
+    const appDir = path.join(fixtureDir, 'auto-nav-sidebar-issue-1682');
+    appPort = await getPort();
+    app = await runDevCommand(appDir, appPort);
+  });
+
+  test.afterAll(async () => {
+    if (app) {
+      await killProcess(app);
+    }
+  });
+
+  test('Should render sidebar with index convention correctly', async ({
+    page,
+  }) => {
+    await page.goto(`http://localhost:${appPort}/010.sub-directory/`, {
+      waitUntil: 'networkidle',
+    });
+
+    const sidebarTexts = await getSidebarTexts(page);
+    expect(sidebarTexts.length).toBe(2);
+    expect(sidebarTexts.join(',')).toEqual(
+      ['Second sub-directorytest', 'First sub-directory'].join(','),
+    );
+  });
+});

packages/plugin-auto-nav-sidebar/src/utils.ts

@@ -4,28 +4,30 @@ import type { NavItem, Sidebar } from '@rspress/shared';
 import { logger } from '@rspress/shared/logger';
 import { loadFrontMatter } from '@rspress/shared/node-utils';
 
+/**
+ *
+ * @param rawPath e.g: /usr/rspress-demo/docs/api.md or /usr/rspress-demo/docs/api
+ * @param extensions e.g: [".md"]
+ * @returns
+ */
 export async function detectFilePath(
   rawPath: string,
   extensions: string[],
 ): Promise<string | undefined> {
-  // The params doesn't have extension name, so we need to try to find the file with the extension name.
-  let realPath: string | undefined = rawPath;
-  const fileExtname = path.extname(rawPath);
+  const pathWithExtension = extensions.map(ext => `${rawPath}${ext}`);
+  const pathExistInfo = await Promise.all(
+    pathWithExtension.map(p => fs.pathExists(p)),
+  );
+  const findPath = pathWithExtension.find((_, i) => pathExistInfo[i]);
 
-  // pathname may contain .json, see issue: https://github.com/web-infra-dev/rspress/issues/951
-  if (!extensions.includes(fileExtname)) {
-    const pathWithExtension = extensions.map(ext => `${rawPath}${ext}`);
-    const pathExistInfo = await Promise.all(
-      pathWithExtension.map(p => fs.pathExists(p)),
-    );
-    const findPath = pathWithExtension.find((_, i) => pathExistInfo[i]);
-    // file may be public resource, see issue: https://github.com/web-infra-dev/rspress/issues/1052
-    if (!fileExtname || findPath) {
-      realPath = findPath;
+  if (!findPath) {
+    const stat = await fs.stat(rawPath);
+    if (stat.isFile()) {
+      return rawPath;
     }
+    return undefined;
   }
-
-  return realPath;
+  return findPath;
 }
 
 export async function extractInfoFromFrontmatter(