fix: remove index.html when using createContentLoader (#2693)

Co-authored-by: Divyansh Singh <40380293+brc-dd@users.noreply.github.com>

src/client/theme-default/composables/langs.ts

@@ -43,7 +43,7 @@ function normalizeLink(
     ? link.replace(/\/$/, '') +
         ensureStartingSlash(
           path
-            .replace(/(^|\/)?index.md$/, '$1')
+            .replace(/(^|\/)index\.md$/, '$1')
             .replace(/\.md$/, addExt ? '.html' : '')
         )
     : link

src/node/build/generateSitemap.ts

@@ -19,7 +19,7 @@ export async function generateSitemap(siteConfig: SiteConfig) {
       siteConfig.pages.map(async (page) => {
         //
         let url = siteConfig.rewrites.map[page] || page
-        url = url.replace(/(^|\/)?index.md$/, '$1')
+        url = url.replace(/(^|\/)index\.md$/, '$1')
         url = url.replace(/\.md$/, siteConfig.cleanUrls ? '' : '.html')
 
         const lastmod = siteConfig.lastUpdated && (await getGitTimestamp(page))

src/node/contentLoader.ts

@@ -141,10 +141,9 @@ export function createContentLoader<T = ContentData[]>(
           )
           const url =
             '/' +
-            normalizePath(path.relative(config.srcDir, file)).replace(
-              /\.md$/,
-              config.cleanUrls ? '' : '.html'
-            )
+            normalizePath(path.relative(config.srcDir, file))
+              .replace(/(^|\/)index\.md$/, '$1')
+              .replace(/\.md$/, config.cleanUrls ? '' : '.html')
           const html = render ? md.render(src) : undefined
           const renderedExcerpt = renderExcerpt
             ? excerpt && md.render(excerpt)

src/node/plugins/localSearchPlugin.ts

@@ -119,7 +119,7 @@ export async function localSearchPlugin(
     let relFile = slash(path.relative(siteConfig.srcDir, file))
     relFile = siteConfig.rewrites.map[relFile] || relFile
     let id = slash(path.join(siteConfig.site.base, relFile))
-    id = id.replace(/\/index\.md$/, '/')
+    id = id.replace(/(^|\/)index\.md$/, '$1')
     id = id.replace(/\.md$/, siteConfig.cleanUrls ? '' : '.html')
     return id
   }