fix import problem

packages/docusaurus-mdx-loader/src/index.js

@@ -6,7 +6,7 @@
  */
 
 const {getOptions} = require('loader-utils');
-const {readFile} = require('fs-extra');
+const {readFile, existsSync} = require('fs-extra');
 const mdx = require('@mdx-js/mdx');
 const emoji = require('remark-emoji');
 const matter = require('gray-matter');
@@ -60,9 +60,11 @@ module.exports = async function (fileString) {
     if (metadataPath) {
       // Add as dependency of this loader result so that we can
       // recompile if metadata is changed.
-      this.addDependency(metadataPath);
-      const metadata = await readFile(metadataPath, 'utf8');
-      exportStr += `\nexport const metadata = ${metadata};`;
+      if (existsSync(metadataPath)) {
+        this.addDependency(metadataPath);
+        const metadata = await readFile(metadataPath, 'utf8');
+        exportStr += `\nexport const metadata = ${metadata};`;
+      }
     }
   }
 

packages/docusaurus-plugin-content-pages/src/index.ts

@@ -8,7 +8,6 @@
 import globby from 'globby';
 import fs from 'fs';
 import path from 'path';
-import minimatch from 'minimatch';
 import {
   encodePath,
   fileToPath,
@@ -50,11 +49,6 @@ export default function pluginContentPages(
     'docusaurus-plugin-content-pages',
   );
 
-  const excludeRegex = new RegExp(
-    options.exclude
-      .map((pattern) => minimatch.makeRe(pattern).source)
-      .join('|'),
-  );
   return {
     name: 'docusaurus-plugin-content-pages',
 
@@ -178,9 +172,6 @@ export default function pluginContentPages(
                     // Note that metadataPath must be the same/in-sync as
                     // the path from createData for each MDX.
                     metadataPath: (mdxPath: string) => {
-                      if (excludeRegex.test(mdxPath)) {
-                        return null;
-                      }
                       const aliasedSource = aliasedSitePath(mdxPath, siteDir);
                       return path.join(
                         dataDir,