fix: non-cjs module may be unexpectedly resolved due to wrong conditions

src/client/theme-api/useLiveDemo.ts

@@ -1,3 +1,4 @@
+import { SHOULD_SKIP_LIVEDEMO_ERROR } from '@/constants';
 import { useDemo } from 'dumi';
 import throttle from 'lodash.throttle';
 import {
@@ -96,7 +97,10 @@ export const useLiveDemo = (
           const entryFileName = Object.keys(asset.dependencies).find(
             (k) => asset.dependencies[k].type === 'FILE',
           )!;
-          const require = (v: string) => {
+          // why not require?
+          // https://github.com/airbnb/babel-plugin-dynamic-import-node/blob/a68388870de822183218515a1adbb3e8d7fa9486/src/utils.js#L24
+          // if just use require, local variable will overwrite __webpack__require__ in the template method
+          const liveRequire = (v: string) => {
             if (v in context!) return context![v];
             throw new Error(`Cannot find module: ${v}`);
           };
@@ -118,14 +122,14 @@ export const useLiveDemo = (
 
           if (renderOpts?.renderer && renderOpts?.compile) {
             try {
-              const exports: AgnosticComponentType = {};
-              const module = { exports };
+              const liveExports: AgnosticComponentType = {};
+              const liveModule = { exports: liveExports };
               evalCommonJS(entryFileCode, {
-                exports,
-                module,
-                require,
+                exports: liveExports,
+                module: liveModule,
+                require: liveRequire,
               });
-              const component = await getAgnosticComponentModule(exports);
+              const component = await getAgnosticComponentModule(liveExports);
               if (renderOpts.preflight) {
                 await renderOpts.preflight(component);
               }
@@ -148,20 +152,19 @@ export const useLiveDemo = (
             // skip current task if another task is running
             if (token !== taskToken.current) return;
 
-            const exports: { default?: ComponentType } = {};
-            const module = { exports };
-
+            const liveExports: { default?: ComponentType } = {};
+            const liveModule = { exports: liveExports };
             // initial component with fake runtime
             evalCommonJS(entryFileCode, {
-              exports,
-              module,
-              require,
+              exports: liveExports,
+              module: liveModule,
+              require: liveRequire,
             });
 
             const newDemoNode = createElement(
               DemoErrorBoundary,
               null,
-              createElement(exports.default!),
+              createElement(liveExports.default!),
             );
             const oError = console.error;
 
@@ -174,13 +177,9 @@ export const useLiveDemo = (
             try {
               (await renderToStaticMarkupDeferred)(newDemoNode);
             } catch (err: any) {
-              const shouldSkipError =
-                err.message.includes(
-                  'Unable to find node on an unmounted component',
-                ) ||
-                err.message.includes(
-                  'Portals are not currently supported by the server renderer',
-                );
+              const shouldSkipError = SHOULD_SKIP_LIVEDEMO_ERROR.some((e) =>
+                err.message.includes(e),
+              );
               if (!shouldSkipError) throw err;
             }
             console.error = oError;

src/constants.ts

@@ -40,3 +40,10 @@ export const DEFAULT_DEMO_PLAIN_TEXT_EXTENSIONS = [
 ];
 
 export const FS_CACHE_DIR = 'node_modules/.cache/dumi';
+
+export const SHOULD_SKIP_LIVEDEMO_ERROR = [
+  'Unable to find node on an unmounted component',
+  '#188',
+  'Portals are not currently supported by the server renderer',
+  '#257',
+];

src/features/compile/index.ts

@@ -73,7 +73,7 @@ export default (api: IApi) => {
     const loaderPath = require.resolve('../../loaders/markdown');
 
     // support require mjs packages(eg. element-plus/es)
-    memo.resolve.merge({
+    memo.resolve.byDependency.set('commonjs', {
       conditionNames: ['require', 'node', 'import'],
     });