chore: fix the external

Author: SoonIter

packages/core/src/config.ts

@@ -1159,26 +1159,29 @@ const composeBundlelessExternalConfig = (
               if (resolvedRequest.startsWith('.')) {
                 const ext = extname(resolvedRequest);
 
-                // 1. js files hit JS_EXTENSIONS_PATTERN, ./foo.ts -> ./foo.mjs
-                if (JS_EXTENSIONS_PATTERN.test(resolvedRequest)) {
-                  if (jsRedirectExtension) {
-                    if (ext) {
+                if (ext) {
+                  // 1. js files hit JS_EXTENSIONS_PATTERN, ./foo.ts -> ./foo.mjs
+                  if (JS_EXTENSIONS_PATTERN.test(resolvedRequest)) {
+                    if (jsRedirectExtension) {
+                      resolvedRequest = resolvedRequest.replace(
+                        /\.[^.]+$/,
+                        jsExtension,
+                      );
+                    }
+                  } else {
+                    // 2. asset files, does not match jsExtensionsPattern, eg: ./foo.png -> ./foo.mjs
+                    // non-js && non-css files
+                    if (assetRedirect) {
                       resolvedRequest = resolvedRequest.replace(
                         /\.[^.]+$/,
                         jsExtension,
                       );
-                    } else {
-                      resolvedRequest = `${resolvedRequest}${jsExtension}`;
                     }
                   }
                 } else {
-                  // 2. asset files, does not match jsExtensionsPattern, eg: ./foo.png -> ./foo.mjs
-                  // non-js && non-css files
-                  if (ext && assetRedirect) {
-                    resolvedRequest = resolvedRequest.replace(
-                      /\.[^.]+$/,
-                      jsExtension,
-                    );
+                  // 1. js files hit JS_EXTENSIONS_PATTERN,./foo ->./foo.mjs
+                  if (jsRedirectExtension) {
+                    resolvedRequest = `${resolvedRequest}${jsExtension}`;
                   }
                 }
               }