Only exclude JS files when there’s a corresponding TS file

.vscode/settings.json

@@ -1,7 +1,7 @@
 // Place your settings in this file to overwrite default and user settings.
 {
     "files.exclude": {
-        "**/*.js": true,
-        "**/*.js.map": true
+        "**/*.js": { "when": "$(basename).ts" },
+        "**/*.map": { "when": "$(basename).map" }
     }
 }