logging code

src/auth.ts

@@ -55,6 +55,7 @@ async function write(directory: string, settings: string) {
       // default flag is 'w'
       return fs.writeFileSync(location, settings, {encoding: 'utf-8'});
     }
+    console.log(`code ${e.code} and O_EXCL ${fs.constants.O_EXCL}`);
     throw e;
   }
 }