tools: enable linter in test/fixtures/errors

PR-URL: https://github.com/nodejs/node/pull/57701
Reviewed-By: Moshe Atlow <moshe@atlow.co.il>
Reviewed-By: Jake Yuesong Li <jake.yuesong@gmail.com>

eslint.config.mjs

@@ -60,6 +60,7 @@ export default [
     // We want to lint only a few specific fixtures folders
     'test/fixtures/*',
     '!test/fixtures/console',
+    '!test/fixtures/errors',
     '!test/fixtures/eval',
     '!test/fixtures/test-runner',
     'test/fixtures/test-runner/*',

test/fixtures/errors/force_colors.js

@@ -1 +1,2 @@
-throw new Error('Should include grayed stack trace')
+'use strict';
+throw new Error('Should include grayed stack trace');

test/fixtures/errors/force_colors.snapshot

@@ -1,9 +1,9 @@
-*force_colors.js:1
-throw new Error('Should include grayed stack trace')
+*force_colors.js:2
+throw new Error('Should include grayed stack trace');
 ^
 
 Error: Should include grayed stack trace
-    at Object.<anonymous> (/test*force_colors.js:1:7)
+    at Object.<anonymous> (/test*force_colors.js:2:7)
     at *
     at *
     at *

test/fixtures/errors/throw_in_eval_anonymous.js

@@ -6,4 +6,4 @@ eval(`
 
   throw new Error('error in anonymous script');
 
-`)
+`);

test/fixtures/errors/throw_in_eval_named.js

@@ -6,4 +6,4 @@ eval(`
 
   throw new Error('error in named script');
 
-//# sourceURL=evalscript.js`)
+//# sourceURL=evalscript.js`);

test/fixtures/errors/throw_in_line_with_tabs.js

@@ -19,7 +19,7 @@
 // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
 // USE OR OTHER DEALINGS IN THE SOFTWARE.
 
-/* eslint-disable indent, no-tabs */
+/* eslint-disable @stylistic/js/indent, @stylistic/js/no-tabs */
 'use strict';
 require('../../common');