From 87771b905ad2a89a1236c5cbfb6cc44ea3ea6c3d Mon Sep 17 00:00:00 2001
From: Sebastian Serth <Sebastian.Serth@hpi.de>
Date: Wed, 11 Jan 2023 23:50:22 +0100
Subject: [PATCH] Fix rubocop offenses

---
 app/controllers/exercises_controller.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/controllers/exercises_controller.rb b/app/controllers/exercises_controller.rb
index 7b676976..e197ee92 100644
--- a/app/controllers/exercises_controller.rb
+++ b/app/controllers/exercises_controller.rb
@@ -351,7 +351,7 @@ class ExercisesController < ApplicationController
       lti_json = lti_parameters.lti_parameters['launch_presentation_return_url']
 
       @course_token =
-        if lti_json.present? && (match = lti_json.match(%r{^.*courses/([a-z0-9\-]+)/sections}))
+        if lti_json.present? && (match = lti_json.match(%r{^.*courses/([a-z0-9-]+)/sections}))
           match.captures.first
         else
           ''