[F] Fix null case

2019-10-20 21:20:39 -04:00
parent 923a7e824f
commit e2997c345c
1 changed files with 7 additions and 1 deletions
@@ -91,8 +91,14 @@ export default class Navigation extends Vue
        // Find current course index
        let courseIndex = this.courses.findIndex(c => c.id == +courseId);

+        // Find next course
+        let course = this.courses[courseIndex + indexOffset];
+
+        // Null case
+        if (course == null) return;
+
        // Set tab to the next index
-        this.updateIndex(CourseUtils.formatTabIndex(this.courses[courseIndex + indexOffset]))
+        this.updateIndex(CourseUtils.formatTabIndex(course))
    }

    /**