Handle tracks without exercises gracefully on journey page (#6914)

* Handle tracks without exercises gracefully on journey page * Update app/javascript/components/journey/types.ts
exercism · May 15, 2024 · 6d3eade · 6d3eade
1 parent 7791c78
commit 6d3eade
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/app/javascript/components/journey/types.ts b/app/javascript/components/journey/types.ts
@@ -30,6 +30,8 @@ export class TrackProgress {
   progressChart: TrackProgressChart
 
   get completion(): number {
+    if (this.numExercises === 0) return 0
+
     return (100 * this.numCompletedExercises) / this.numExercises
   }