From ea88b3db9c2197b2f74e5f92243478d5621137cc Mon Sep 17 00:00:00 2001
From: Jesper <jesper@sanalabs.com>
Date: Wed, 13 Apr 2022 17:16:17 +0200
Subject: [PATCH] Use guard

---
 TypeScript/app/gilded-rose.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/TypeScript/app/gilded-rose.ts b/TypeScript/app/gilded-rose.ts
index 3a9fe207..4023920c 100644
--- a/TypeScript/app/gilded-rose.ts
+++ b/TypeScript/app/gilded-rose.ts
@@ -66,7 +66,8 @@ function sellInBelow0({ quality, name, sellIn }: Item): number {
 }
 
 function decrementQuality({ quality }: Pick<Item, 'quality'>): number {
-  return quality > 0 ? quality - 1 : quality
+  if (quality < 1) return quality
+  return quality - 1
 }
 
 function incrementQuality({ quality }: Pick<Item, 'quality'>): number {