From b498374e8c024cde2e2cc9579b7afc5ed20b9780 Mon Sep 17 00:00:00 2001
From: woofyzhao <490467089@qq.com>
Date: Sun, 5 Feb 2023 19:55:40 +0800
Subject: [PATCH] remove redudant code

---
 src/error/option_unwrap/and_then.md | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/src/error/option_unwrap/and_then.md b/src/error/option_unwrap/and_then.md
index c065f2043e..42a1f3ec08 100644
--- a/src/error/option_unwrap/and_then.md
+++ b/src/error/option_unwrap/and_then.md
@@ -39,10 +39,7 @@ fn have_recipe(food: Food) -> Option<Food> {
 fn cookable_v1(food: Food) -> Option<Food> {
     match have_recipe(food) {
         None       => None,
-        Some(food) => match have_ingredients(food) {
-            None       => None,
-            Some(food) => Some(food),
-        },
+        Some(food) => have_ingredients(food),
     }
 }