From 1aa53aa17fd25c5b16a5d487d40a1a268bed52db Mon Sep 17 00:00:00 2001
From: letterbeezps <unlimitedzazp@outlook.com>
Date: Sun, 11 Feb 2024 23:41:07 +0800
Subject: [PATCH] simplify the implementation of scan (#45)

---
 mini-lsm-mvcc/src/mem_table.rs | 3 +--
 mini-lsm/src/mem_table.rs      | 3 +--
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/mini-lsm-mvcc/src/mem_table.rs b/mini-lsm-mvcc/src/mem_table.rs
index 5b6dd50..92d90d7 100644
--- a/mini-lsm-mvcc/src/mem_table.rs
+++ b/mini-lsm-mvcc/src/mem_table.rs
@@ -152,8 +152,7 @@ impl MemTable {
             item: (KeyBytes::new(), Bytes::new()),
         }
         .build();
-        let entry = iter.with_iter_mut(|iter| MemTableIterator::entry_to_item(iter.next()));
-        iter.with_mut(|x| *x.item = entry);
+        iter.next().unwrap();
         iter
     }
 
diff --git a/mini-lsm/src/mem_table.rs b/mini-lsm/src/mem_table.rs
index d5efc51..89da268 100644
--- a/mini-lsm/src/mem_table.rs
+++ b/mini-lsm/src/mem_table.rs
@@ -119,8 +119,7 @@ impl MemTable {
             item: (Bytes::new(), Bytes::new()),
         }
         .build();
-        let entry = iter.with_iter_mut(|iter| MemTableIterator::entry_to_item(iter.next()));
-        iter.with_mut(|x| *x.item = entry);
+        iter.next().unwrap();
         iter
     }