style: format code with clang-format

Author: Masttf

src/index/ix_scan.cpp

@@ -54,7 +54,7 @@ void IxScan::next_key_position() {
         iid_.page_no = node->get_next_leaf();
         Page* next_page = bpm_->fetch_page({ih_->fd_, iid_.page_no});
         next_page->rlatch();
-        unlatch();  // 释放当前页面
+        unlatch();        // 释放当前页面
         now = next_page;  // 更新当前页面为下一个叶节点
     }
     delete node;  // 释放内存

src/index/ix_scan.h

@@ -66,9 +66,7 @@ class IxScan : public RecScan {
     /**
      * @brief 析构函数，确保正确释放页面资源
      */
-    ~IxScan() {
-        unlatch();
-    }
+    ~IxScan() { unlatch(); }
 
     /**
      * @brief 移动到下一条记录

src/system/sm_manager.cpp

@@ -678,5 +678,4 @@ void SmManager::load_csv_data(const std::string& table_name, const std::string&
     //     auto ih = ihs_.at(get_ix_manager()->get_index_name(tab_.name, index.cols)).get();
     //     ih->debug_print_tree();
     // }
-    
 }

src/transaction/transaction_manager.cpp

@@ -525,14 +525,14 @@ void TransactionManager::add_delete_undo_log(Transaction* txn, const int& fd, Ri
     UpdateUndoLink(fd, rid, undo_link);
 }
 
-std::pair<std::vector<UndoLog>, bool> TransactionManager::get_undologs_with_lock(int fd, Rid rid, Transaction *txn) {
+std::pair<std::vector<UndoLog>, bool> TransactionManager::get_undologs_with_lock(int fd, Rid rid, Transaction* txn) {
     std::shared_lock<std::shared_mutex> lock(version_info_mutex_);
     std::vector<UndoLog> undo_logs;
     auto pre_undo_link = GetUndoLink(fd, rid);
-    
+
     // 现在磁盘的是不是被标记删除
     bool is_deleted = false;
-    if(pre_undo_link.has_value()) {
+    if (pre_undo_link.has_value()) {
         auto undo_log = GetUndoLog(pre_undo_link.value());
         is_deleted = undo_log.is_deleted_;
     }