diff --git a/src/commands/mod.rs b/src/commands/mod.rs
index 674f706..f9cf21c 100644
--- a/src/commands/mod.rs
+++ b/src/commands/mod.rs
@@ -1,9 +1,9 @@
 pub mod add;
+pub mod branch;
 pub mod commit;
 pub mod init;
-pub mod remove;
-pub mod status;
 pub mod log;
-pub mod branch;
+pub mod remove;
+pub mod restore;
+pub mod status;
 pub mod switch;
-pub mod restore;
\ No newline at end of file
diff --git a/src/commands/restore.rs b/src/commands/restore.rs
index e69de29..8b13789 100644
--- a/src/commands/restore.rs
+++ b/src/commands/restore.rs
@@ -0,0 +1 @@
+
diff --git a/src/head.rs b/src/head.rs
index 129c79f..a7f7ce9 100644
--- a/src/head.rs
+++ b/src/head.rs
@@ -8,10 +8,7 @@ pub enum Head {
 pub fn current_head() -> Head {
     let mut head = util::get_storage_path().unwrap();
     head.push("HEAD");
-    let head_content = std::fs::read_to_string(head)
-        .expect("HEAD文件损坏")
-        .trim_end()
-        .to_string(); //去除末尾\n
+    let head_content = std::fs::read_to_string(head).expect("HEAD文件损坏").trim_end().to_string(); //去除末尾\n
     if head_content.starts_with("ref: refs/heads/") {
         let branch_name = head_content.trim_start_matches("ref: refs/heads/");
         Head::Branch(branch_name.to_string())
@@ -53,7 +50,7 @@ pub fn delete_branch(branch_name: &String) {
     }
 }
 
-/**返回当前head指向的commit hash，如果是分支，则返回分支的commit hash*/
+/**返回当前head指向的commit hash，如果是分支，则返回分支的commit hash */
 pub fn current_head_commit() -> String {
     let head = current_head();
     match head {
@@ -65,7 +62,7 @@ pub fn current_head_commit() -> String {
     }
 }
 
-/**  将当前的head指向commit_hash，根据当前的head类型，更新不同的文件 */
+/** 将当前的head指向commit_hash，根据当前的head类型，更新不同的文件 */
 pub fn update_head_commit(commit_hash: &String) {
     let head = current_head();
     match head {
diff --git a/src/models/tree.rs b/src/models/tree.rs
index 756c535..a20f18f 100644
--- a/src/models/tree.rs
+++ b/src/models/tree.rs
@@ -52,17 +52,8 @@ fn store_path_to_tree(path_entries: &Vec<PathBuf>, current_root: PathBuf) -> Tre
                 continue;
             }
             // 拿到下一级别目录
-            let process_path = path
-                .components()
-                .nth(0)
-                .unwrap()
-                .as_os_str()
-                .to_str()
-                .unwrap();
-            if processed_path
-                .insert(process_path.to_string(), true)
-                .is_some()
-            {
+            let process_path = path.components().nth(0).unwrap().as_os_str().to_str().unwrap();
+            if processed_path.insert(process_path.to_string(), true).is_some() {
                 continue;
             }
 
diff --git a/src/store.rs b/src/store.rs
index 265d465..9e4f260 100644
--- a/src/store.rs
+++ b/src/store.rs
@@ -32,7 +32,7 @@ impl Store {
         path.exists()
     }
 
-    /**  根据前缀搜索，有歧义时返回 None*/
+    /** 根据前缀搜索，有歧义时返回 None */
     pub fn search(&self, hash: &String) -> Option<Hash> {
         if hash.is_empty() {
             return None;