diff --git a/Cargo.toml b/Cargo.toml
index 14a7e17..188253a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "mit" # mini_git
-version = "0.2.0"
+version = "1.0.0"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
diff --git a/src/commands/status.rs b/src/commands/status.rs
index f3d705d..e75a352 100644
--- a/src/commands/status.rs
+++ b/src/commands/status.rs
@@ -32,8 +32,9 @@ impl Changes {
     }
 
     /// 使用paths过滤，返回相对路径(to cur_dir)
+    /// <br> 注意，如果paths为空，则返回空
     pub fn filter_relative(&self, paths: &Vec<PathBuf>) -> Changes {
-        self.filter_abs(paths).to_relative()
+        self.filter_abs(paths).to_relative_from_abs()
     }
 
     /// 转换为绝对路径（from workdir相对路径）
@@ -52,7 +53,7 @@ impl Changes {
     }
 
     /// 转换为相对路径（to cur_dir）注意：要先转换为绝对路径
-    fn to_relative(&self) -> Changes {
+    fn to_relative_from_abs(&self) -> Changes {
         let mut change = self.clone();
         [&mut change.new, &mut change.modified, &mut change.deleted]
             .iter_mut()
@@ -61,6 +62,11 @@ impl Changes {
             });
         change
     }
+
+    ///转换为相对路径（to cur_dir）
+    pub fn to_relative(&self) -> Changes {
+        self.to_absolute().to_relative_from_abs()
+    }
 }
 
 /** 比较暂存区与HEAD(最后一次Commit::Tree)的差异
@@ -146,8 +152,8 @@ pub fn status() {
     }
 
     // 对当前目录进行过滤 & 转换为相对路径
-    let staged = changes_to_be_committed().filter_relative(&vec![util::cur_dir()]);
-    let unstaged = changes_to_be_staged().filter_relative(&vec![util::cur_dir()]);
+    let staged = changes_to_be_committed().to_relative();
+    let unstaged = changes_to_be_staged().to_relative();
     if staged.is_empty() && unstaged.is_empty() {
         println!("nothing to commit, working tree clean");
         return;
diff --git a/src/utils/util.rs b/src/utils/util.rs
index e5dc13b..393bd35 100644
--- a/src/utils/util.rs
+++ b/src/utils/util.rs
@@ -96,6 +96,7 @@ pub fn is_sub_path(path: &Path, parent: &Path) -> bool {
 }
 
 /// 判断是否在paths中（包括子目录），不检查存在性
+/// <br>注意，如果paths为空，则返回false
 pub fn include_in_paths<T, U>(path: &Path, paths: U) -> bool
 where
     T: AsRef<Path>,
@@ -345,8 +346,6 @@ pub fn get_absolute_path_to_dir(path: &Path, dir: &Path) -> PathBuf {
         path.to_path_buf()
     } else {
         //相对路径
-        /*let abs_path = path.canonicalize().unwrap(); //这一步会统一路径分隔符 //canonicalize()不能处理不存在的文件
-        clean_win_abs_path_pre(abs_path)*/
         // 所以决定手动解析相对路径中的../ ./
         let mut abs_path = dir.to_path_buf();
         // 这里会拆分所有组件，所以会自动统一路径分隔符
@@ -410,6 +409,19 @@ pub fn is_typeof_commit(hash: Hash) -> bool {
     check_object_type(hash) == ObjectType::Commit
 }
 
+/// 将内容对应的文件内容(主要是blob)还原到file
+pub fn write_workfile(content: String, file: &PathBuf) {
+    let mut parent = file.clone();
+    parent.pop();
+    std::fs::create_dir_all(parent).unwrap();
+    std::fs::write(file, content).unwrap();
+}
+
+/// 从工作区读取文件内容
+pub fn read_workfile(file: &Path) -> String {
+    std::fs::read_to_string(file).unwrap()
+}
+
 #[cfg(test)]
 mod tests {
     use crate::{