Cargo fmt

Signed-off-by: hi-rustin <[email protected]>

Author: Rustin170506

src/cargo/util/vcs.rs

@@ -12,7 +12,7 @@ pub fn existing_vcs_repo(path: &Path, cwd: &Path) -> bool {
     fn in_git_repo(path: &Path, cwd: &Path) -> bool {
         let mut first_exist_base_path = Some(path);
         while let Some(p) = first_exist_base_path {
-            if p.exists(){
+            if p.exists() {
                 break;
             }
             first_exist_base_path = p.parent();