[x] make project_root return a &'static Path

The conversion to `PathBuf` is unnecessary. Closes: diem#3269 Approved by: bmwill
yuan-xy · Apr 3, 2020 · 0e9069e · 0e9069e
1 parent 3c4503f
commit 0e9069e
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/x/src/utils.rs b/x/src/utils.rs
@@ -5,12 +5,11 @@ use crate::{cargo::Cargo, Result};
 use serde::Deserialize;
 use std::path::{Path, PathBuf};
 
-pub fn project_root() -> PathBuf {
+pub fn project_root() -> &'static Path {
     Path::new(&env!("CARGO_MANIFEST_DIR"))
         .ancestors()
         .nth(1)
         .unwrap()
-        .to_path_buf()
 }
 
 pub fn locate_project() -> Result<PathBuf> {