# HG changeset patch
# User Raphaël Gomès <rgomes@octobus.net>
# Date 2019-11-29 16:15:24
# Node ID c27e688fcdc375690929447e37901a4765ea3de4
# Parent  5ac243a92e374c51ba0d602e1eb1f065ca62c3c6

rust-hg-path: implement `Display` for `HgPath` and `HgPathBuf`

This is useful when debugging, to get a human readable output instead of an
array of `u8`.

Differential Revision: https://phab.mercurial-scm.org/D7523

diff --git a/rust/hg-core/src/utils/hg_path.rs b/rust/hg-core/src/utils/hg_path.rs
--- a/rust/hg-core/src/utils/hg_path.rs
+++ b/rust/hg-core/src/utils/hg_path.rs
@@ -7,6 +7,7 @@
 
 use std::borrow::Borrow;
 use std::ffi::{OsStr, OsString};
+use std::fmt;
 use std::ops::Deref;
 use std::path::{Path, PathBuf};
 
@@ -162,6 +163,12 @@ impl HgPath {
     }
 }
 
+impl fmt::Display for HgPath {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        write!(f, "{}", String::from_utf8_lossy(&self.inner))
+    }
+}
+
 #[derive(Eq, Ord, Clone, PartialEq, PartialOrd, Debug, Hash)]
 pub struct HgPathBuf {
     inner: Vec<u8>,
@@ -185,6 +192,12 @@ impl HgPathBuf {
     }
 }
 
+impl fmt::Display for HgPathBuf {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        write!(f, "{}", String::from_utf8_lossy(&self.inner))
+    }
+}
+
 impl Deref for HgPathBuf {
     type Target = HgPath;