From 9532b83912e4d74deee587a303359d56e7bc5602 Mon Sep 17 00:00:00 2001
From: Ivan Tham <pickfire@riseup.net>
Date: Sat, 8 Aug 2020 18:14:29 +0800
Subject: [PATCH] Show Path extension example change multi extension

---
 library/std/src/path.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/library/std/src/path.rs b/library/std/src/path.rs
index 392c815ef28..0815dfd4714 100644
--- a/library/std/src/path.rs
+++ b/library/std/src/path.rs
@@ -2247,6 +2247,8 @@ impl Path {
     ///
     /// let path = Path::new("foo.tar.gz");
     /// assert_eq!(path.with_extension(""), PathBuf::from("foo.tar"));
+    /// assert_eq!(path.with_extension("xz"), PathBuf::from("foo.tar.xz"));
+    /// assert_eq!(path.with_extension("").with_extension("txt"), PathBuf::from("foo.txt"));
     /// ```
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn with_extension<S: AsRef<OsStr>>(&self, extension: S) -> PathBuf {