From 8f3366072f615d14030ba997b3fa30612e5d3044 Mon Sep 17 00:00:00 2001
From: Ryan Scott <ryan@ryan-scott.me>
Date: Fri, 8 Nov 2019 22:08:53 +1100
Subject: [PATCH] Add FromIterator and Extend trait implementations for PathBuf

---
 src/path/mod.rs     |  4 ++++
 src/path/pathbuf.rs | 14 ++++++++++++++
 2 files changed, 18 insertions(+)

diff --git a/src/path/mod.rs b/src/path/mod.rs
index e9843d75..059e6050 100644
--- a/src/path/mod.rs
+++ b/src/path/mod.rs
@@ -52,6 +52,10 @@
 //! path.push("system32");
 //!
 //! path.set_extension("dll");
+//!
+//! // ... but push is best used if you don't know everything up
+//! // front. If you do, this way is better:
+//! let path: PathBuf = ["c:\\", "windows", "system32.dll"].iter().collect();
 //! ```
 //!
 //! [`Component`]: enum.Component.html
diff --git a/src/path/pathbuf.rs b/src/path/pathbuf.rs
index 12f5ac39..a1901115 100644
--- a/src/path/pathbuf.rs
+++ b/src/path/pathbuf.rs
@@ -280,3 +280,17 @@ impl<'b, P: AsRef<Path> + 'b> FromStream<P> for PathBuf {
         })
     }
 }
+
+impl<P: AsRef<Path>> std::iter::FromIterator<P> for PathBuf {
+    fn from_iter<I: IntoIterator<Item = P>>(iter: I) -> PathBuf {
+        let mut buf = PathBuf::new();
+        buf.extend(iter);
+        buf
+    }
+}
+
+impl<P: AsRef<Path>> std::iter::Extend<P> for PathBuf {
+    fn extend<I: IntoIterator<Item = P>>(&mut self, iter: I) {
+        iter.into_iter().for_each(move |p| self.push(p.as_ref()));
+    }
+}