Update for nightly-2018-08-18

1 files changed, 17 insertions, 14 deletions

diff --git a/ctr-std/src/path.rs b/ctr-std/src/path.rs
index 27f57bd..ae7b632 100644
--- a/ctr-std/src/path.rs
+++ b/ctr-std/src/path.rs
@@ -1045,8 +1045,6 @@ impl<'a> cmp::Ord for Components<'a> {
 /// # Examples
 ///
 /// ```
-/// #![feature(path_ancestors)]
-///
 /// use std::path::Path;
 ///
 /// let path = Path::new("/foo/bar");
@@ -1059,26 +1057,23 @@ impl<'a> cmp::Ord for Components<'a> {
 /// [`ancestors`]: struct.Path.html#method.ancestors
 /// [`Path`]: struct.Path.html
 #[derive(Copy, Clone, Debug)]
-#[unstable(feature = "path_ancestors", issue = "48581")]
+#[stable(feature = "path_ancestors", since = "1.28.0")]
 pub struct Ancestors<'a> {
     next: Option<&'a Path>,
 }
 
-#[unstable(feature = "path_ancestors", issue = "48581")]
+#[stable(feature = "path_ancestors", since = "1.28.0")]
 impl<'a> Iterator for Ancestors<'a> {
     type Item = &'a Path;
 
     fn next(&mut self) -> Option<Self::Item> {
         let next = self.next;
-        self.next = match next {
-            Some(path) => path.parent(),
-            None => None,
-        };
+        self.next = next.and_then(Path::parent);
         next
     }
 }
 
-#[unstable(feature = "path_ancestors", issue = "48581")]
+#[stable(feature = "path_ancestors", since = "1.28.0")]
 impl<'a> FusedIterator for Ancestors<'a> {}
 
 ////////////////////////////////////////////////////////////////////////////////
@@ -1415,6 +1410,14 @@ impl From<PathBuf> for Box<Path> {
     }
 }
 
+#[stable(feature = "more_box_slice_clone", since = "1.29.0")]
+impl Clone for Box<Path> {
+    #[inline]
+    fn clone(&self) -> Self {
+        self.to_path_buf().into_boxed_path()
+    }
+}
+
 #[stable(feature = "rust1", since = "1.0.0")]
 impl<'a, T: ?Sized + AsRef<OsStr>> From<&'a T> for PathBuf {
     fn from(s: &'a T) -> PathBuf {
@@ -1737,9 +1740,11 @@ impl Path {
 
     /// Converts a `Path` to a [`Cow<str>`].
     ///
-    /// Any non-Unicode sequences are replaced with U+FFFD REPLACEMENT CHARACTER.
+    /// Any non-Unicode sequences are replaced with
+    /// [`U+FFFD REPLACEMENT CHARACTER`][U+FFFD].
     ///
     /// [`Cow<str>`]: ../borrow/enum.Cow.html
+    /// [U+FFFD]: ../char/constant.REPLACEMENT_CHARACTER.html
     ///
     /// # Examples
     ///
@@ -1833,7 +1838,7 @@ impl Path {
     /// * On Unix, a path has a root if it begins with `/`.
     ///
     /// * On Windows, a path has a root if it:
-    ///     * has no prefix and begins with a separator, e.g. `\\windows`
+    ///     * has no prefix and begins with a separator, e.g. `\windows`
     ///     * has a prefix followed by a separator, e.g. `c:\windows` but not `c:windows`
     ///     * has any non-disk prefix, e.g. `\\server\share`
     ///
@@ -1893,8 +1898,6 @@ impl Path {
     /// # Examples
     ///
     /// ```
-    /// #![feature(path_ancestors)]
-    ///
     /// use std::path::Path;
     ///
     /// let mut ancestors = Path::new("/foo/bar").ancestors();
@@ -1906,7 +1909,7 @@ impl Path {
     ///
     /// [`None`]: ../../std/option/enum.Option.html#variant.None
     /// [`parent`]: struct.Path.html#method.parent
-    #[unstable(feature = "path_ancestors", issue = "48581")]
+    #[stable(feature = "path_ancestors", since = "1.28.0")]
     pub fn ancestors(&self) -> Ancestors {
         Ancestors {
             next: Some(&self),