Rollup merge of rust-lang#46985 - Diggsey:path-component-asref, r=alexcrichton

kennytm · web-flow · commit 743b976b369b · 2018-01-13T02:26:22.000+08:00
Implement AsRef<Path> for Component Fixes rust-lang#41866
diff --git a/src/libstd/path.rs b/src/libstd/path.rs
@@ -576,6 +576,13 @@ impl<'a> AsRef<OsStr> for Component<'a> {
     }
 }
 
+#[stable(feature = "path_component_asref", since = "1.24.0")]
+impl<'a> AsRef<Path> for Component<'a> {
+    fn as_ref(&self) -> &Path {
+        self.as_os_str().as_ref()
+    }
+}
+
 /// An iterator over the [`Component`]s of a [`Path`].
 ///
 /// This `struct` is created by the [`components`] method on [`Path`].

Original file line number	Diff line number	Diff line change
`@@ -576,6 +576,13 @@ impl<'a> AsRef<OsStr> for Component<'a> {`
`576`	`576`	`}`
`577`	`577`	`}`
`578`	`578`
	`579`	`+#[stable(feature = "path_component_asref", since = "1.24.0")]`
	`580`	`+impl<'a> AsRef<Path> for Component<'a> {`
	`581`	`+ fn as_ref(&self) -> &Path {`
	`582`	`+ self.as_os_str().as_ref()`
	`583`	`+ }`
	`584`	`+}`
	`585`	`+`
`579`	`586`	/// An iterator over the [`Component`]s of a [`Path`].
`580`	`587`	`///`
`581`	`588`	/// This `struct` is created by the [`components`] method on [`Path`].