Keep doc standard for Vec DrainFilter

pickfire · web-flow · commit d504d553f101 · 2020-08-29T18:21:47.000+08:00
diff --git a/library/alloc/src/vec.rs b/library/alloc/src/vec.rs
@@ -3026,7 +3026,10 @@ impl<T> Drain<'_, T> {
     }
 }
 
-/// An iterator produced by calling `drain_filter` on Vec.
+/// A draining iterator with filter predicate for `Vec`.
+///
+/// This struct is created by [`Vec::drain_filter()`].
+/// See its documentation for more.
 #[unstable(feature = "drain_filter", reason = "recently added", issue = "43244")]
 #[derive(Debug)]
 pub struct DrainFilter<'a, T, F>

Original file line number	Diff line number	Diff line change
`@@ -3026,7 +3026,10 @@ impl<T> Drain<'_, T> {`
`3026`	`3026`	`}`
`3027`	`3027`	`}`
`3028`	`3028`
`3029`		-/// An iterator produced by calling `drain_filter` on Vec.
	`3029`	+/// A draining iterator with filter predicate for `Vec`.
	`3030`	`+///`
	`3031`	+/// This struct is created by [`Vec::drain_filter()`].
	`3032`	`+/// See its documentation for more.`
`3030`	`3033`	`#[unstable(feature = "drain_filter", reason = "recently added", issue = "43244")]`
`3031`	`3034`	`#[derive(Debug)]`
`3032`	`3035`	`pub struct DrainFilter<'a, T, F>`