Add an Default impl for Lock

Zoxc · Zoxc · commit 8e5eb025a2b4 · 2018-03-17T23:01:54.000+01:00
diff --git a/src/librustc_data_structures/sync.rs b/src/librustc_data_structures/sync.rs
@@ -333,6 +333,13 @@ impl<T> Lock<T> {
     }
 }
 
+impl<T: Default> Default for Lock<T> {
+    #[inline]
+    fn default() -> Self {
+        Lock::new(T::default())
+    }
+}
+
 // FIXME: Probably a bad idea
 impl<T: Clone> Clone for Lock<T> {
     #[inline]

Original file line number	Diff line number	Diff line change
`@@ -333,6 +333,13 @@ impl<T> Lock<T> {`
`333`	`333`	`}`
`334`	`334`	`}`
`335`	`335`
	`336`	`+impl<T: Default> Default for Lock<T> {`
	`337`	`+ #[inline]`
	`338`	`+ fn default() -> Self {`
	`339`	`+ Lock::new(T::default())`
	`340`	`+ }`
	`341`	`+}`
	`342`	`+`
`336`	`343`	`// FIXME: Probably a bad idea`
`337`	`344`	`impl<T: Clone> Clone for Lock<T> {`
`338`	`345`	`#[inline]`