Add TimedOut::timed_out

Author: sfackler

src/libstd/sync/condvar.rs

@@ -20,7 +20,7 @@ use time::Duration;
 
 /// A type indicating whether a timed wait on a condition variable returned
 /// due to a time out or not.
-#[derive(Debug, PartialEq, Eq)]
+#[derive(Debug, PartialEq, Eq, Copy, Clone)]
 #[unstable(feature = "wait_timeout", reason = "newly added")]
 pub enum TimedOut {
     /// The wait timed out.
@@ -29,6 +29,13 @@ pub enum TimedOut {
     No
 }
 
+impl TimedOut {
+    /// Returns `true` iff the value of `self` is `Yes`.
+    pub fn timed_out(&self) -> bool {
+        *self == TimedOut::Yes
+    }
+}
+
 /// A Condition Variable
 ///
 /// Condition variables represent the ability to block a thread such that it