runtime: update panic messages to include version (#3460)

tokio/src/io/driver/mod.rs

@@ -200,8 +200,9 @@ impl Handle {
     ///
     /// This function panics if there is no current reactor set.
     pub(super) fn current() -> Self {
-        context::io_handle()
-            .expect("there is no reactor running, must be called from the context of Tokio runtime")
+        context::io_handle().expect(
+            "there is no reactor running, must be called from the context of a Tokio 0.2.x runtime",
+        )
     }
 
     /// Forces a reactor blocked in a call to `turn` to wakeup, or otherwise

tokio/src/runtime/handle.rs

@@ -115,7 +115,7 @@ impl Handle {
     /// # }
     /// ```
     pub fn current() -> Self {
-        context::current().expect("not currently running on the Tokio runtime.")
+        context::current().expect("not currently running on a Tokio 0.2.x runtime.")
     }
 
     /// Returns a Handle view over the currently running Runtime

tokio/src/sync/broadcast.rs

@@ -957,7 +957,6 @@ where
 
 #[cfg(feature = "stream")]
 #[doc(hidden)]
-#[deprecated(since = "0.2.21", note = "use `into_stream()`")]
 impl<T> crate::stream::Stream for Receiver<T>
 where
     T: Clone,

tokio/src/task/spawn.rs

@@ -128,7 +128,7 @@ doc_rt_core! {
         T::Output: Send + 'static,
     {
         let spawn_handle = runtime::context::spawn_handle()
-        .expect("must be called from the context of Tokio runtime configured with either `basic_scheduler` or `threaded_scheduler`");
+        .expect("must be called from the context of a Tokio 0.2.x runtime configured with either `basic_scheduler` or `threaded_scheduler`");
         let task = crate::util::trace::task(task, "task");
         spawn_handle.spawn(task)
     }

tokio/src/time/driver/handle.rs

@@ -21,8 +21,9 @@ impl Handle {
     ///
     /// This function panics if there is no current timer set.
     pub(crate) fn current() -> Self {
-        context::time_handle()
-            .expect("there is no timer running, must be called from the context of Tokio runtime")
+        context::time_handle().expect(
+            "there is no timer running, must be called from the context of a Tokio 0.2.x runtime",
+        )
     }
 
     /// Tries to return a strong ref to the inner