1 files changed, 41 insertions, 0 deletions
diff --git a/tokio/src/runtime/timer.rs b/tokio/src/runtime/timer.rs
new file mode 100644
index 00000000..987324cd
--- /dev/null
+++ b/tokio/src/runtime/timer.rs
@@ -0,0 +1,41 @@
+pub(crate) use self::variant::*;
+
+#[cfg(feature = "timer")]
+mod variant {
+    use crate::runtime::io;
+    use crate::timer::{clock, timer};
+
+    pub(crate) type Clock = clock::Clock;
+    pub(crate) type Driver = timer::Timer<io::Driver>;
+    pub(crate) type Handle = timer::Handle;
+
+    /// Create a new timer driver / handle pair
+    pub(crate) fn create(io_driver: io::Driver, clock: Clock) -> (Driver, Handle) {
+        let driver = timer::Timer::new_with_clock(io_driver, clock);
+        let handle = driver.handle();
+
+        (driver, handle)
+    }
+
+    #[cfg(feature = "blocking")]
+    pub(crate) fn set_default(handle: &Handle) -> timer::DefaultGuard<'_> {
+        timer::set_default(handle)
+    }
+}
+
+#[cfg(not(feature = "timer"))]
+mod variant {
+    use crate::runtime::io;
+
+    pub(crate) type Clock = ();
+    pub(crate) type Driver = io::Driver;
+    pub(crate) type Handle = ();
+
+    /// Create a new timer driver / handle pair
+    pub(crate) fn create(io_driver: io::Driver, _clock: Clock) -> (Driver, Handle) {
+        (io_driver, ())
+    }
+
+    #[cfg(feature = "blocking")]
+    pub(crate) fn set_default(_handle: &Handle) {}
+}