1 files changed, 22 insertions, 0 deletions
diff --git a/lib/rainbows/fiber/rev/kato.rb b/lib/rainbows/fiber/rev/kato.rb
new file mode 100644
index 0000000..056b6ef
--- /dev/null
+++ b/lib/rainbows/fiber/rev/kato.rb
@@ -0,0 +1,22 @@
+# -*- encoding: binary -*-
+# :enddoc:
+# keep-alive timeout class
+class Rainbows::Fiber::Rev::Kato < Rev::TimerWatcher
+  def initialize
+    @watch = []
+    super(1, true)
+  end
+
+  def <<(fiber)
+    @watch << fiber
+    enable unless enabled?
+  end
+
+  def on_timer
+    @watch.uniq!
+    while f = @watch.shift
+      f.resume if f.alive?
+    end
+    disable
+  end
+end