split remaining assistant types

Assistant/NamedThread.hs

@@ -0,0 +1,30 @@
+{- git-annex assistant named threads.
+ -
+ - Copyright 2012 Joey Hess <joey@kitenet.net>
+ -
+ - Licensed under the GNU GPL version 3 or higher.
+ -}
+
+module Assistant.NamedThread where
+
+import Assistant.Common
+import Assistant.DaemonStatus
+import Assistant.Alert
+
+import qualified Control.Exception as E
+
+runNamedThread :: NamedThread -> Assistant ()
+runNamedThread (NamedThread name a) = do
+	d <- getAssistant id
+	liftIO . go $ d { threadName = name }
+  where
+	go d = do
+		r <- E.try (runAssistant a d) :: IO (Either E.SomeException ())
+		case r of
+			Right _ -> noop
+			Left e -> do
+				let msg = unwords [name, "crashed:", show e]
+				hPutStrLn stderr msg
+				-- TODO click to restart
+				void $ addAlert (daemonStatusHandle d) $
+					warningAlert name msg