Created
July 5, 2015 00:09
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From c4d3b8e1e9c40330c2f8c400fe51e08f0fb27ded Mon Sep 17 00:00:00 2001 | |
From: me <me@example.com> | |
Date: Sat, 4 Jul 2015 20:48:24 +0000 | |
Subject: [PATCH] Add readKdb | |
--- | |
src/Database/Kdb/Internal/Client.hs | 9 ++++++++- | |
1 file changed, 8 insertions(+), 1 deletion(-) | |
diff --git a/src/Database/Kdb/Internal/Client.hs b/src/Database/Kdb/Internal/Client.hs | |
index 3fd764c..4697145 100644 | |
--- a/src/Database/Kdb/Internal/Client.hs | |
+++ b/src/Database/Kdb/Internal/Client.hs | |
@@ -22,7 +22,7 @@ module Database.Kdb.Internal.Client ( | |
-- $actions | |
-- Reading and writing. | |
- , writeKdb, query | |
+ , readKdb, writeKdb, query | |
) | |
where | |
@@ -113,6 +113,13 @@ close Connection {..} = liftIO $! NS.close _socket | |
-- $actions | |
-- Primitive read/write actions. | |
+-- | Blocking read from kdb for use with a subscriber. | |
+readKdb :: (MonadIO m, MonadCatch m) | |
+ => Connection | |
+ -> m Kdb.Value | |
+readKdb = withConnection (liftIO . read) | |
+ where read c = Streams.parseFromStream IPC.ipcParser (c ^. inputStream) | |
+ | |
-- | Asynchronous write to kdb. | |
writeKdb :: (MonadIO m, MonadCatch m) | |
=> Kdb.Value | |
-- | |
1.9.0 |
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