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-rw-r--r--src/Rahm/Desktop/XMobarLog/PendingBuffer.hs7
1 files changed, 3 insertions, 4 deletions
diff --git a/src/Rahm/Desktop/XMobarLog/PendingBuffer.hs b/src/Rahm/Desktop/XMobarLog/PendingBuffer.hs
index 0c00649..1ae298b 100644
--- a/src/Rahm/Desktop/XMobarLog/PendingBuffer.hs
+++ b/src/Rahm/Desktop/XMobarLog/PendingBuffer.hs
@@ -46,8 +46,7 @@ clearPendingBuffer = do
getPendingBuffer :: X [Char]
getPendingBuffer = unPendingBuffer <$> XS.get
-withPendingBuffer :: X () -> X ()
+withPendingBuffer :: X a -> X a
withPendingBuffer fn = do
- clearPendingBuffer
- fn
- clearPendingBuffer
+ saved <- getPendingBuffer
+ fn <* setPendingBuffer saved