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authorGravatar Joey Hess <joey@kitenet.net>2013-01-02 13:46:40 -0400
committerGravatar Joey Hess <joey@kitenet.net>2013-01-02 13:50:16 -0400
commita68a2088695482efd4537690d02d312843c291ac (patch)
tree26e5117eacfcc975390a7f74596c8d9f4f7e5a8b
parentc3f6b0aa8d4c00c8e78a20aefa06cd002f5b9a6b (diff)
show errors
-rw-r--r--Remote/Helper/Chunked.hs21
1 files changed, 12 insertions, 9 deletions
diff --git a/Remote/Helper/Chunked.hs b/Remote/Helper/Chunked.hs
index 04bde4c29..11b86042e 100644
--- a/Remote/Helper/Chunked.hs
+++ b/Remote/Helper/Chunked.hs
@@ -59,13 +59,12 @@ chunkStream = map (\n -> ".chunk" ++ show n) [1 :: Integer ..]
- and passes it to an action, which should chunk and store the data,
- and return the destinations it stored to, or [] on error. Then
- calls the storer to write the chunk count (if chunking). Finally, the
- - fianlizer is called to rename the tmp into the dest
+ - finalizer is called to rename the tmp into the dest
- (and do any other cleanup).
-}
storeChunks :: Key -> FilePath -> FilePath -> ChunkSize -> ([FilePath] -> IO [FilePath]) -> (FilePath -> String -> IO ()) -> (FilePath -> FilePath -> IO ()) -> IO Bool
-storeChunks key tmp dest chunksize storer recorder finalizer =
- either (const $ return False) return
- =<< (E.try go :: IO (Either E.SomeException Bool))
+storeChunks key tmp dest chunksize storer recorder finalizer = either onerr return
+ =<< (E.try go :: IO (Either E.SomeException Bool))
where
go = do
stored <- storer tmpdests
@@ -74,6 +73,9 @@ storeChunks key tmp dest chunksize storer recorder finalizer =
recorder chunkcount (show $ length stored)
finalizer tmp dest
return (not $ null stored)
+ onerr e = do
+ print e
+ return False
basef = tmp ++ keyFile key
tmpdests
@@ -92,21 +94,22 @@ storeChunks key tmp dest chunksize storer recorder finalizer =
- writes a whole L.ByteString at a time.
-}
storeChunked :: ChunkSize -> [FilePath] -> (FilePath -> L.ByteString -> IO ()) -> L.ByteString -> IO [FilePath]
-storeChunked chunksize dests storer content =
- either (const $ return []) return
- =<< (E.try (go chunksize dests) :: IO (Either E.SomeException [FilePath]))
+storeChunked chunksize dests storer content = either onerr return
+ =<< (E.try (go chunksize dests) :: IO (Either E.SomeException [FilePath]))
where
go _ [] = return [] -- no dests!?
-
go Nothing (d:_) = do
storer d content
return [d]
-
go (Just sz) _
-- always write a chunk, even if the data is 0 bytes
| L.null content = go Nothing dests
| otherwise = storechunks sz [] dests content
+ onerr e = do
+ print e
+ return []
+
storechunks _ _ [] _ = return [] -- ran out of dests
storechunks sz useddests (d:ds) b
| L.null b = return $ reverse useddests