unliftio-streams (empty) → 0.1.0.0

raw patch · 10 files changed

+448/−0 lines, 10 filesdep +basedep +bytestringdep +io-streamssetup-changed

Dependencies added: base, bytestring, io-streams, text, unliftio-core

Files

• LICENSE +202/−0
• Setup.hs +2/−0
• src/UnliftIO/Streams.hs +66/−0
• src/UnliftIO/Streams/ByteString.hs +13/−0
• src/UnliftIO/Streams/Combinators.hs +48/−0
• src/UnliftIO/Streams/File.hs +29/−0
• src/UnliftIO/Streams/Internal.hs +5/−0
• src/UnliftIO/Streams/List.hs +27/−0
• src/UnliftIO/Streams/Text.hs +24/−0
• unliftio-streams.cabal +32/−0

@@ -0,0 +1,202 @@++                                 Apache License+                           Version 2.0, January 2004+                        http://www.apache.org/licenses/++   TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION++   1. Definitions.++      "License" shall mean the terms and conditions for use, reproduction,+      and distribution as defined by Sections 1 through 9 of this document.++      "Licensor" shall mean the copyright owner or entity authorized by+      the copyright owner that is granting the License.++      "Legal Entity" shall mean the union of the acting entity and all+      other entities that control, are controlled by, or are under common+      control with that entity. For the purposes of this definition,+      "control" means (i) the power, direct or indirect, to cause the+      direction or management of such entity, whether by contract or+      otherwise, or (ii) ownership of fifty percent (50%) or more of the+      outstanding shares, or (iii) beneficial ownership of such entity.++      "You" (or "Your") shall mean an individual or Legal Entity+      exercising permissions granted by this License.++      "Source" form shall mean the preferred form for making modifications,+      including but not limited to software source code, documentation+      source, and configuration files.++      "Object" form shall mean any form resulting from mechanical+      transformation or translation of a Source form, including but+      not limited to compiled object code, generated documentation,+      and conversions to other media types.++      "Work" shall mean the work of authorship, whether in Source or+      Object form, made available under the License, as indicated by a+      copyright notice that is included in or attached to the work+      (an example is provided in the Appendix below).++      "Derivative Works" shall mean any work, whether in Source or Object+      form, that is based on (or derived from) the Work and for which the+      editorial revisions, annotations, elaborations, or other modifications+      represent, as a whole, an original work of authorship. For the purposes+      of this License, Derivative Works shall not include works that remain+      separable from, or merely link (or bind by name) to the interfaces of,+      the Work and Derivative Works thereof.++      "Contribution" shall mean any work of authorship, including+      the original version of the Work and any modifications or additions+      to that Work or Derivative Works thereof, that is intentionally+      submitted to Licensor for inclusion in the Work by the copyright owner+      or by an individual or Legal Entity authorized to submit on behalf of+      the copyright owner. For the purposes of this definition, "submitted"+      means any form of electronic, verbal, or written communication sent+      to the Licensor or its representatives, including but not limited to+      communication on electronic mailing lists, source code control systems,+      and issue tracking systems that are managed by, or on behalf of, the+      Licensor for the purpose of discussing and improving the Work, but+      excluding communication that is conspicuously marked or otherwise+      designated in writing by the copyright owner as "Not a Contribution."++      "Contributor" shall mean Licensor and any individual or Legal Entity+      on behalf of whom a Contribution has been received by Licensor and+      subsequently incorporated within the Work.++   2. Grant of Copyright License. Subject to the terms and conditions of+      this License, each Contributor hereby grants to You a perpetual,+      worldwide, non-exclusive, no-charge, royalty-free, irrevocable+      copyright license to reproduce, prepare Derivative Works of,+      publicly display, publicly perform, sublicense, and distribute the+      Work and such Derivative Works in Source or Object form.++   3. Grant of Patent License. Subject to the terms and conditions of+      this License, each Contributor hereby grants to You a perpetual,+      worldwide, non-exclusive, no-charge, royalty-free, irrevocable+      (except as stated in this section) patent license to make, have made,+      use, offer to sell, sell, import, and otherwise transfer the Work,+      where such license applies only to those patent claims licensable+      by such Contributor that are necessarily infringed by their+      Contribution(s) alone or by combination of their Contribution(s)+      with the Work to which such Contribution(s) was submitted. If You+      institute patent litigation against any entity (including a+      cross-claim or counterclaim in a lawsuit) alleging that the Work+      or a Contribution incorporated within the Work constitutes direct+      or contributory patent infringement, then any patent licenses+      granted to You under this License for that Work shall terminate+      as of the date such litigation is filed.++   4. Redistribution. You may reproduce and distribute copies of the+      Work or Derivative Works thereof in any medium, with or without+      modifications, and in Source or Object form, provided that You+      meet the following conditions:++      (a) You must give any other recipients of the Work or+          Derivative Works a copy of this License; and++      (b) You must cause any modified files to carry prominent notices+          stating that You changed the files; and++      (c) You must retain, in the Source form of any Derivative Works+          that You distribute, all copyright, patent, trademark, and+          attribution notices from the Source form of the Work,+          excluding those notices that do not pertain to any part of+          the Derivative Works; and++      (d) If the Work includes a "NOTICE" text file as part of its+          distribution, then any Derivative Works that You distribute must+          include a readable copy of the attribution notices contained+          within such NOTICE file, excluding those notices that do not+          pertain to any part of the Derivative Works, in at least one+          of the following places: within a NOTICE text file distributed+          as part of the Derivative Works; within the Source form or+          documentation, if provided along with the Derivative Works; or,+          within a display generated by the Derivative Works, if and+          wherever such third-party notices normally appear. The contents+          of the NOTICE file are for informational purposes only and+          do not modify the License. You may add Your own attribution+          notices within Derivative Works that You distribute, alongside+          or as an addendum to the NOTICE text from the Work, provided+          that such additional attribution notices cannot be construed+          as modifying the License.++      You may add Your own copyright statement to Your modifications and+      may provide additional or different license terms and conditions+      for use, reproduction, or distribution of Your modifications, or+      for any such Derivative Works as a whole, provided Your use,+      reproduction, and distribution of the Work otherwise complies with+      the conditions stated in this License.++   5. Submission of Contributions. Unless You explicitly state otherwise,+      any Contribution intentionally submitted for inclusion in the Work+      by You to the Licensor shall be under the terms and conditions of+      this License, without any additional terms or conditions.+      Notwithstanding the above, nothing herein shall supersede or modify+      the terms of any separate license agreement you may have executed+      with Licensor regarding such Contributions.++   6. Trademarks. This License does not grant permission to use the trade+      names, trademarks, service marks, or product names of the Licensor,+      except as required for reasonable and customary use in describing the+      origin of the Work and reproducing the content of the NOTICE file.++   7. Disclaimer of Warranty. Unless required by applicable law or+      agreed to in writing, Licensor provides the Work (and each+      Contributor provides its Contributions) on an "AS IS" BASIS,+      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or+      implied, including, without limitation, any warranties or conditions+      of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A+      PARTICULAR PURPOSE. You are solely responsible for determining the+      appropriateness of using or redistributing the Work and assume any+      risks associated with Your exercise of permissions under this License.++   8. Limitation of Liability. In no event and under no legal theory,+      whether in tort (including negligence), contract, or otherwise,+      unless required by applicable law (such as deliberate and grossly+      negligent acts) or agreed to in writing, shall any Contributor be+      liable to You for damages, including any direct, indirect, special,+      incidental, or consequential damages of any character arising as a+      result of this License or out of the use or inability to use the+      Work (including but not limited to damages for loss of goodwill,+      work stoppage, computer failure or malfunction, or any and all+      other commercial damages or losses), even if such Contributor+      has been advised of the possibility of such damages.++   9. Accepting Warranty or Additional Liability. While redistributing+      the Work or Derivative Works thereof, You may choose to offer,+      and charge a fee for, acceptance of support, warranty, indemnity,+      or other liability obligations and/or rights consistent with this+      License. However, in accepting such obligations, You may act only+      on Your own behalf and on Your sole responsibility, not on behalf+      of any other Contributor, and only if You agree to indemnify,+      defend, and hold each Contributor harmless for any liability+      incurred by, or claims asserted against, such Contributor by reason+      of your accepting any such warranty or additional liability.++   END OF TERMS AND CONDITIONS++   APPENDIX: How to apply the Apache License to your work.++      To apply the Apache License to your work, attach the following+      boilerplate notice, with the fields enclosed by brackets "[]"+      replaced with your own identifying information. (Don't include+      the brackets!)  The text should be enclosed in the appropriate+      comment syntax for the file format. We also recommend that a+      file or class name and description of purpose be included on the+      same "printed page" as the copyright notice for easier+      identification within third-party archives.++   Copyright [yyyy] [name of copyright owner]++   Licensed under the Apache License, Version 2.0 (the "License");+   you may not use this file except in compliance with the License.+   You may obtain a copy of the License at++       http://www.apache.org/licenses/LICENSE-2.0++   Unless required by applicable law or agreed to in writing, software+   distributed under the License is distributed on an "AS IS" BASIS,+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.+   See the License for the specific language governing permissions and+   limitations under the License.

@@ -0,0 +1,2 @@+import Distribution.Simple+main = defaultMain

@@ -0,0 +1,66 @@+module UnliftIO.Streams+  ( -- * Stream types+    InputStream+  , OutputStream++    -- * Creating streams+  , makeInputStream+  , makeOutputStream++    -- * Primitive stream operations+  , read+  , unRead+  , peek+  , write+  , writeTo+  , atEOF++    -- * Batteries included+  , module UnliftIO.Streams.ByteString+  , module UnliftIO.Streams.Combinators+  , module UnliftIO.Streams.File+  , module UnliftIO.Streams.List+  , module UnliftIO.Streams.Text+  ) where++import           Control.Monad.IO.Unlift (MonadUnliftIO, liftIO, withRunInIO)+import           Prelude hiding (read)+import           System.IO.Streams (InputStream, OutputStream)+import qualified System.IO.Streams as S+import           UnliftIO.Streams.Combinators+import           UnliftIO.Streams.ByteString+import           UnliftIO.Streams.File+import           UnliftIO.Streams.List+import           UnliftIO.Streams.Text++{-# INLINE makeInputStream #-}+makeInputStream :: MonadUnliftIO m => m (Maybe a) -> m (InputStream a)+makeInputStream f = withRunInIO $ \io -> S.makeInputStream (io $ f)++{-# INLINE makeOutputStream #-}+makeOutputStream :: MonadUnliftIO m => (Maybe a -> m ()) -> m (OutputStream a)+makeOutputStream f = withRunInIO $ \io -> S.makeOutputStream (io . f)++{-# INLINE peek #-}+peek :: MonadUnliftIO m => InputStream a -> m (Maybe a)+peek as = liftIO $ S.peek as++{-# INLINE read #-}+read :: MonadUnliftIO m => InputStream a -> m (Maybe a)+read as = liftIO $ S.read as++{-# INLINE unRead #-}+unRead :: MonadUnliftIO m => a -> InputStream a -> m ()+unRead a as = liftIO $ S.unRead a as++{-# INLINE write #-}+write :: MonadUnliftIO m => Maybe a -> OutputStream a -> m ()+write a as = liftIO $ S.write a as++{-# INLINE writeTo #-}+writeTo :: MonadUnliftIO m => OutputStream a -> Maybe a -> m ()+writeTo as a = liftIO $ S.writeTo as a++{-# INLINE atEOF #-}+atEOF :: MonadUnliftIO m => InputStream a -> m Bool+atEOF as = liftIO $ S.atEOF as

@@ -0,0 +1,13 @@+module UnliftIO.Streams.ByteString+  ( lines+  ) where++import           Control.Monad.IO.Unlift (MonadUnliftIO, liftIO)+import           Data.ByteString (ByteString)+import           Prelude hiding (lines)+import           System.IO.Streams (InputStream)+import qualified System.IO.Streams.ByteString as SB++{-# INLINE lines #-}+lines :: (MonadUnliftIO m) => InputStream ByteString -> m (InputStream ByteString)+lines = liftIO . SB.lines

@@ -0,0 +1,48 @@+module UnliftIO.Streams.Combinators+  ( filter+  , fold+  , foldM+  , map+  , mapM+  , unfoldM+  , zip+  ) where++import           Control.Monad.IO.Unlift (MonadUnliftIO, withRunInIO, liftIO)+import           Prelude hiding (filter, map, mapM, zip)+import           System.IO.Streams (InputStream)+import qualified System.IO.Streams.Combinators as SC++{-# INLINE filter #-}+filter :: (MonadUnliftIO m) => (a -> Bool) -> InputStream a -> m (InputStream a)+filter f is = liftIO $ SC.filter f is++{-# INLINE fold #-}+fold :: (MonadUnliftIO m) => (s -> a -> s) -> s -> InputStream a -> m s+fold f s0 is = liftIO $ SC.fold f s0 is++{-# INLINE foldM #-}+foldM :: MonadUnliftIO m => (s -> a -> m s) -> s -> InputStream a -> m s+foldM f s0 is =+  withRunInIO $ \io ->+    SC.foldM (\s a -> io $ f s a) s0 is++{-# INLINE map #-}+map :: MonadUnliftIO m => (a -> b) -> InputStream a -> m (InputStream b)+map f is = liftIO $ SC.map f is++{-# INLINE mapM #-}+mapM :: MonadUnliftIO m => (a -> m b) -> InputStream a -> m (InputStream b)+mapM f is =+  withRunInIO $ \io ->+    SC.mapM (io . f) is++{-# INLINE unfoldM #-}+unfoldM :: MonadUnliftIO m => (b -> m (Maybe (a, b))) -> b -> m (InputStream a)+unfoldM f s =+  withRunInIO $ \io ->+    SC.unfoldM (io . f) s++{-# INLINE zip #-}+zip :: MonadUnliftIO m => InputStream a -> InputStream b -> m (InputStream (a, b))+zip as bs = liftIO $ SC.zip as bs

@@ -0,0 +1,29 @@+module UnliftIO.Streams.File+  ( withFileAsInput+  , withFileAsOutput+  , withFileAsOutputExt+  ) where++import           Control.Monad.IO.Unlift (MonadUnliftIO, withRunInIO)+import           Data.ByteString (ByteString)+import           System.IO (BufferMode, FilePath, IOMode)+import           System.IO.Streams (InputStream, OutputStream)+import qualified System.IO.Streams.File as SF++{-# INLINE withFileAsInput #-}+withFileAsInput :: (MonadUnliftIO m) => FilePath -> (InputStream ByteString -> m a) -> m a+withFileAsInput fp m =+  withRunInIO $ \io ->+    SF.withFileAsInput fp (io . m)++{-# INLINE withFileAsOutput #-}+withFileAsOutput :: (MonadUnliftIO m) => FilePath -> (OutputStream ByteString -> m a) -> m a+withFileAsOutput fp m =+  withRunInIO $ \io ->+    SF.withFileAsOutput fp (io . m)++{-# INLINE withFileAsOutputExt #-}+withFileAsOutputExt :: (MonadUnliftIO m) => FilePath -> IOMode -> BufferMode -> (OutputStream ByteString -> m a) -> m a+withFileAsOutputExt fp ioMode bufMode m =+  withRunInIO $ \io ->+    SF.withFileAsOutputExt fp ioMode bufMode (io . m)

@@ -0,0 +1,5 @@+module UnliftIO.Streams.Internal+  ( InputStream(..)+  ) where++import           System.IO.Streams.Internal (InputStream(..))

@@ -0,0 +1,27 @@+module UnliftIO.Streams.List+  ( chunkList+  , chunkListWith+  , fromList+  , toList+  ) where++import           Control.Monad.IO.Unlift (MonadUnliftIO, liftIO)+import           Prelude hiding (map)+import           System.IO.Streams (InputStream)+import qualified System.IO.Streams.List as SL++{-# INLINE chunkList #-}+chunkList :: (MonadUnliftIO m) => Int -> InputStream a -> m (InputStream [a])+chunkList n is = liftIO $ SL.chunkList n is++{-# INLINE chunkListWith #-}+chunkListWith :: (MonadUnliftIO m) => (a -> Int -> Bool) -> InputStream a -> m (InputStream [a])+chunkListWith p is = liftIO $ SL.chunkListWith p is++{-# INLINE toList #-}+toList :: (MonadUnliftIO m) => InputStream a -> m [a]+toList = liftIO . SL.toList++{-# INLINE fromList #-}+fromList :: (MonadUnliftIO m) => [a] -> m (InputStream a)+fromList = liftIO . SL.fromList

@@ -0,0 +1,24 @@+module UnliftIO.Streams.Text+  ( decodeUtf8+  , decodeUtf8With+  , encodeUtf8+  ) where++import           Control.Monad.IO.Unlift (MonadUnliftIO, liftIO)+import           Data.ByteString (ByteString)+import           Data.Text (Text)+import           Data.Text.Encoding.Error (OnDecodeError)+import           System.IO.Streams (InputStream, OutputStream)+import qualified System.IO.Streams.Text as ST++{-# INLINE decodeUtf8 #-}+decodeUtf8 :: (MonadUnliftIO m) => InputStream ByteString -> m (InputStream Text)+decodeUtf8 = liftIO . ST.decodeUtf8++{-# INLINE decodeUtf8With #-}+decodeUtf8With :: (MonadUnliftIO m) => OnDecodeError -> InputStream ByteString -> m (InputStream Text)+decodeUtf8With onDecodeError = liftIO . ST.decodeUtf8With onDecodeError++{-# INLINE encodeUtf8 #-}+encodeUtf8 :: (MonadUnliftIO m) => OutputStream ByteString -> m (OutputStream Text)+encodeUtf8 = liftIO . ST.encodeUtf8

@@ -0,0 +1,32 @@+Name:                unliftio-streams+Version:             0.1.0.0+Synopsis:            Generalization of io-streams to MonadUnliftIO+Description:         Generalization of io-streams to MonadUnliftIO.+License:             Apache-2.0+License-file:        LICENSE+Category:            Data, Network, IO-Streams+Cabal-version:       1.24+Build-type:          Simple+Author:              Bardur Arantsson+Maintainer:          Bardur Arantsson <bardur@scientician.net>++Source-Repository head+  Type:     git+  Location: https://github.com/BardurArantsson/unliftio-streams++Library+  Default-Language:    Haskell2010+  Ghc-Options:         -Wall+  Hs-Source-Dirs:      src+  Exposed-Modules:     UnliftIO.Streams+                       UnliftIO.Streams.ByteString+                       UnliftIO.Streams.Combinators+                       UnliftIO.Streams.File+                       UnliftIO.Streams.Internal+                       UnliftIO.Streams.List+                       UnliftIO.Streams.Text+  Build-Depends:       base >= 4.10 && < 5+                     , bytestring >= 0.10 && < 1+                     , io-streams >= 1.5.0.1 && < 2+                     , text >= 1.2 && < 2+                     , unliftio-core >= 0.1.2.0 && < 0.2