ac-machine-conduit (empty) → 0.1.0.0

raw patch · 5 files changed

+96/−0 lines, 5 filesdep +ac-machinedep +basedep +conduitsetup-changed

Dependencies added: ac-machine, base, conduit, text

Files

• Data/AhoCorasick/Conduit.hs +23/−0
• LICENSE +30/−0
• Setup.hs +2/−0
• ac-machine-conduit.cabal +25/−0
• examples/Simple.hs +16/−0

@@ -0,0 +1,23 @@+module Data.AhoCorasick.Conduit+  ( conduitACMachineText+  ) where++import           Data.AhoCorasick  (ACMachine, Match(..), root, step)+import           Data.Conduit      (Conduit, await)+import qualified Data.Conduit.List as CL+import           Data.Text         (Text)+import qualified Data.Text         as T+++conduitACMachineText :: Monad m => ACMachine Char v -> Conduit Text m (Match v)+conduitACMachineText acm = go root 1 T.empty+  where+    go s i buf = case T.uncons buf of+        Nothing -> await >>= maybe (return ()) (go s i)+        Just (c, buf') -> do+            let (s', vs) = step acm c s+            CL.sourceList $ map toMatch vs+            let i' = i + 1+            i' `seq` go s' i' buf'+          where+            toMatch (l, v) = Match { matchPos = i - l + 1, matchValue = v }

@@ -0,0 +1,30 @@+Copyright (c) 2013, Yuta Taniguchi++All rights reserved.++Redistribution and use in source and binary forms, with or without+modification, are permitted provided that the following conditions are met:++    * Redistributions of source code must retain the above copyright+      notice, this list of conditions and the following disclaimer.++    * Redistributions in binary form must reproduce the above+      copyright notice, this list of conditions and the following+      disclaimer in the documentation and/or other materials provided+      with the distribution.++    * Neither the name of Yuta Taniguchi nor the names of other+      contributors may be used to endorse or promote products derived+      from this software without specific prior written permission.++THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

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

@@ -0,0 +1,25 @@+name:                ac-machine-conduit+version:             0.1.0.0+synopsis:            Drive Aho-Corasick machines in Conduit pipelines+description:         Drive Aho-Corasick machines in Conduit pipelines.+license:             BSD3+license-file:        LICENSE+author:              Yuta Taniguchi <yuta.taniguchi.y.t@gmail.com>+maintainer:          Yuta Taniguchi <yuta.taniguchi.y.t@gmail.com>+category:            Data+build-type:          Simple+extra-source-files:  examples/Simple.hs+cabal-version:       >=1.10++library+  exposed-modules:     Data.AhoCorasick.Conduit+  build-depends:       base       >=4.6  && <4.7+                     , ac-machine >=0.2  && <0.3+                     , conduit    >=1.0  && <1.1+                     , text       >=0.11 && <0.12+  default-language:    Haskell2010+  ghc-options:         -Wall++source-repository head+  type:     git+  location: git://github.com/yuttie/ac-machine-conduit.git

@@ -0,0 +1,16 @@+{-# LANGUAGE OverloadedStrings #-}+module Main where++import           Control.Monad.IO.Class   (liftIO)+import           Data.AhoCorasick+import           Data.AhoCorasick.Conduit+import           Data.Conduit+import           Data.Text+++main :: IO ()+main = do+    let acm = construct ["he", "she", "his", "hers"]+    yield "ushers" $$ conduitACMachineText acm =$ awaitForever (liftIO . print)+    let acm' = constructWithValues [("he", 1.2), ("she", 3.4), ("his", 5.6), ("hers", 7.8)]+    yield "ushers" $$ conduitACMachineText acm' =$ awaitForever (liftIO . print)