matchers (empty) → 0.2.0.0

raw patch · 9 files changed

+222/−0 lines, 9 filesdep +basedep +bytestringdep +explicit-exceptionsetup-changed

Dependencies added: base, bytestring, explicit-exception, pcre-light, regex-base, regex-tdfa, text, utf8-string

Files

LICENSE +30/−0
Setup.hs +2/−0
Text/Matchers.hs +3/−0
Text/Matchers/CaseSensitive.hs +3/−0
Text/Matchers/Regex/PCRE.hs +24/−0
Text/Matchers/Regex/TDFA.hs +32/−0
Text/Matchers/String.hs +43/−0
Text/Matchers/Text.hs +44/−0
matchers.cabal +41/−0

+ LICENSE view

@@ -0,0 +1,30 @@+Copyright (c) 2011-2012 Omari Norman.+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 Omari Norman nor the names of its+    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+HOLDER 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.

+ Setup.hs view

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

+ Text/Matchers.hs view

@@ -0,0 +1,3 @@+module Text.Matchers (module Text.Matchers.String) where++import Text.Matchers.String

+ Text/Matchers/CaseSensitive.hs view

@@ -0,0 +1,3 @@+module Text.Matchers.CaseSensitive where++data CaseSensitive = Sensitive | Insensitive

+ Text/Matchers/Regex/PCRE.hs view

@@ -0,0 +1,24 @@+module Text.Matchers.Regex.PCRE (pcre) where++import Control.Monad.Exception.Synchronous+  ( Exceptional (Exception, Success))+import qualified Data.ByteString as BS+import qualified Text.Regex.PCRE.Light as PCRE++import Text.Matchers.CaseSensitive+  (CaseSensitive(Sensitive, Insensitive))++pcre :: CaseSensitive+        -> BS.ByteString+        -> Exceptional String (BS.ByteString -> Bool)+pcre c bs = let+  u8 = [PCRE.utf8]+  opts = case c of+    Sensitive -> u8+    Insensitive -> PCRE.caseless:u8 in+  case PCRE.compileM bs opts of+    (Left err) -> Exception err+    (Right rx) -> Success $ \s ->+      case PCRE.match rx s [] of+        (Just _) -> True+        Nothing -> False

+ Text/Matchers/Regex/TDFA.hs view

@@ -0,0 +1,32 @@+module Text.Matchers.Regex.TDFA (tdfa) where++import Control.Monad.Exception.Synchronous+  ( Exceptional (Exception))+import qualified Text.Regex.TDFA as TDFA+import qualified Text.Regex.Base.RegexLike as RL++import Text.Matchers.CaseSensitive+  (CaseSensitive(Sensitive, Insensitive))++data StrErr a = Good a+              | Bad String+              deriving (Show, Eq)++instance Monad StrErr where+  return = Good+  (Good a) >>= f = f a+  (Bad s) >>= _ = Bad s+  fail s = Bad s++tdfa :: CaseSensitive -> String -> Exceptional String (String -> Bool)+tdfa c regexStr = case RL.makeRegexOptsM comp exec regexStr of+  (Bad s) -> Exception s+  (Good rx) -> return (RL.matchTest rx)+  where+    comp = RL.defaultCompOpt { TDFA.caseSensitive = case c of+                                  Sensitive -> True+                                  Insensitive -> False+                             , TDFA.newSyntax = True+                             , TDFA.lastStarGreedy = True }+    exec = RL.defaultExecOpt { TDFA.captureGroups = False }+

+ Text/Matchers/String.hs view

@@ -0,0 +1,43 @@+module Text.Matchers.String (+  tdfa, pcre, within, exact,+  CaseSensitive(Sensitive, Insensitive)) where++import Control.Monad.Exception.Synchronous+  ( Exceptional (Exception, Success))+import Data.Char (toLower)+import Data.List (isInfixOf)+import Data.String.UTF8 (fromString, toRep)++import qualified Text.Matchers.Regex.TDFA as TDFA+import qualified Text.Matchers.Regex.PCRE as PCRE+import Text.Matchers.CaseSensitive+  (CaseSensitive(Sensitive, Insensitive))++tdfa :: CaseSensitive+        -> String+        -> Exceptional String (String -> Bool)+tdfa = TDFA.tdfa++pcre :: CaseSensitive+        -> String+        -> Exceptional String (String -> Bool)+pcre c s = case PCRE.pcre c (toRep . fromString $ s) of+  (Success f) -> return (f . toRep . fromString)+  (Exception e) -> Exception e++within :: CaseSensitive -> String -> String -> Bool+within = strMatch isInfixOf++exact :: CaseSensitive -> String -> String -> Bool+exact = strMatch (==)++strMatch :: (String -> String -> Bool)+            -> CaseSensitive+            -> String+            -> String -> Bool+strMatch f c s t = pat `f` str where+  str = flipCase t+  pat = flipCase s+  flipCase = case c of+    Sensitive -> id+    Insensitive -> map toLower

+ Text/Matchers/Text.hs view

@@ -0,0 +1,44 @@+module Text.Matchers.Text (+  tdfa, pcre, within, exact,+  CaseSensitive(Sensitive, Insensitive)) where++import Control.Monad.Exception.Synchronous+  ( Exceptional (Exception, Success))+import Data.Text (Text, pack, unpack, toCaseFold, isInfixOf)+import Data.Text.Encoding (encodeUtf8)++import qualified Text.Matchers.Regex.PCRE as PCRE+import qualified Text.Matchers.Regex.TDFA as TDFA+import Text.Matchers.CaseSensitive+  (CaseSensitive(Sensitive, Insensitive))++tdfa :: CaseSensitive+        -> Text+        -> Exceptional Text (Text -> Bool)+tdfa c t = case TDFA.tdfa c (unpack t) of+  (Exception e) -> Exception (pack e)+  (Success f) -> return (f . unpack)++pcre :: CaseSensitive+        -> Text+        -> Exceptional Text (Text -> Bool)+pcre c t = case PCRE.pcre c (encodeUtf8 t) of+  (Exception e) -> Exception (pack e)+  (Success f) -> return (f . encodeUtf8)++within :: CaseSensitive -> Text -> Text -> Bool+within = txtMatch isInfixOf++exact :: CaseSensitive -> Text -> Text -> Bool+exact = txtMatch (==)++txtMatch :: (Text -> Text -> Bool)+            -> CaseSensitive+            -> Text+            -> Text -> Bool+txtMatch f c p t = pat `f` txt where+  txt = flipCase t+  pat = flipCase p+  flipCase = case c of+    Sensitive -> id+    Insensitive -> toCaseFold

+ matchers.cabal view

@@ -0,0 +1,41 @@+Name: matchers+Version: 0.2.0.0+Cabal-version: >=1.8+Build-Type: Simple+License: MIT+Copyright: 2012 Omari Norman.+author: Omari Norman+maintainer: omari@smileystation.com+stability: Experimental+homepage: http://www.github.com/massysett/matchers+bug-reports: omari@smileystation.com+Category: Text+License-File: LICENSE+synopsis: Text matchers++description: Helpers for performing text matches.++source-repository head+    type: git+    location: git://github.com/massysett/matchers.git++Library+    Build-depends:+        base ==4.*,+        bytestring ==0.9.*,+        explicit-exception ==0.1.*,+        regex-base ==0.93.*,+        regex-tdfa ==1.1.*,+        text ==0.11.*,+        utf8-string ==0.3.*,+        pcre-light ==0.4.*++    Exposed-modules:+        Text.Matchers,+        Text.Matchers.CaseSensitive,+        Text.Matchers.Regex.PCRE,+        Text.Matchers.Regex.TDFA,+        Text.Matchers.String,+        Text.Matchers.Text++    ghc-options: -Wall