splitText

coursework/part2/app/Main.hs

@@ -3,4 +3,4 @@ module Main (main) where
 import Lib
 
 main :: IO ()
-main = someFunc
+main = putStrLn "Temp"

coursework/part2/src/Lib.hs

@@ -1,6 +1,25 @@
-module Lib
-    ( someFunc
-    ) where
+module Lib where
 
-someFunc :: IO ()
-someFunc = putStrLn "someFunc"
+import Data.Char (isLetter, toLower)
+
+
+splitText :: String -> [[String]]
+splitText text = map (processSentence . words) (splitSentences text)
+  where
+    splitSentences :: String -> [String]
+    splitSentences [] = []
+    splitSentences s =
+        let (sentence, rest) = break isSeparator s
+            rest' = dropWhile isSeparator rest
+        in if null sentence
+           then splitSentences rest'
+           else sentence : splitSentences rest'
+
+    isSeparator :: Char -> Bool
+    isSeparator c = c `elem` ".!?;:()"
+
+    processSentence :: [String] -> [String]
+    processSentence = filter (not . null) . map cleanWord
+
+    cleanWord :: String -> String
+    cleanWord = map toLower . filter isLetter

coursework/part2/stack.yaml.lock

@@ -0,0 +1,13 @@
+# This file was autogenerated by Stack.
+# You should not edit this file by hand.
+# For more information, please see the documentation at:
+#   https://docs.haskellstack.org/en/stable/lock_files
+
+packages: []
+snapshots:
+- completed:
+    sha256: 08bd13ce621b41a8f5e51456b38d5b46d7783ce114a50ab604d6bbab0d002146
+    size: 720271
+    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/22/43.yaml
+  original:
+    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/22/43.yaml