moved the other commands as well so that everything goes via main

hs/app/DecomposeInput.hs

@@ -27,7 +27,6 @@ decomposeInputOptionsParser :: Parser DecomposeInputOptions
 decomposeInputOptionsParser =
   DecomposeInputOptions
     <$> argument str (help "Filename to read (dot format)" <> metavar "FILE")
-      <**> helper
 
 -- Interleaving composition of restriction to subalphabets
 -- precondition: alph1 and alph2 have no common elements

hs/app/DecomposeOutput.hs

@@ -37,7 +37,6 @@ decomposeOutputOptionsParser =
   DecomposeOutputOptions
     <$> argument str (help "Filename to read (dot format)" <> metavar "FILE")
     <*> option auto (long "components" <> short 'c' <> help "Number of components" <> metavar "NUM" <> showDefault <> value 2)
-      <**> helper
 
 mainDecomposeOutput :: DecomposeOutputOptions -> CommonOptions -> IO ()
 mainDecomposeOutput DecomposeOutputOptions{..} CommonOptions{..} = do

hs/app/HsiMethod.hs

@@ -0,0 +1,51 @@
+module HsiMethod where
+
+import Data.Trie qualified as Trie
+import DotParser (readDotFile)
+import Mealy (MealyMachine (..))
+import SplittingTree (initialPRState, refine)
+import StateIdentifiers (stateIdentifierFor)
+
+import Control.Monad.Trans.State (evalStateT)
+import Data.Map.Strict qualified as Map
+import Options.Applicative
+
+newtype HsiMethodOptions = HsiMethodOptions
+  { filename :: FilePath
+  }
+  deriving Show
+
+hsiMethodOptionsParser :: Parser HsiMethodOptions
+hsiMethodOptionsParser =
+  HsiMethodOptions
+    <$> argument str (help "Filename to read (dot format)" <> metavar "FILE")
+
+mainHsiMethod :: HsiMethodOptions -> IO ()
+mainHsiMethod HsiMethodOptions{..} = do
+  let dotFile = filename
+  print dotFile
+  machine <- readDotFile dotFile
+
+  -- convert to mealy
+  let
+    MealyMachine{..} = machine
+    outputFuns = [(i, fun) | i <- inputs, let fun s = fst (behaviour s i)]
+    reverseTransitionMaps i = Map.fromListWith (++) [(t, [s]) | s <- states, let t = snd (behaviour s i)]
+    reverseFuns = [(i, fun) | i <- inputs, let m = reverseTransitionMaps i, let fun s = Map.findWithDefault [] s m]
+
+  (partition, splittingTree) <- evalStateT (refine print outputFuns reverseFuns) (initialPRState states)
+
+  putStrLn "\nPARTITION"
+  print partition
+
+  putStrLn "\nTREE"
+  print splittingTree
+
+  let
+    siFor s = stateIdentifierFor s partition splittingTree
+
+  putStrLn "\nHARMONISED STATE IDENTIFIERS"
+  sis <- mapM (\s -> let si = siFor s in print (Trie.toList si) >> return si) states
+
+  putStrLn "\nW-SET"
+  print (Trie.toList . foldr Trie.union Trie.empty $ sis)

hs/app/LStarMain.hs

@@ -1,4 +1,4 @@
-module Main where
+module LStarMain where
 
 import Bisimulation (bisimulation2)
 import DotParser (readDotFile)
@@ -9,19 +9,25 @@ import Control.Monad (when)
 import Control.Monad.Trans.Class
 import Control.Monad.Trans.State.Strict
 import Data.Map.Strict qualified as Map
-import System.Environment
+import Options.Applicative
 
-debugOutput :: Bool
-debugOutput = False
+data LStarOptions = LStarOptions
+  { filename :: FilePath
+  , debugOutput :: Bool
+  }
+  deriving Show
 
-semanticsForState :: MealyMachine s i o -> s -> [i] -> o
-semanticsForState _ _ [] = error ""
-semanticsForState MealyMachine{..} q [a] = fst (behaviour q a)
-semanticsForState m@MealyMachine{..} q (a : w) = semanticsForState m (snd (behaviour q a)) w
+lStarOptionsParser :: Parser LStarOptions
+lStarOptionsParser =
+  LStarOptions
+    <$> argument str (help "Filename to read (dot format)" <> metavar "FILE")
+    <*> switch (long "verbose" <> short 'v' <> help "Enable extra debugging output")
+
+mainLStar :: LStarOptions -> IO ()
+mainLStar LStarOptions{..} = do
+  let
+    dotFile = filename
 
-main :: IO ()
-main = do
-  [dotFile] <- getArgs
   print dotFile
   machine <- readDotFile dotFile
 
@@ -62,3 +68,8 @@ main = do
 
   putStrLn $ "Size:  " <> show a
   putStrLn $ "MQs:   " <> show b
+
+semanticsForState :: MealyMachine s i o -> s -> [i] -> o
+semanticsForState _ _ [] = error ""
+semanticsForState MealyMachine{..} q [a] = fst (behaviour q a)
+semanticsForState m@MealyMachine{..} q (a : w) = semanticsForState m (snd (behaviour q a)) w

hs/app/Main.hs

@@ -5,6 +5,8 @@ module Main where
 import CommonOptions
 import DecomposeInput
 import DecomposeOutput
+import HsiMethod
+import LStarMain
 import RandomGen
 
 import Options.Applicative
@@ -23,6 +25,8 @@ main = do
   case optCommand of
     DecomposeOutput options -> mainDecomposeOutput options commonOptions
     DecomposeInput options -> mainDecomposeInput options commonOptions
+    HsiMethod options -> mainHsiMethod options
+    LStar options -> mainLStar options
     RandomGen options -> mainRandomGen options
 
 data Options = Options
@@ -36,16 +40,21 @@ optionsParser =
     <$> commandParser
     <*> commonOptionsParser
       <**> helper
+      <**> simpleVersioner "0.4.0.0"
 
 data Command
   = DecomposeOutput DecomposeOutputOptions
   | DecomposeInput DecomposeInputOptions
+  | HsiMethod HsiMethodOptions
+  | LStar LStarOptions
   | RandomGen RandomGenOptions
   deriving Show
 
 commandParser =
-  subparser
+  hsubparser
     ( command "decompose-output" (info (DecomposeOutput <$> decomposeOutputOptionsParser) (progDesc "decompose based on output"))
         <> command "decompose-input" (info (DecomposeInput <$> decomposeInputOptionsParser) (progDesc "decompose based on independent inputs"))
+        <> command "hsi-method" (info (HsiMethod <$> hsiMethodOptionsParser) (progDesc "construct HSI test suite from specification dot file"))
+        <> command "lstar" (info (LStar <$> lStarOptionsParser) (progDesc "little l* playground"))
         <> command "random-gen" (info (RandomGen <$> randomGenOptionsParser) (progDesc "generate random parallel compositions"))
     )

hs/app/Playground.hs

@@ -1,51 +0,0 @@
-module Main where
-
-import Data.Trie qualified as Trie
-import DotParser (readDotFile)
-import Mealy (MealyMachine (..))
-import SplittingTree (initialPRState, refine)
-import StateIdentifiers (stateIdentifierFor)
-
-import Control.Monad.Trans.State (evalStateT)
-import Data.Map.Strict qualified as Map
-import System.Environment (getArgs)
-
-main :: IO ()
-main = do
-  args <- getArgs
-  case args of
-    ("HSI" : ls) -> mainHSI ls
-    _ -> putStrLn "Please provide one of [HSI, InputDecomp]"
-
-mainHSI :: [String] -> IO ()
-mainHSI args = case args of
-  [dotFile] -> run dotFile
-  _ -> putStrLn "Please provide a dot file"
- where
-  run dotFile = do
-    print dotFile
-    machine <- readDotFile dotFile
-
-    -- convert to mealy
-    let
-      MealyMachine{..} = machine
-      outputFuns = [(i, fun) | i <- inputs, let fun s = fst (behaviour s i)]
-      reverseTransitionMaps i = Map.fromListWith (++) [(t, [s]) | s <- states, let t = snd (behaviour s i)]
-      reverseFuns = [(i, fun) | i <- inputs, let m = reverseTransitionMaps i, let fun s = Map.findWithDefault [] s m]
-
-    (partition, splittingTree) <- evalStateT (refine print outputFuns reverseFuns) (initialPRState states)
-
-    putStrLn "\nPARTITION"
-    print partition
-
-    putStrLn "\nTREE"
-    print splittingTree
-
-    let
-      siFor s = stateIdentifierFor s partition splittingTree
-
-    putStrLn "\nHARMONISED STATE IDENTIFIERS"
-    sis <- mapM (\s -> let si = siFor s in print (Trie.toList si) >> return si) states
-
-    putStrLn "\nW-SET"
-    print (Trie.toList . foldr Trie.union Trie.empty $ sis)

hs/app/RandomGen.hs

@@ -25,7 +25,6 @@ randomGenOptionsParser =
   RandomGenOptions
     <$> option auto (long "states" <> short 'n' <> help "Number of states per component (max)" <> metavar "NUM" <> showDefault <> value 10)
     <*> option auto (long "components" <> short 'c' <> help "Number of components" <> metavar "COMP" <> showDefault <> value 2)
-      <**> helper
 
 genTransitions :: _ => Int -> [Char] -> [Char] -> RandT _ _ _
 genTransitions size inputs outputs = do

hs/mealy-decompose.cabal

@@ -1,6 +1,6 @@
 cabal-version:      2.2
 name:               mealy-decompose
-version:            0.3.0.0
+version:            0.4.0.0
 license:            EUPL-1.2
 license-file:       LICENSE
 author:             Joshua Moerman
@@ -53,24 +53,12 @@ executable mealy-decompose-main
     CommonOptions,
     DecomposeInput,
     DecomposeOutput,
+    HsiMethod,
+    LStarMain,
     RandomGen
   default-extensions:
     OverloadedStrings
 
-executable mealy-decompose-lstar
-  import: stuff
-  hs-source-dirs: app
-  main-is: LStarMain.hs
-  build-depends:
-    mealy-decompose
-
-executable mealy-decompose-playground
-  import: stuff
-  hs-source-dirs: app
-  main-is: Playground.hs
-  build-depends:
-    mealy-decompose
-
 test-suite mealy-decompose-test
   import: stuff
   hs-source-dirs: test