version 0.3.1.1

The old one still pointed to GitHub.

.gitignore

@@ -1,3 +1,2 @@
 .stack-work/
-passman.cabal
 *~

ChangeLog.md

@@ -1,6 +1,42 @@
 # Changelog for passman
 
-## Unreleased changes
+## 0.3.1.1
+
+- updated documentation to on longer mention GitHub
+- updated resolver to LTS 20.19
+
+## 0.3.1
+
+- set maximum version of transformers package
+- allow user to specifiy a temporary master password to retrieve a password
+
+## 0.3.0.2
+
+- more dependency versions
+
+## 0.3.0.1
+
+- updated to latest stackage LTS
+- specified versions for dependencies
+
+## 0.3.0
+
+- updated to more recent LTS snapshot
+- use microlens instead of lens
+
+## 0.2.1
+
+- refactoring
+- store the database where Windows can find it
+- confirm master password before creating new service
+
+## 0.2
+
+- implemented manual saving
+- added a warning when changing master password
+- some code cleanup as suggested by [Stephen Paul Weber](https://github.com/singpolyma)
+
+## 0.1.1
 
 - corrected a bug that was causing the pwGenerate function to hang occasionally.
   - this may cause some passwords to be generated differently

README.md

@@ -1,7 +1,7 @@
 # passman
 
-Copyright (C) 2018, 2019 Jonathan Lamothe
-<jlamothe1980@gmail.com>
+Copyright (C) 2018-2023 Jonathan Lamothe
+<jonathan@jlamothe.net>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -41,16 +41,11 @@ for instructions on installing Haskell Stack.  Once you have done
 this, you can simply enter the command `stack install passman` in the
 terminal to install passman.
 
-## GitHub
+## Codeberg
 
-The most recent version of passman can be found on GitHub at
-<https://github.com/jlamothe/passman>.
+The most recent version of passman can be found on Codeberg at
+<https://codeberg.org/jlamothe/passman>.
 
 ## Pull Requests
 
 Pull requests are welcome, but should be made to the `dev` branch.
-
-## Donations
-
-Bitcoin donations are accepted (but not required) at:
-18hqEsXCinyauDp6smPUEVuscjDdasTKvr

app/Main.hs

@@ -1,8 +1,8 @@
 {-
 
 passman
-Copyright (C) 2018, 2019 Jonathan Lamothe
-<jlamothe1980@gmail.com>
+Copyright (C) 2018-2021 Jonathan Lamothe
+<jonathan@jlamothe.net>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -22,15 +22,15 @@ License along with this program.  If not, see
 
 module Main where
 
-import Control.Monad (mapM_)
 import Control.Monad.Trans.State as S
-import Data.Maybe (maybe)
-import System.Console.HCL (Request, reqFail, reqIO, runRequest)
-import System.Environment (lookupEnv)
+import System.Console.HCL (Request, reqIO, runRequest)
+import System.EasyFile
+  ( createDirectoryIfMissing
+  , getAppUserDataDirectory
+  , (</>)
+  )
 import System.Random (getStdGen)
 
-import Password
-
 import Types
 import UI
 import Util
@@ -47,24 +47,9 @@ setup = do
   return $ Status g pw p db
 
 getDBPath :: Request FilePath
-getDBPath = reqIO (lookupEnv "HOME") >>= maybe
-  (do
-    reqIO $ putStrLn "ERROR: can't find home directory"
-    reqFail)
-  (\home -> case pathDelim home of
-    Nothing -> do
-      reqIO $ putStrLn "ERROR: unsupported home path"
-      reqFail
-    Just delim -> return $ home ++
-      (if last home == delim then "" else [delim]) ++
-      ".passman.json")
-
-pathDelim :: FilePath -> Maybe Char
-pathDelim = foldr
-  (\x a -> case x of
-    '/'  -> Just '/'
-    '\\' -> Just '\\'
-    _    -> a)
-  Nothing
+getDBPath = reqIO $ do
+  path <- getAppUserDataDirectory "passman"
+  createDirectoryIfMissing True path
+  return $ path </> "database.json"
 
 --jl

app/Types.hs

@@ -1,8 +1,8 @@
 {-
 
 passman
-Copyright (C) 2018, 2019 Jonathan Lamothe
-<jlamothe1980@gmail.com>
+Copyright (C) 2018-2021 Jonathan Lamothe
+<jonathan@jlamothe.net>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -24,8 +24,9 @@ License along with this program.  If not, see
 
 module Types (Status (Status), gen, dbPath, masterPass, database) where
 
-import Control.Lens (makeLenses, set, (^.))
-import System.Random (RandomGen (next, split), StdGen)
+import Lens.Micro (set, (^.))
+import Lens.Micro.TH (makeLenses)
+import System.Random (RandomGen (genWord64, split), StdGen)
 
 import Password
 
@@ -39,8 +40,8 @@ data Status = Status
 makeLenses ''Status
 
 instance RandomGen Status where
-  next s = (x, s') where
-    (x, g') = next g
+  genWord64 s = (x, s') where
+    (x, g') = genWord64 g
     s' = set gen g' s
     g = s^.gen
   split s = (s1, s2) where

app/UI.hs

@@ -1,8 +1,8 @@
 {-
 
 passman
-Copyright (C) 2018, 2019 Jonathan Lamothe
-<jlamothe1980@gmail.com>
+Copyright (C) 2018-2021 Jonathan Lamothe
+<jonathan@jlamothe.net>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -20,14 +20,15 @@ License along with this program.  If not, see
 
 -}
 
+{-# LANGUAGE LambdaCase #-}
+
 module UI (getMasterPass, mainMenu) where
 
-import Control.Applicative ((<|>))
-import Control.Lens (over, set, view, (^.))
 import Control.Monad (when)
 import Control.Monad.Trans.Class (lift)
 import qualified Control.Monad.Trans.State as S
-import Data.Maybe (maybe)
+import Lens.Micro (over, set, (^.), (.~))
+import Lens.Micro.Extras (view)
 import System.Console.HCL
   ( Request
   , prompt
@@ -60,15 +61,30 @@ getMasterPass = do
 mainMenu :: S.StateT Status IO ()
 mainMenu =
   menu "Main Menu"
-    [ ( "add a password",         addPassword      )
-    , ( "view/edit a password",   viewEditMenu     )
+    [ ( "view/edit a password",   viewEditMenu     )
+    , ( "add a password",         addPassword      )
     , ( "change master password", changeMasterPass )
+    , ( "save manually",          save >> mainMenu )
     , ( "lock session",           lockSession      )
     , ( "quit",                   quit             )
     ]
 
 addPassword :: S.StateT Status IO ()
 addPassword = do
+  pass <- S.gets (^.masterPass)
+
+  lift (runRequest $ prompt "confirm master password: " reqPassword)
+    >>= \case
+      Nothing -> mainMenu
+      Just chkPass
+        | pass == chkPass -> addPassword'
+
+        | otherwise -> do
+          lift $ putStrLn "Incorrect master password."
+          mainMenu
+
+addPassword' :: S.StateT Status IO ()
+addPassword' = do
   svc <- req $ prompt "service name: " reqResp
   ifServExists svc
     (do
@@ -93,9 +109,13 @@ viewEditMenu = menu "View/Edit Password"
 
 changeMasterPass :: S.StateT Status IO ()
 changeMasterPass = do
-  oldP <- S.gets $ view masterPass
-  newP <- req $ reqDefault getMasterPass oldP
-  S.modify $ set masterPass newP
+  req (confirm $
+    "\nWARNING: Changing your master password will change all of your saved passwords.\n" ++
+    "Are you sure you would like to proceed?") >>= flip when
+    (do
+      oldP <- S.gets $ view masterPass
+      newP <- req $ reqDefault getMasterPass oldP
+      S.modify $ set masterPass newP)
   mainMenu
 
 lockSession :: S.StateT Status IO ()
@@ -141,11 +161,12 @@ selectServ xs = menu "Select Service" $
 
 servMenu :: String -> S.StateT Status IO ()
 servMenu x = menu x
-  [ ( "show password",  showPass x >> servMenu x )
-  , ( "edit password",  editPassMenu x           )
-  , ( "remove service", removeServ x             )
-  , ( "rename service", renameServ x             )
-  , ( "back",           mainMenu                 )
+  [ ( "show password",           showPass x >> servMenu x )
+  , ( "show alternate password", showAltPass x            )
+  , ( "edit password",           editPassMenu x           )
+  , ( "remove service",          removeServ x             )
+  , ( "rename service",          renameServ x             )
+  , ( "back",                    mainMenu                 )
   ]
 
 editPassMenu :: String -> S.StateT Status IO ()
@@ -205,24 +226,34 @@ doEditPolicy x = withService x mainMenu $ \d -> do
   editPassMenu x
 
 showPass :: String -> S.StateT Status IO ()
-showPass x = do
+showPass x = withService x
+  (lift $ putStrLn "The service could not be found in the database.") $
+  \d -> do
+    lift $ putStrLn ""
+    mp <- S.gets $ view masterPass
+    lift $ putStrLn $ case pwGenerate mp d of
+      Nothing -> "The password data were not valid."
+      Just pw -> "password for " ++ x ++ ": " ++ pw
+
+showAltPass :: String -> S.StateT Status IO ()
+showAltPass srv = do
   lift $ putStrLn ""
-  withService x
-    (lift $ putStrLn "The service could not be found in the database.") $
-    \d -> do
-      pw <- S.gets $ view masterPass
-      lift $ putStrLn $ case pwGenerate pw d of
-        Nothing -> "The password data were not valid."
-        Just pw -> "password for " ++ x ++ ": " ++ pw
+  old <- S.gets $ view masterPass
+  Just new <- lift $ runRequest $ required $ prompt "alternate master password: " reqPassword
+  S.modify $ masterPass .~ new
+  showPass srv
+  S.modify $ masterPass .~ old
+  servMenu srv
 
 -- TODO: refactor this monstrosity
 editPolicy :: PWPolicy -> Request PWPolicy
-editPolicy p = do
-  p <- edit "length" (p^.pwLength) pwLength p
-  p <- edit "min upper case"  (p^.pwUpper) pwUpper p
-  p <- edit "min lower case" (p^.pwLower) pwLower p
-  p <- edit "min digits" (p^.pwDigits) pwDigits p
-  p <- special p
+editPolicy policy = do
+  p <-
+    edit "length" (policy^.pwLength) pwLength policy >>=
+    edit "min upper case"  (policy^.pwUpper) pwUpper >>=
+    edit "min lower case" (policy^.pwLower) pwLower  >>=
+    edit "min digits" (policy^.pwDigits) pwDigits    >>=
+    special
   if validatePWPolicy p
     then return p
     else do
@@ -232,9 +263,9 @@ editPolicy p = do
       reqFail
   where
     edit l v t p = do
-      v <- reqDefault
+      v' <- reqDefault
         (prompt ("new " ++ l ++ " (default " ++ show v ++ "): ") reqInt) v
-      return $ set t v p
+      return $ set t v' p
     special p = do
       reqIO $ putStrLn $ "Special characters are currently " ++
         (case p^.pwSpecial of

app/Util.hs

@@ -1,8 +1,8 @@
 {-
 
 passman
-Copyright (C) 2018, 2019 Jonathan Lamothe
-<jlamothe1980@gmail.com>
+Copyright (C) 2018-2021 Jonathan Lamothe
+<jonathan@jlamothe.net>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -33,19 +33,19 @@ module Util
   , save
   ) where
 
-import Control.Lens (over, view)
 import Control.Monad (join)
 import Control.Monad.Trans.Class (lift)
 import qualified Control.Monad.Trans.State as S
 import Data.Aeson (decodeFileStrict, encodeFile)
-import Data.Maybe (fromJust)
+import Data.Maybe (fromJust, fromMaybe)
+import Lens.Micro (over)
+import Lens.Micro.Extras (view)
 import System.Console.HCL
   ( Request
   , prompt
   , reqAgree
   , reqChar
   , reqDefault
-  , reqIf
   , reqIO
   , reqMenu
   , required
@@ -79,9 +79,7 @@ withService
   -> S.StateT Status IO a
 withService srv fb act = do
   db <- S.gets $ view database
-  case pwGetService srv db of
-    Nothing -> fb
-    Just x  -> act x
+  maybe fb act $ pwGetService srv db
 
 ifServExists
   :: String
@@ -109,9 +107,7 @@ confirm x = prompt (x ++ " (y/n): ") $ reqAgree Nothing $ fmap return reqChar
 loadFrom :: FilePath -> Request PWDatabase
 loadFrom path = reqDefault
   (reqIO (decodeFileStrict path))
-  (Just newPWDatabase) >>= maybe
-  (return newPWDatabase)
-  return
+  (Just newPWDatabase) >>= (return . fromMaybe newPWDatabase)
 
 save :: S.StateT Status IO ()
 save = do

package.yaml

@@ -1,10 +1,11 @@
 name:                passman
-version:             0.1.1
-github:              "jlamothe/passman"
-license:             LGPL-3
+version:             0.3.1.1
+license:             LGPL-3.0-or-later
 author:              "Jonathan Lamothe"
-maintainer:          "jlamothe1980@gmail.com"
-copyright:           "(C) 2018, 2019 Jonathan Lamothe"
+maintainer:          "jonathan@jlamothe.net"
+copyright:           "(C) 2018-2023 Jonathan Lamothe"
+homepage:            https://codeberg.org/jlamothe/passman
+bug-reports:         https://codeberg.org/jlamothe/passman/issues
 
 extra-source-files:
 - README.md
@@ -17,22 +18,27 @@ category:            Security
 # To avoid duplicated efforts in documentation and dealing with the
 # complications of embedding Haddock markup inside cabal files, it is
 # common to point users to the README.md file.
-description:         Please see the README on GitHub at <https://github.com/jlamothe/passman#readme>
+description:         a simple password manager - see README.md for details
 
 dependencies:
 - base >= 4.7 && < 5
-- aeson
-- bytestring
-- containers
-- lens
-- random
+- aeson >= 2.0.3.0 && < 2.1
+- bytestring >= 0.11.4.0 && < 0.12
+- containers >= 0.6.2.1 && < 0.7
+- microlens >= 0.4.11.2 && < 0.5
+- microlens-th >= 0.4.3.6 && < 0.5
+- random >=1.2.1.1 && < 1.3
+
+ghc-options:
+- -Wall
 
 library:
   source-dirs: src
   dependencies:
-  - base64-bytestring
-  - SHA
-  - text
+  - base16-bytestring >= 1.0.2.0 && < 1.1
+  - base64-bytestring >= 1.2.1.0 && < 1.3
+  - SHA >= 1.6.4.4 && < 1.7
+  - text >= 1.2.4.1 && < 1.3
 
 executables:
   passman:
@@ -44,8 +50,9 @@ executables:
     - -with-rtsopts=-N
     dependencies:
     - passman
-    - HCL >= 1.7.1 && < 2
-    - transformers
+    - easy-file >= 0.2.2 && < 0.3
+    - HCL >= 1.8 && < 1.9
+    - transformers >= 0.5.6.2 && < 0.6
 
 tests:
   passman-test:

passman.cabal

@@ -0,0 +1,110 @@
+cabal-version: 2.2
+
+-- This file has been generated from package.yaml by hpack version 0.35.1.
+--
+-- see: https://github.com/sol/hpack
+--
+-- hash: da6c3020622e5c4c06814752b3f3334e52925005f8b3be9516efb9fd1976af9c
+
+name:           passman
+version:        0.3.1.1
+synopsis:       a simple password manager
+description:    a simple password manager - see README.md for details
+category:       Security
+homepage:       https://codeberg.org/jlamothe/passman
+bug-reports:    https://codeberg.org/jlamothe/passman/issues
+author:         Jonathan Lamothe
+maintainer:     jonathan@jlamothe.net
+copyright:      (C) 2018-2023 Jonathan Lamothe
+license:        LGPL-3.0-or-later
+license-file:   LICENSE
+build-type:     Simple
+extra-source-files:
+    README.md
+    ChangeLog.md
+
+library
+  exposed-modules:
+      Password
+  other-modules:
+      Paths_passman
+  autogen-modules:
+      Paths_passman
+  hs-source-dirs:
+      src
+  ghc-options: -Wall
+  build-depends:
+      SHA >=1.6.4.4 && <1.7
+    , aeson >=2.0.3.0 && <2.1
+    , base >=4.7 && <5
+    , base16-bytestring >=1.0.2.0 && <1.1
+    , base64-bytestring >=1.2.1.0 && <1.3
+    , bytestring >=0.11.4.0 && <0.12
+    , containers >=0.6.2.1 && <0.7
+    , microlens >=0.4.11.2 && <0.5
+    , microlens-th >=0.4.3.6 && <0.5
+    , random >=1.2.1.1 && <1.3
+    , text >=1.2.4.1 && <1.3
+  default-language: Haskell2010
+
+executable passman
+  main-is: Main.hs
+  other-modules:
+      Types
+      UI
+      Util
+      Paths_passman
+  autogen-modules:
+      Paths_passman
+  hs-source-dirs:
+      app
+  ghc-options: -Wall -threaded -rtsopts -with-rtsopts=-N
+  build-depends:
+      HCL ==1.8.*
+    , aeson >=2.0.3.0 && <2.1
+    , base >=4.7 && <5
+    , bytestring >=0.11.4.0 && <0.12
+    , containers >=0.6.2.1 && <0.7
+    , easy-file >=0.2.2 && <0.3
+    , microlens >=0.4.11.2 && <0.5
+    , microlens-th >=0.4.3.6 && <0.5
+    , passman
+    , random >=1.2.1.1 && <1.3
+    , transformers >=0.5.6.2 && <0.6
+  default-language: Haskell2010
+
+test-suite passman-test
+  type: exitcode-stdio-1.0
+  main-is: Spec.hs
+  other-modules:
+      Spec.JSON
+      Spec.NewPWData
+      Spec.NewPWDatabase
+      Spec.NewPWPolicy
+      Spec.NewPWSalt
+      Spec.PWGenerate
+      Spec.PWGetService
+      Spec.PWHasService
+      Spec.PWRemoveService
+      Spec.PWSearch
+      Spec.PWSetService
+      Spec.ValidatePWData
+      Spec.ValidatePWDatabase
+      Spec.ValidatePWPolicy
+      Paths_passman
+  autogen-modules:
+      Paths_passman
+  hs-source-dirs:
+      test
+  ghc-options: -Wall -threaded -rtsopts -with-rtsopts=-N
+  build-depends:
+      HUnit
+    , aeson >=2.0.3.0 && <2.1
+    , base >=4.7 && <5
+    , bytestring >=0.11.4.0 && <0.12
+    , containers >=0.6.2.1 && <0.7
+    , microlens >=0.4.11.2 && <0.5
+    , microlens-th >=0.4.3.6 && <0.5
+    , passman
+    , random >=1.2.1.1 && <1.3
+  default-language: Haskell2010

src/Password.hs

@@ -2,9 +2,9 @@
 
 Module:      Password
 Description: a simple password manager
-Copyright:   (C) 2018, 2019 Jonathan Lamothe
+Copyright:   (C) 2018-2021 Jonathan Lamothe
 License:     LGPLv3 (or later)
-Maintainer:  jlamothe1980@gmail.com
+Maintainer:  jonathan@jlamothe.net
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -23,11 +23,11 @@ License along with this program.  If not, see
 -}
 
 {-# LANGUAGE TemplateHaskell #-}
-{-# LANGUAGE  OverloadedStrings #-}
+{-# LANGUAGE OverloadedStrings #-}
 
 module Password (
   -- * Data Types
-  PWDatabase, PWData(..), PWPolicy (..), PWSalt,
+  PWDatabase, PWData(..), PWPolicy (..), PWSalt (..),
   -- ** Lenses
   -- $lenses
   -- *** PWData
@@ -47,11 +47,9 @@ module Password (
   pwHasService, pwSetService, pwGetService, pwRemoveService, pwSearch
   ) where
 
-import Control.Lens (makeLenses, over, set, (^.))
 import Data.Aeson
   ( FromJSON (parseJSON)
   , ToJSON (toJSON)
-  , Value (String)
   , object
   , withObject
   , withText
@@ -59,14 +57,18 @@ import Data.Aeson
   , (.=)
   )
 import qualified Data.ByteString.Lazy as B
+import qualified Data.ByteString.Lazy.Char8 as B8
+import Data.ByteString.Builder (toLazyByteString, stringUtf8)
+import qualified Data.ByteString.Base16.Lazy as B16
 import qualified Data.ByteString.Base64.Lazy as B64
 import Data.Char (isUpper, isLower, isDigit, isAlphaNum, toLower)
 import Data.Digest.Pure.SHA
+import Data.Either (fromRight)
 import qualified Data.Map as M
 import Data.Maybe (fromMaybe)
-import qualified Data.Text as T'
-import qualified Data.Text.Lazy as T
-import Data.Text.Lazy.Encoding (decodeUtf8, encodeUtf8)
+import qualified Data.Text as T
+import Lens.Micro (over, set, to, (^.))
+import Lens.Micro.TH (makeLenses)
 import System.Random (RandomGen, randoms, split)
 
 -- | a mapping of service names to password data
@@ -96,7 +98,8 @@ data PWPolicy = PWPolicy
   } deriving (Eq, Show)
 
 -- | the "salt" used to generate a password
-type PWSalt = B.ByteString
+newtype PWSalt = PWSalt { runPWSalt :: B.ByteString }
+  deriving (Eq, Show)
 
 -- $lenses The following functions are automatically generated by
 -- @makeLenses@. See the
@@ -119,11 +122,11 @@ instance FromJSON PWPolicy where
     <*> v .: "min_digits"
     <*> v .: "min_special"
 
-instance FromJSON B.ByteString where
-  parseJSON = withText "ByteString" $ \v ->
-    case B64.decode $ encodeUtf8 $ T.pack $ T'.unpack v of
+instance FromJSON PWSalt where
+  parseJSON = withText "PWSalt" $ \v ->
+    case B64.decode $ toUTF8 $ T.unpack v of
       Left x  -> fail x
-      Right x -> return x
+      Right x -> return $ PWSalt x
 
 instance ToJSON PWData where
   toJSON d = object
@@ -140,8 +143,8 @@ instance ToJSON PWPolicy where
     , "min_special" .= (p^.pwSpecial)
     ]
 
-instance ToJSON B.ByteString where
-  toJSON = toJSON . toB64
+instance ToJSON PWSalt where
+  toJSON = toJSON . toB64 . runPWSalt
 
 -- | default (empty) password database
 newPWDatabase :: PWDatabase
@@ -170,7 +173,7 @@ newPWSalt
   -> (PWSalt, g)
   -- ^ the result and new random generator
 newPWSalt g = (result, g2) where
-  result = B.pack $ take 32 $ randoms g1
+  result = PWSalt $ B.pack $ take 32 $ randoms g1
   (g1, g2) = split g
 
 -- | validates a password database
@@ -189,7 +192,7 @@ validatePWData
   -- ^ @"True"@ if valid; @"False"@ otherwise
 validatePWData x =
   validatePWPolicy (x^.pwPolicy) &&
-  B.length (x^.pwSalt) > 0
+  B.length (x^.pwSalt.to runPWSalt) > 0
 
 -- | validates a password policy
 validatePWPolicy
@@ -322,26 +325,24 @@ isSpecial :: Char -> Bool
 isSpecial = not . isAlphaNum
 
 mkPass :: String -> PWPolicy -> String
-mkPass (x:xs) p = let p' = nextPolicy x p in
-  if p^.pwLength <= 0
+mkPass [] _ = "" -- this should never happen
+mkPass (x:xs) p = if p^.pwLength <= 0
   then ""
-  else if validatePWPolicy p'
-  then x : mkPass xs p'
-  else mkPass xs p
+  else let p' = nextPolicy x p in
+    if validatePWPolicy p'
+    then x : mkPass xs p'
+    else mkPass xs p
 
 mkPool :: B.ByteString -> String
 mkPool = toB64 . raw where
   raw x = let x' = mkHash x in
     x' `B.append` raw x'
 
-mkSeed :: String -> PWData -> B.ByteString
-mkSeed pw d = toUTF8 pw `B.append` (d^.pwSalt)
+mkSeed :: String -> PWData ->B.ByteString
+mkSeed pw d = toUTF8 pw `B.append` (d^.pwSalt.to runPWSalt)
 
 mkHash :: B.ByteString -> B.ByteString
-mkHash = raw . show . sha256 where
-  raw (x:y:xs) = read ("0x" ++ [x] ++ [y]) `B.cons` raw xs
-  raw [_] = error "odd number of hex digits in hash"
-  raw "" = B.empty
+mkHash = fromRight "" . B16.decode . toUTF8 . show . sha256
 
 nextPolicy :: Char -> PWPolicy -> PWPolicy
 nextPolicy x p = over pwLength pred $
@@ -358,15 +359,15 @@ nextPolicy x p = over pwLength pred $
     dec l = over l (max 0 . pred) p
 
 toUTF8 :: String -> B.ByteString
-toUTF8 = encodeUtf8 . T.pack
+toUTF8 = toLazyByteString . stringUtf8
 
 toB64 :: B.ByteString -> String
-toB64 = T.unpack . decodeUtf8 . B64.encode
+toB64 = B8.unpack . B64.encode
 
 contains :: String -> String -> Bool
 _ `contains` "" = True
 "" `contains` _ = False
-xs@(x:xs') `contains` ys
+xs@(_:xs') `contains` ys
   | xs `startsWith` ys = True
   | otherwise = xs' `contains` ys
 

stack.yaml

@@ -17,7 +17,7 @@
 #
 # resolver: ./custom-snapshot.yaml
 # resolver: https://example.com/snapshots/2018-01-01.yaml
-resolver: lts-12.21
+resolver: lts-20.19
 
 # User packages to be built.
 # Various formats can be used as shown in the example below.
@@ -38,7 +38,7 @@ packages:
 # using the same syntax as the packages field.
 # (e.g., acme-missiles-0.3)
 extra-deps:
-- HCL-1.7.1@sha256:7bc617fbc9ba4b1f9c10d9b3e195042c1f031629f86d08253eec87660492d646
+- HCL-1.8@sha256:39ec0da0cd6157f20c395e1b0df474df45efb0088afdaab20bb9dfb3662baf7c,1726
 
 # Override default flag values for local packages and extra-deps
 # flags: {}

stack.yaml.lock

@@ -0,0 +1,19 @@
+# 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:
+- completed:
+    hackage: HCL-1.8@sha256:39ec0da0cd6157f20c395e1b0df474df45efb0088afdaab20bb9dfb3662baf7c,1726
+    pantry-tree:
+      sha256: 5c93c5184dc378de5ecf235aa1a60dc24163ab7e0efad19c8f3bbc94354cf2b8
+      size: 1223
+  original:
+    hackage: HCL-1.8@sha256:39ec0da0cd6157f20c395e1b0df474df45efb0088afdaab20bb9dfb3662baf7c,1726
+snapshots:
+- completed:
+    sha256: 42f77c84b34f68c30c2cd0bf8c349f617a0f428264362426290847a6a2019b64
+    size: 649618
+    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/20/19.yaml
+  original: lts-20.19

test/Spec.hs

@@ -1,8 +1,8 @@
 {-
 
 passman
-Copyright (C) 2018, 2019 Jonathan Lamothe
-<jlamothe1980@gmail.com>
+Copyright (C) 2018-2021 Jonathan Lamothe
+<jonathan@jlamothe.net>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -41,11 +41,13 @@ import qualified Spec.ValidatePWData as ValidatePWData
 import qualified Spec.ValidatePWDatabase as ValidatePWDatabase
 import qualified Spec.ValidatePWPolicy as ValidatePWPolicy
 
+main :: IO ()
 main = do
   counts <- runTestTT tests
   when (failures counts > 0 || errors counts > 0)
     exitFailure
 
+tests :: Test
 tests = TestList
   [ NewPWDatabase.tests
   , NewPWData.tests

test/Spec/JSON.hs

@@ -1,8 +1,8 @@
 {-
 
 passman
-Copyright (C) 2018, 2019 Jonathan Lamothe
-<jlamothe1980@gmail.com>
+Copyright (C) 2018-2021 Jonathan Lamothe
+<jonathan@jlamothe.net>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -25,31 +25,41 @@ module Spec.JSON (tests) where
 import Data.Aeson (eitherDecode, encode, decode)
 import qualified Data.ByteString.Lazy as B
 import qualified Data.Map as M
-import System.Random (mkStdGen)
+import System.Random (mkStdGen, StdGen)
 import Test.HUnit (Test (..), (~?=))
 
 import Password
 
+tests :: Test
 tests = TestLabel "JSON" $ TestList [success, failure]
 
+success :: Test
 success = TestLabel "succeasful encoding/decoding" $
   eitherDecode (encode db) ~?= Right db
 
+failure :: Test
 failure = TestLabel "decoding failure" $
   (decode B.empty :: Maybe PWDatabase) ~?= Nothing
 
+db :: M.Map String PWData
 db = M.fromList
   [ ( "foo", foo )
   , ( "bar", bar )
   , ( "baz", baz )
   ]
 
+foo :: PWData
+g'  :: StdGen
 (foo, g') = newPWData g
 
+bar :: PWData
+g'' :: StdGen
 (bar, g'') = newPWData g'
 
+baz :: PWData
 (baz, _) = newPWData g''
 
+g :: StdGen
 g = mkStdGen 1
 
 --jl

test/Spec/NewPWData.hs

@@ -1,8 +1,8 @@
 {-
 
 passman
-Copyright (C) 2018, 2019 Jonathan Lamothe
-<jlamothe1980@gmail.com>
+Copyright (C) 2018-2021 Jonathan Lamothe
+<jonathan@jlamothe.net>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -22,24 +22,28 @@ License along with this program.  If not, see
 
 module Spec.NewPWData (tests) where
 
-import Control.Lens ((^.))
-import System.Random (mkStdGen)
+import Lens.Micro ((^.))
+import System.Random (mkStdGen, StdGen)
 import Test.HUnit (Test  (..), (~?=))
 
 import Password
 
+tests :: Test
 tests = TestLabel "newPData" $ TestList
   [ testSalt x
   , testPolicy x
   ] where (x, _) = newPWData g
 
+testSalt :: PWData -> Test
 testSalt x = TestLabel "pwSalt" $
   x^.pwSalt ~?= salt where
     (salt, _) = newPWSalt g
 
+testPolicy :: PWData -> Test
 testPolicy x = TestLabel "pwPolicy" $
   x^.pwPolicy ~?= newPWPolicy
 
+g :: StdGen
 g = mkStdGen 1
 
 --jl

test/Spec/NewPWDatabase.hs

@@ -1,8 +1,8 @@
 {-
 
 passman
-Copyright (C) 2018, 2019 Jonathan Lamothe
-<jlamothe1980@gmail.com>
+Copyright (C) 2018-2021 Jonathan Lamothe
+<jonathan@jlamothe.net>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -26,6 +26,7 @@ import Test.HUnit (Test (..), (~?=))
 
 import Password
 
+tests :: Test
 tests = TestLabel "newPWDatabase" $
   length newPWDatabase ~?= 0
 

test/Spec/NewPWPolicy.hs

@@ -1,8 +1,8 @@
 {-
 
 passman
-Copyright (C) 2018, 2019 Jonathan Lamothe
-<jlamothe1980@gmail.com>
+Copyright (C) 2018-2021 Jonathan Lamothe
+<jonathan@jlamothe.net>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -22,11 +22,12 @@ License along with this program.  If not, see
 
 module Spec.NewPWPolicy (tests) where
 
-import Control.Lens ((^.))
+import Lens.Micro ((^.))
 import Test.HUnit (Test(..), (~?=))
 
 import Password
 
+tests :: Test
 tests = TestLabel "PWPolicy" $ TestList $ map test'
   [ ( "pwLength",  newPWPolicy^.pwLength  ~?= 16     )
   , ( "pwUpper",   newPWPolicy^.pwUpper   ~?= 0      )
@@ -35,6 +36,7 @@ tests = TestLabel "PWPolicy" $ TestList $ map test'
   , ( "pwSpecial", newPWPolicy^.pwSpecial ~?= Just 0 )
   ]
 
+test' :: (String, Test) -> Test
 test' (label, x) = TestLabel label x
 
 --jl

test/Spec/NewPWSalt.hs

@@ -1,8 +1,8 @@
 {-
 
 passman
-Copyright (C) 2018, 2019 Jonathan Lamothe
-<jlamothe1980@gmail.com>
+Copyright (C) 2018-2021 Jonathan Lamothe
+<jonathan@jlamothe.net>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -28,6 +28,7 @@ import Test.HUnit (Test(..), assertBool, (~?=))
 
 import Password
 
+tests :: Test
 tests = TestLabel "newPWSalt" $ TestList
   [ testLength salt
   , testDiff salt salt'
@@ -36,9 +37,12 @@ tests = TestLabel "newPWSalt" $ TestList
     (salt', _) = newPWSalt g'
     g = mkStdGen 1
 
-testLength x = TestLabel "salt length" $ B.length x ~?= 32
+testLength :: PWSalt -> Test
+testLength x = TestLabel "salt length" $
+  B.length (runPWSalt x) ~?= 32
 
-testDiff x y = TestLabel "different generators" $ TestCase $
+testDiff :: PWSalt -> PWSalt -> Test
+testDiff x y = TestLabel "different salts" $ TestCase $
   assertBool "salts match" $ x /= y
 
 --jl

test/Spec/PWGenerate.hs

@@ -1,8 +1,8 @@
 {-
 
 passman
-Copyright (C) 2018, 2019 Jonathan Lamothe
-<jlamothe1980@gmail.com>
+Copyright (C) 2018-2021 Jonathan Lamothe
+<jonathan@jlamothe.net>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -22,9 +22,9 @@ License along with this program.  If not, see
 
 module Spec.PWGenerate (tests) where
 
-import Control.Lens (set, (^.))
 import Data.Maybe (fromJust)
-import System.Random (mkStdGen)
+import Lens.Micro (set, (^.))
+import System.Random (mkStdGen, StdGen)
 import Test.HUnit
   (Test (..)
   , assertBool
@@ -35,6 +35,7 @@ import Test.HUnit
 
 import Password
 
+tests :: Test
 tests = TestLabel "pwGenerate" $ TestList
   [ defaultData
   , invalidPolicy
@@ -43,15 +44,18 @@ tests = TestLabel "pwGenerate" $ TestList
   , differentMaster
   ]
 
+defaultData :: Test
 defaultData = TestLabel "default data" $ TestCase $
   case pwGenerate "foo" validData of
     Nothing -> assertFailure "no password generated"
     Just x  -> assertEqual "incorrect password length"
       (validData^.pwPolicy.pwLength) (length x)
 
+invalidPolicy :: Test
 invalidPolicy = TestLabel "invalid policy" $
   pwGenerate "foo" invalidPolicy' ~?= Nothing
 
+constraints :: Test
 constraints = TestLabel "strict constraints" $ TestCase $
   case pwGenerate "foo" constraints' of
     Nothing -> assertFailure "no password generated"
@@ -67,6 +71,7 @@ constraints = TestLabel "strict constraints" $ TestCase $
       assertEqual "incorrect number of special characters"
         (fromJust $ constraints'^.pwPolicy.pwSpecial) (pwCountSpecial x)
 
+noSpecial :: Test
 noSpecial = TestLabel "no special chars" $ TestCase $
   case pwGenerate "foo" noSpecial' of
     Nothing -> assertFailure "no password generated"
@@ -75,25 +80,31 @@ noSpecial = TestLabel "no special chars" $ TestCase $
         (noSpecial'^.pwPolicy.pwLength) (length x)
       assertEqual "special characters found" 0 $ pwCountSpecial x
 
+differentMaster :: Test
 differentMaster = TestLabel "different master passwords" $ TestCase $
   assertBool "passwords match" $
   fromJust (pwGenerate "foo" validData) /=
   fromJust (pwGenerate "bar" validData)
 
+validData :: PWData
 (validData, _) = newPWData g
 
+invalidPolicy' :: PWData
 invalidPolicy' = set (pwPolicy.pwLength) (-1) validData
 
+constraints' :: PWData
 constraints' = set (pwPolicy.pwUpper) 4 $
   set (pwPolicy.pwLower) 4 $
   set (pwPolicy.pwDigits) 4 $
   set (pwPolicy.pwSpecial) (Just 4)
   validData
 
+noSpecial' :: PWData
 noSpecial' = set (pwPolicy.pwLength) 256 $
   set (pwPolicy.pwSpecial) Nothing
   validData
 
+g :: StdGen
 g = mkStdGen 1
 
 --jl

test/Spec/PWGetService.hs

@@ -1,8 +1,8 @@
 {-
 
 passman
-Copyright (C) 2018, 2019 Jonathan Lamothe
-<jlamothe1980@gmail.com>
+Copyright (C) 2018-2021 Jonathan Lamothe
+<jonathan@jlamothe.net>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -23,35 +23,46 @@ License along with this program.  If not, see
 module Spec.PWGetService (tests) where
 
 import qualified Data.Map as M
-import System.Random (mkStdGen)
+import System.Random (mkStdGen, StdGen)
 import Test.HUnit (Test (..), (~?=))
 
 import Password
 
+tests :: Test
 tests = TestLabel "pwGetService" $ TestList
   [ empty, found, notFound ]
 
+empty :: Test
 empty = TestLabel "empty database" $
   pwGetService "foo" newPWDatabase ~?= Nothing
 
+found :: Test
 found = TestLabel "service found" $
   pwGetService "foo" db ~?= Just foo
 
+notFound :: Test
 notFound = TestLabel "service not found" $
   pwGetService "quux" db ~?= Nothing
 
+db :: M.Map String PWData
 db = M.fromList
   [ ( "foo", foo )
   , ( "bar", bar )
   , ( "baz", baz )
   ]
 
+foo :: PWData
+g'  :: StdGen
 (foo, g') = newPWData g
 
+bar :: PWData
+g'' :: StdGen
 (bar, g'') = newPWData g'
 
+baz :: PWData
 (baz, _) = newPWData g''
 
+g :: StdGen
 g = mkStdGen 1
 
 --jl

test/Spec/PWHasService.hs

@@ -1,8 +1,8 @@
 {-
 
 passman
-Copyright (C) 2018, 2019 Jonathan Lamothe
-<jlamothe1980@gmail.com>
+Copyright (C) 2018-2021 Jonathan Lamothe
+<jonathan@jlamothe.net>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -23,32 +23,41 @@ License along with this program.  If not, see
 module Spec.PWHasService (tests) where
 
 import qualified Data.Map as M
-import System.Random (mkStdGen)
+import System.Random (mkStdGen, StdGen)
 import Test.HUnit (Test (..), (~?=))
 
 import Password
 
+tests :: Test
 tests = TestLabel "pwHasService" $ TestList $ map test'
   [ ( "empty database", "foo",  newPWDatabase, False )
-  , ( "in database",    "foo",  db,            True  )
-  , ( "not found",      "quux", db,            False )
+  , ( "in database",    "foo",  database,      True  )
+  , ( "not found",      "quux", database,      False )
   ]
 
+test' :: (String, String, PWDatabase, Bool) -> Test
 test' (label, x, db, expect) = TestLabel label $
   pwHasService x db ~?= expect
 
-db = M.fromList
+database :: M.Map String PWData
+database = M.fromList
   [ ( "foo", foo )
   , ( "bar", bar )
   , ( "baz", baz )
   ]
 
+foo :: PWData
+g'  :: StdGen
 (foo, g') = newPWData g
 
+bar :: PWData
+g'' :: StdGen
 (bar, g'') = newPWData g'
 
+baz :: PWData
 (baz, _) = newPWData g''
 
+g :: StdGen
 g = mkStdGen 1
 
 --jl

test/Spec/PWRemoveService.hs

@@ -1,8 +1,8 @@
 {-
 
 passman
-Copyright (C) 2018, 2019 Jonathan Lamothe
-<jlamothe1980@gmail.com>
+Copyright (C) 2018-2021 Jonathan Lamothe
+<jonathan@jlamothe.net>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -23,26 +23,31 @@ License along with this program.  If not, see
 module Spec.PWRemoveService (tests) where
 
 import qualified Data.Map.Lazy as M
-import System.Random (mkStdGen)
+import System.Random (mkStdGen, StdGen)
 import Test.HUnit (Test (..), assertBool, (~?=))
 
 import Password
 
+tests :: Test
 tests = TestLabel "pwRemoveService" $ TestList
   [ emptyDB
   , existingService
   , missingService
   ]
 
+emptyDB :: Test
 emptyDB = TestLabel "empty database" $
   pwRemoveService "foo" newPWDatabase ~?= newPWDatabase
 
+existingService :: Test
 existingService = TestLabel "existing service" $
   test' "foo" ["bar", "baz"]
 
+missingService :: Test
 missingService = TestLabel "missing service" $
   test' "quux" ["foo", "bar", "baz"]
 
+test' :: String -> [String] -> Test
 test' serv keys = let db' = pwRemoveService serv db in
   TestList $
   TestLabel "key count" (length keys ~?= length (M.keys db')) :
@@ -50,18 +55,25 @@ test' serv keys = let db' = pwRemoveService serv db in
   (\x -> TestLabel x $ TestCase $ assertBool "service missing" $ pwHasService x db')
   keys
 
+db :: M.Map String PWData
 db = M.fromList
   [ ( "foo", foo )
   , ( "bar", bar )
   , ( "baz", baz )
   ]
 
+foo :: PWData
+g'  ::StdGen
 (foo, g') = newPWData g
 
+bar :: PWData
+g'' :: StdGen
 (bar, g'') = newPWData g'
 
+baz :: PWData
 (baz, _) = newPWData g''
 
+g :: StdGen
 g = mkStdGen 1
 
 --jl

test/Spec/PWSearch.hs

@@ -1,8 +1,8 @@
 {-
 
 passman
-Copyright (C) 2018, 2019 Jonathan Lamothe
-<jlamothe1980@gmail.com>
+Copyright (C) 2018-2021 Jonathan Lamothe
+<jonathan@jlamothe.net>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -23,35 +23,44 @@ License along with this program.  If not, see
 module Spec.PWSearch (tests) where
 
 import qualified Data.Map as M
-import System.Random (mkStdGen)
+import System.Random (mkStdGen, StdGen)
 import Test.HUnit (Test (..), assertBool, (~?=))
 
 import Password
 
+tests :: Test
 tests = TestLabel "pwSearch" $ TestList $ map test'
   [ ( "no results",   "quux", []                    )
   , ( "some results", "A",    ["bar", "baz"]        )
   , ( "all results",  "",     ["foo", "bar", "baz"] )
   ]
 
+test' :: (String, String, [String]) -> Test
 test' (label, str, expect) = TestLabel label $ TestList $
   TestLabel "length" (length result ~?= length expect) :
   map (\x -> TestLabel ("has " ++ x) $ TestCase $
     assertBool "not found" $ elem x expect) result
   where result = pwSearch str db
 
+db :: M.Map String PWData
 db = M.fromList
   [ ( "foo", foo )
   , ( "bar", bar )
   , ( "baz", baz )
   ]
 
+foo :: PWData
+g'  :: StdGen
 (foo, g') = newPWData g
 
+bar :: PWData
+g'' :: StdGen
 (bar, g'') = newPWData g'
 
+baz :: PWData
 (baz, _) = newPWData g''
 
+g :: StdGen
 g = mkStdGen 1
 
 --jl

test/Spec/PWSetService.hs

@@ -1,8 +1,8 @@
 {-
 
 passman
-Copyright (C) 2018, 2019 Jonathan Lamothe
-<jlamothe1980@gmail.com>
+Copyright (C) 2018-2021 Jonathan Lamothe
+<jonathan@jlamothe.net>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -23,51 +23,68 @@ License along with this program.  If not, see
 module Spec.PWSetService (tests) where
 
 import qualified Data.Map as M
-import System.Random (mkStdGen)
+import System.Random (mkStdGen, StdGen)
 import Test.HUnit (Test (..), (~?=))
 
 import Password
 
+tests :: Test
 tests = TestLabel "pwSetService" $ TestList
   [ addToEmpty, addToNonEmpty, addToExisting ]
 
+addToEmpty :: Test
 addToEmpty = tests' "empty database" newPWDatabase 1
 
+addToNonEmpty :: Test
 addToNonEmpty = tests' "non-empty database" nonEmpty 3
 
+addToExisting :: Test
 addToExisting = tests' "existing database" existing 3
 
+tests' :: String -> PWDatabase -> Int -> Test
 tests' label db size = TestLabel label $ TestList
   [ dbSize result size
   , find result
   ] where
     result = pwSetService "foo" foo db
 
+dbSize :: M.Map String PWData -> Int -> Test
 dbSize db expect = TestLabel "database size" $
   length db ~?= expect
 
+find :: M.Map String PWData -> Test
 find db = TestLabel "record" $
   M.lookup "foo" db ~?= Just foo
 
+nonEmpty :: M.Map String PWData
 nonEmpty = M.fromList
   [ ( "bar", bar )
   , ( "baz", baz )
   ]
 
+existing :: M.Map String PWData
 existing = M.fromList
   [ ( "foo", foo' )
   , ( "bar", bar  )
   , ( "baz", baz  )
   ]
 
+foo :: PWData
+g1  :: StdGen
 (foo, g1) = newPWData g
 
+foo' :: PWData
+g2   :: StdGen
 (foo', g2) = newPWData g1
 
+bar :: PWData
+g3  :: StdGen
 (bar, g3) = newPWData g2
 
+baz :: PWData
 (baz, _) = newPWData g3
 
+g :: StdGen
 g = mkStdGen 1
 
 --jl

test/Spec/ValidatePWData.hs

@@ -1,8 +1,8 @@
 {-
 
 passman
-Copyright (C) 2018, 2019 Jonathan Lamothe
-<jlamothe1980@gmail.com>
+Copyright (C) 2018-2021 Jonathan Lamothe
+<jonathan@jlamothe.net>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -22,28 +22,34 @@ License along with this program.  If not, see
 
 module Spec.ValidatePWData (tests) where
 
-import Control.Lens (set)
 import qualified Data.ByteString.Lazy as B
-import System.Random (mkStdGen)
+import Lens.Micro (set)
+import System.Random (mkStdGen, StdGen)
 import Test.HUnit (Test (..), (~?=))
 
 import Password
 
+tests :: Test
 tests = TestLabel "validatePWData" $ TestList $ map test'
   [ ( "valid",          new,           True  )
   , ( "invalid policy", invalidPolicy, False )
   , ( "invalid salt",   invalidSalt,   False )
   ]
 
+test' :: (String, PWData, Bool) -> Test
 test' (label, x, expect) = TestLabel label $
   validatePWData x ~?= expect
 
+new :: PWData
 (new, _) = newPWData g
 
+invalidPolicy :: PWData
 invalidPolicy = set (pwPolicy.pwLength) (-1) new
 
-invalidSalt = set pwSalt B.empty new
+invalidSalt :: PWData
+invalidSalt = set pwSalt (PWSalt B.empty) new
 
+g :: StdGen
 g = mkStdGen 1
 
 --jl

test/Spec/ValidatePWDatabase.hs

@@ -1,8 +1,8 @@
 {-
 
 passman
-Copyright (C) 2018, 2019 Jonathan Lamothe
-<jlamothe1980@gmail.com>
+Copyright (C) 2018-2021 Jonathan Lamothe
+<jonathan@jlamothe.net>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -22,13 +22,14 @@ License along with this program.  If not, see
 
 module Spec.ValidatePWDatabase (tests) where
 
-import Control.Lens (set)
 import qualified Data.Map as M
-import System.Random (mkStdGen)
+import Lens.Micro (set)
+import System.Random (mkStdGen, StdGen)
 import Test.HUnit (Test (..), (~?=))
 
 import Password
 
+tests :: Test
 tests = TestLabel "validatePWDatabase" $ TestList $ map test'
   [ ( "empty",       newPWDatabase, True  )
   , ( "valid",       validDB,       True  )
@@ -36,19 +37,26 @@ tests = TestLabel "validatePWDatabase" $ TestList $ map test'
   , ( "bar invalid", barInvalid,    False )
   ]
 
+test' :: (String, PWDatabase, Bool) -> Test
 test' (label, x, expect) = TestLabel label $
   validatePWDatabase x ~?= expect
 
+validDB :: M.Map String PWData
 validDB = M.fromList [("foo", validData), ("bar", validData)]
 
+fooInvalid :: M.Map String PWData
 fooInvalid = M.insert "foo" invalidData validDB
 
+barInvalid :: M.Map String PWData
 barInvalid = M.insert "bar" invalidData validDB
 
+validData :: PWData
 (validData, _) = newPWData g
 
+invalidData :: PWData
 invalidData = set (pwPolicy.pwLength) (-1) validData
 
+g :: StdGen
 g = mkStdGen 1
 
 --jl

test/Spec/ValidatePWPolicy.hs

@@ -1,8 +1,8 @@
 {-
 
 passman
-Copyright (C) 2018, 2019 Jonathan Lamothe
-<jlamothe1980@gmail.com>
+Copyright (C) 2018-2021 Jonathan Lamothe
+<jonathan@jlamothe.net>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
@@ -22,11 +22,12 @@ License along with this program.  If not, see
 
 module Spec.ValidatePWPolicy (tests) where
 
-import Control.Lens (set)
+import Lens.Micro (set)
 import Test.HUnit (Test(..), (~?=))
 
 import Password
 
+tests :: Test
 tests = TestLabel "validatePWPolicy" $ TestList $ map test'
   [ ( "default",          id,                        True  )
   , ( "no special chars", set pwSpecial Nothing,     True  )
@@ -45,18 +46,24 @@ tests = TestLabel "validatePWPolicy" $ TestList $ map test'
   , ( "negative special", set pwSpecial (Just (-1)), False )
   ]
 
+test' :: (String, PWPolicy -> PWPolicy, Bool) -> Test
 test' (label, f, expect) = TestLabel label $
   validatePWPolicy x ~?= expect where
   x = f newPWPolicy
 
+validMins :: PWPolicy -> PWPolicy
 validMins = setAll 1
 
+excessive :: PWPolicy -> PWPolicy
 excessive = setAll 5
 
+shortValid :: PWPolicy -> PWPolicy
 shortValid = set pwLength 8 . setAll 2
 
+shortInvalid :: PWPolicy -> PWPolicy
 shortInvalid = set pwLength 8 . set pwUpper 9
 
+setAll :: Int -> PWPolicy -> PWPolicy
 setAll x = set pwUpper x .
   set pwLower x .
   set pwDigits x .