CHANGELOG.md

@@ -6,10 +6,6 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to the
 [Haskell Package Versioning Policy](https://pvp.haskell.org/).
 
-## [Unreleased]
+## Unreleased
 
-## [0.1.0.1] - 2024-08-17
-
-### Added
-
-- added Emacs-style keybindings for cursor movement
+## 0.1.0.0 - YYYY-MM-DD

README.md

@@ -67,8 +67,8 @@ effects:
 ### Edit Mode
 
 - ESC: Return to display mode.
-- Up/K/CTRL-P: Move the cursor up.
-- Down/J/CTRL-N: Move the cursor down.
-- Left/H/CTRL-B: Move the cursor left.
-- Right/L/CTRL-F: Move the cursor right.
+- Up/K: Move the cursor up.
+- Down/J: Move the cursor down.
+- Left/H: Move the cursor left.
+- Right/L: Move the cursor right.
 - F: Flip the bit under the cursor (1 becomes 0; 0 becomes 1).

hamming.cabal

@@ -5,9 +5,9 @@ cabal-version: 2.2
 -- see: https://github.com/sol/hpack
 
 name:           hamming
-version:        0.1.0.1
+version:        0.1.0
 synopsis:       game/utility for teaching about Hamming codes
-description:    Please see the README
+description:    Please see the README on GitHub at <https://github.com/githubuser/hamming#readme>
 category:       Games
 author:         Jonathan Lamothe
 maintainer:     jonathan@jlamothe.net

package.yaml

@@ -1,5 +1,5 @@
 name:                hamming
-version:             0.1.0.1
+version:             0.1.0
 license:             AGPL-3.0-or-later
 author:              "Jonathan Lamothe"
 maintainer:          "jonathan@jlamothe.net"
@@ -16,7 +16,7 @@ category:            Games
 # 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
+description:         Please see the README on GitHub at <https://github.com/githubuser/hamming#readme>
 
 dependencies:
 - base >= 4.7 && < 5

src/Hamming/App/Events.hs

@@ -24,7 +24,7 @@ License along with this program.  If not, see
 
 |-}
 
-{-# LANGUAGE OverloadedStrings #-}
+{-# LANGUAGE LambdaCase, OverloadedStrings #-}
 
 module Hamming.App.Events (
   eventHandler,
@@ -47,7 +47,7 @@ import Brick.Keybindings
   , onEvent
   )
 import Control.Monad (void)
-import Control.Monad.State.Class (gets, modify, put)
+import Control.Monad.State.Class (get, gets, modify, put)
 import Data.Either (fromRight)
 import Graphics.Vty.Input.Events
   ( Event (EvKey)
@@ -95,7 +95,10 @@ keyEventHandlers =
   , onEvent CheckBitsEvent "Set Check Bits" $
     hammingCode %= setCheckBits
   , onEvent FixCodeEvent "Attempt to Correct Errors" $
-    zoom hammingCode $ gets correctErrors >>= mapM_ put
+    zoom hammingCode $ get >>= \case
+      Nothing -> return ()
+      Just c  -> put c
+      . correctErrors
   , onEvent ResetEvent "Reset Code" $
     hammingCode .= 0
   ]
@@ -150,25 +153,21 @@ keyBindingsFor m = coreBindings ++ case m of
       , ( UpEvent
         , [ bind KUp
           , bind 'k'
-          , ctrl 'p'
           ]
         )
       , ( DownEvent
         , [ bind KDown
           , bind 'j'
-          , ctrl 'n'
           ]
         )
       , ( LeftEvent
         , [ bind KLeft
           , bind 'h'
-          , ctrl 'b'
           ]
         )
       , ( RightEvent
         , [ bind KRight
           , bind 'l'
-          , ctrl 'f'
           ]
         )
       , ( FlipBitEvent