diff --git a/src/swarm-tui/Swarm/TUI/Controller.hs b/src/swarm-tui/Swarm/TUI/Controller.hs
index 7998308f4..cd8b32953 100644
--- a/src/swarm-tui/Swarm/TUI/Controller.hs
+++ b/src/swarm-tui/Swarm/TUI/Controller.hs
@@ -2,6 +2,7 @@
 {-# LANGUAGE QuasiQuotes #-}
 {-# LANGUAGE RecordWildCards #-}
 {-# OPTIONS_GHC -Wno-unrecognised-pragmas #-}
+
 {-# HLINT ignore "Use fewer imports" #-}
 
 -- |
@@ -41,9 +42,6 @@ module Swarm.TUI.Controller (
 
 import Brick hiding (Direction, Location)
 import Brick.Focus
-import Swarm.Language.Parser (readTerm')
-import Swarm.Language.Parser.Util (showErrorPos)
-import Swarm.Language.Parser.Core (defaultParserConfig)
 import Brick.Widgets.Dialog
 import Brick.Widgets.Edit (applyEdit, handleEditorEvent)
 import Brick.Widgets.List (handleListEvent)
@@ -97,18 +95,19 @@ import Swarm.Game.State.Runtime
 import Swarm.Game.State.Substate
 import Swarm.Game.Step (finishGameTick, gameTick)
 import Swarm.Language.Capability (Capability (CGod, CMake), constCaps)
-import Swarm.Language.Typecheck (ContextualTypeErr(..))
-import Swarm.Language.Capability (Capability (CGod), constCaps)
 import Swarm.Language.Context
 import Swarm.Language.Key (KeyCombo, mkKeyCombo)
 import Swarm.Language.Module (moduleSyntax)
+import Swarm.Language.Parser (readTerm')
+import Swarm.Language.Parser.Core (defaultParserConfig)
 import Swarm.Language.Parser.Lex (reservedWords)
-import Swarm.Language.Pipeline (Contexts (..), ProcessedTerm (..), processTerm', processedSyntax)
-import Swarm.Language.Pipeline (processTerm', processParsedTerm')
+import Swarm.Language.Parser.Util (showErrorPos)
+import Swarm.Language.Pipeline (Contexts (..), ProcessedTerm (..), processParsedTerm', processTerm', processedSyntax)
 import Swarm.Language.Pipeline.QQ (tmQ)
 import Swarm.Language.Pretty
 import Swarm.Language.Requirement qualified as R
 import Swarm.Language.Syntax hiding (Key)
+import Swarm.Language.Typecheck (ContextualTypeErr (..))
 import Swarm.Language.Typed (Typed (..))
 import Swarm.Language.Types
 import Swarm.Language.Value (Value (VExc, VKey, VUnit), prettyValue, stripVResult)
@@ -1309,15 +1308,15 @@ validateREPLForm s =
            in s & uiState . uiGameplay . uiREPL . replType .~ theType
     CmdPrompt _
       | otherwise ->
-          let ctxs = Contexts (topCtx ^. defTypes) (topCtx ^. defReqs) (topCtx ^. tydefVals)              
+          let ctxs = Contexts (topCtx ^. defTypes) (topCtx ^. defReqs) (topCtx ^. tydefVals)
               (theType, errSrcLoc) = case readTerm' defaultParserConfig uinput of
-                Left err -> 
+                Left err ->
                   let ((x1, _y1), (x2, _y2), _msg) = showErrorPos err
                    in (Nothing, SrcLoc x1 x2)
                 Right Nothing -> (Nothing, NoLoc)
                 Right (Just theTerm) -> case processParsedTerm' ctxs theTerm of
                   Right t -> (Just (t ^. processedSyntax . sType), NoLoc)
-                  Left err -> (Nothing, cteSrcLoc err) 
+                  Left err -> (Nothing, cteSrcLoc err)
            in s
                 & uiState . uiGameplay . uiREPL . replValid .~ isJust theType
                 & uiState . uiGameplay . uiREPL . replType .~ theType
diff --git a/src/swarm-tui/Swarm/TUI/Model/Repl.hs b/src/swarm-tui/Swarm/TUI/Model/Repl.hs
index d1f4f56da..84b03fd94 100644
--- a/src/swarm-tui/Swarm/TUI/Model/Repl.hs
+++ b/src/swarm-tui/Swarm/TUI/Model/Repl.hs
@@ -64,12 +64,11 @@ import Data.Text qualified as T
 import Data.Text.Zipper qualified as TZ
 import Servant.Docs (ToSample)
 import Servant.Docs qualified as SD
+import Swarm.Language.Syntax (SrcLoc (..))
 import Swarm.Language.Types
 import Swarm.TUI.Model.Name
 import Swarm.Util.Lens (makeLensesNoSigs)
 import Prelude hiding (Applicative (..))
-import Swarm.Language.Syntax (SrcLoc)
-import Swarm.Language.Syntax (SrcLoc(..))
 
 ------------------------------------------------------------
 -- REPL History
diff --git a/src/swarm-tui/Swarm/TUI/View.hs b/src/swarm-tui/Swarm/TUI/View.hs
index db3b8ce69..c25b7eedc 100644
--- a/src/swarm-tui/Swarm/TUI/View.hs
+++ b/src/swarm-tui/Swarm/TUI/View.hs
@@ -1540,12 +1540,14 @@ renderREPLPrompt focus theRepl = ps1 <+> replE
  where
   prompt = theRepl ^. replPromptType
   replEditor = theRepl ^. replPromptEditor
-  color t = if theRepl ^. replValid
-    then txt t
-    else case theRepl ^. replErrorSrcLoc of
-      NoLoc -> withAttr redAttr (txt t)
-      SrcLoc s e -> let (validL, (invalid, validR)) = T.splitAt e <$> T.splitAt s t
-                     in hBox [txt validL, withAttr redAttr (txt invalid), txt validR]
+  color t =
+    if theRepl ^. replValid
+      then txt t
+      else case theRepl ^. replErrorSrcLoc of
+        NoLoc -> withAttr redAttr (txt t)
+        SrcLoc s e ->
+          let (validL, (invalid, validR)) = T.splitAt e <$> T.splitAt s t
+           in hBox [txt validL, withAttr redAttr (txt invalid), txt validR]
   ps1 = replPromptAsWidget (T.concat $ getEditContents replEditor) prompt
   replE =
     renderEditor