From 8f292660630b3154a3441cc673d6aa605f668e5b Mon Sep 17 00:00:00 2001
From: stuebinm
Date: Thu, 30 Dec 2021 23:35:10 +0100
Subject: add dot language output for repository map graphs

---
 src/Main.hs | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

(limited to 'src/Main.hs')

diff --git a/src/Main.hs b/src/Main.hs
index 9bc09ff..02e8f02 100644
--- a/src/Main.hs
+++ b/src/Main.hs
@@ -3,6 +3,7 @@
 {-# LANGUAGE LambdaCase        #-}
 {-# LANGUAGE NamedFieldPuns    #-}
 {-# LANGUAGE OverloadedStrings #-}
+{-# LANGUAGE MultiWayIf #-}
 
 module Main where
 
@@ -18,7 +19,7 @@ import qualified Data.Text.IO             as T
 import           System.Exit              (ExitCode (..), exitWith)
 import           WithCli
 
-import           CheckDir                 (recursiveCheckDir, resultIsFatal)
+import           CheckDir                 (recursiveCheckDir, resultIsFatal, DirResult (dirresultGraph))
 import           Control.Monad            (when)
 import           LintConfig               (LintConfig (..), patchConfig)
 import           System.IO                (hPutStrLn, stderr)
@@ -26,6 +27,7 @@ import           Types                    (Level (..))
 import           Util                     (printPretty)
 import qualified Version                  as V (version)
 import           WriteRepo                (writeAdjustedRepository)
+import Text.Dot (showDot)
 
 -- | the options this cli tool can take
 data Options = Options
@@ -46,6 +48,7 @@ data Options = Options
   , config     :: Maybe (LintConfig Maybe)
   -- ^ a "patch" for the configuration file
   , version    :: Bool
+  , dot        :: Bool
   } deriving (Show, Generic, HasArguments)
 
 
@@ -73,10 +76,12 @@ run options = do
 
   lints <- recursiveCheckDir lintconfig repo entry
 
-  if json options
-    then printLB
-    $ if pretty options then encodePretty lints else encode lints
-    else printPretty (level, lints)
+  if | dot options ->
+       putStrLn (showDot $ dirresultGraph lints)
+     | json options ->
+       printLB
+        $ if pretty options then encodePretty lints else encode lints
+     | otherwise -> printPretty (level, lints)
 
   case out options of
     Nothing -> exitWith $ case resultIsFatal lintconfig lints of
-- 
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