Add nb and bindle (#59)

[xdg-ninja.git] / lib / Output.hs

diff --git a/lib/Output.hs b/lib/Output.hs
index d36db9ddc55797c192e899174aca16d7aa790041..ec66fce689513b138661dc314f4261f3d7af3b02 100644 (file)
--- a/lib/Output.hs
+++ b/lib/Output.hs
@@ -1,12 +1,13 @@
 module Output where
 
-import qualified Data.Text                as T
-import Data.Text.ANSI
+import           Data.Char      (isSpace)
+import qualified Data.Text      as T
+import           Data.Text.ANSI
 import           Data.UUID
 import           Data.UUID.V4
+import           Program
 import           System.Exit
 import           System.Process
-import Program
 
 getFilename :: IO String
 getFilename = do
@@ -42,7 +43,9 @@ log mode name filename help = case mode of
       Output.log HELP name filename help
     SUCS -> putStrLn (line green name filename)
     HELP -> do
-      md <- renderMarkdown help
+      md <- case (all isSpace help) of
+        True  -> renderMarkdown "_No help available._"
+        False -> renderMarkdown help
       putStr md
 
 logFile :: T.Text -> File -> Bool -> IO ()