X-Git-Url: https://glassweightruler.freedombox.rocks/gitweb/xdg-ninja.git/blobdiff_plain/0ed6693f66fb949929b6d59b1b79dc87be538d61..b07e5d9d488caef7eb716aaba8132fb299a36b3d:/lib/Program.hs

diff --git a/lib/Program.hs b/lib/Program.hs
index 1f1ad95..9674147 100644
--- a/lib/Program.hs
+++ b/lib/Program.hs
@@ -55,3 +55,8 @@ makeFilename s = T.pack ( "./programs/" ++ T.unpack s ++ ".json" )
 save :: T.Text -> Program -> IO ()
 save filename program = do
   B.writeFile (T.unpack filename) (encodePretty program)
+
+readProgram :: String -> IO ( Maybe Program )
+readProgram filename = do
+    json_data <- B.readFile filename
+    return (decode json_data)