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[clean-tests.git] / test.icl

diff --git a/test.icl b/test.icl
index 88f470b..822f41d 100644 (file)
--- a/test.icl
+++ b/test.icl
@@ -1,48 +1,38 @@
 module test
 
-import Data.Func
-import qualified Data.Map as DM
-import iTasks
-
-/*
-Start w = doTasksWithOptions
-//     (\a o->Ok o)
-       (\a o->Ok {o & autoLayout=False})
-       (parallel
-               [(Embedded, tab "tab1")
-               ,(Embedded, tab "tab2")
-               ]
-               [ OnAction (Action "New") (always (Embedded, tab "New tab"))
-               , OnAction (Action " ") (always (Embedded, tab "New tab"))
-               , OnAction (Action "Close") (never (Embedded, \_->treturn ()))
-               , OnAction (Action "Dis no icon") (never (Embedded, \_->treturn ()))
-               , OnAction (Action "+") (always (Embedded, \_->treturn ()))
-               ]
-//     <<@ ArrangeWithTabs True
-       <<@ ApplyLayout (setActionIcon ('DM'.put " " "new" 'DM'.newMap))
-       ) w
-
-tab title _ = tune (Title title)
-       $   viewInformation [] title
-       >>* [OnAction (Action "Close") (always (treturn ()))]
-*/
-
-import StdDebug, Text.GenPrint
-Start w = doTasks (onStartup t) w
-
-null :: SDSSource () () ()
-null = nullShare
-
-t = tcpconnect "localhost" 9999 (Just 500) null
-//t = tcpconnect "localhost" 9999 Nothing null
-       { onConnect     = \cid host   r = trace_n (printToString ("onConnect: ", cid, host, r))
-               (Ok (), Nothing, [], False)
-       , onData        = \    data l r = trace_n (printToString ("onData: ", data, l, r))
-               (Ok (), Nothing, [], False)
-       , onShareChange = \         l r = trace_n (printToString ("onShareChange: ", l, r))
-               (Ok (), Nothing, [], False)
-       , onDisconnect  = \         l r = trace_n (printToString ("onDisconnect: ", l, r))
-               (Ok (), Nothing)
-       , onDestroy     = \         l   = trace_n (printToString ("onDestroy: ", l))
-               (Ok (), [])
-       }
+import StdEnv
+import Data.Maybe
+import Data.Functor
+import Control.Monad
+import Control.Applicative
+
+class expr v where
+       lit :: i -> v i | toString i
+       (+.) infixl 6 :: (v i) (v i) -> v i | + i
+
+instance + (v a) | expr v & + a where
+       + l r = l +. r
+
+eval :: (Maybe a) -> Maybe a
+eval x = x
+instance expr Maybe where
+       lit i = Just i
+       +. x y = (+) <$> x <*> y
+
+:: Print a =: Print String
+print :: (Print a) -> String
+print (Print a) = a
+instance expr Print where
+       lit i = Print (toString i)
+       +. (Print l) (Print r) = Print (l +++ "+" +++ r)
+
+printEval :: (A.v: v a | expr v) -> (Maybe a, String)
+//printEval f = (f, let (Print p) = f in p)
+printEval f = (eval f, print f)
+
+//Mag niet
+//Start :: (Maybe Int, String)
+//Start = printEval (lit 4 + lit 38)
+
+//Mag wel
+Start = let (Print f) = lit 4 + lit 38 in f