Placeholders and auxilliary functions

1 files changed, 51 insertions, 1 deletions

diff --git a/src/Grasp/Interpreter.hs b/src/Grasp/Interpreter.hs
index e84cfc5..5086078 100644
--- a/src/Grasp/Interpreter.hs
+++ b/src/Grasp/Interpreter.hs
@@ -3,9 +3,11 @@ module Grasp.Interpreter (
     ) where
 
 
+import Text.Read( readMaybe )
 import Data.Graph.Inductive.Graph( Node, LNode, LEdge, (&) )
 import qualified Data.Graph.Inductive.Graph as Graph
 import Data.List
+import Data.Maybe
 import Grasp.Types
 import Grasp.Parser
 
@@ -74,7 +76,7 @@ execute g (cur:rest) out =
 		        "getc" -> getcI g cur
 		        "putc" -> putcI g cur
 		        "gets" -> getsI g cur
-		        "puts" -> puts g cur
+		        "puts" -> putsI g cur
 
 		        x | isInteger x -> implicitPushI g cur
 
@@ -85,24 +87,72 @@ execute g (cur:rest) out =
 
 
 isInteger :: String -> Bool
+isInteger x =
+	let check = readMaybe x :: Maybe Int
+	in if (isJust check) then True else False
+
+
+
+reLabel :: GraspProgram -> Node -> String -> GraspProgram
+reLabel g n s =
+	let (mc,d) = Graph.match n g
+	    c = fromJust mc
+	    c' = (\(w,x,y,z) -> (w,x,s,z)) $ c
+	in if (isNothing mc) then g else c' & d
+
+
 
 setI :: GraspProgram -> IP -> (GraspProgram, IP)
+setI g ip = (g,ip)
+
 newI :: GraspProgram -> IP -> (GraspProgram, IP)
+newI g ip = (g,ip)
+
 delI :: GraspProgram -> IP -> (GraspProgram, IP)
+delI g ip = (g,ip)
+
 pushI :: GraspProgram -> IP -> (GraspProgram, IP)
+pushI g ip = (g,ip)
+
 popI :: GraspProgram -> IP -> (GraspProgram, IP)
+popI g ip = (g,ip)
+
 pickI :: GraspProgram -> IP -> (GraspProgram, IP)
+pickI g ip = (g,ip)
+
 callI :: GraspProgram -> IP -> (GraspProgram, IP)
+callI g ip = (g,ip)
+
 retI :: GraspProgram -> IP -> (GraspProgram, IP)
+retI g ip = (g,ip)
+
 addI :: GraspProgram -> IP -> (GraspProgram, IP)
+addI g ip = (g,ip)
+
 mulI :: GraspProgram -> IP -> (GraspProgram, IP)
+mulI g ip = (g,ip)
+
 subI :: GraspProgram -> IP -> (GraspProgram, IP)
+subI g ip = (g,ip)
+
 divI :: GraspProgram -> IP -> (GraspProgram, IP)
+divI g ip = (g,ip)
+
 modI :: GraspProgram -> IP -> (GraspProgram, IP)
+modI g ip = (g,ip)
+
 getcI :: GraspProgram -> IP -> (GraspProgram, IP)
+getcI g ip = (g,ip)
+
 putcI :: GraspProgram -> IP -> (GraspProgram, IP)
+putcI g ip = (g,ip)
+
 getsI :: GraspProgram -> IP -> (GraspProgram, IP)
+getsI g ip = (g,ip)
+
 putsI :: GraspProgram -> IP -> (GraspProgram, IP)
+putsI g ip = (g,ip)
 
 implicitPushI :: GraspProgram -> IP -> (GraspProgram, IP)
+implicitPushI g ip = (g,ip)