From 55e6cadc298beda9d079d99147b3cb0f50ce25ec Mon Sep 17 00:00:00 2001
From: Camil Staps
Date: Fri, 1 Jul 2016 09:11:02 +0200
Subject: Printing

---
 IO.icl | 27 ++++++++++++++++++++++++++-
 1 file changed, 26 insertions(+), 1 deletion(-)

(limited to 'IO.icl')

diff --git a/IO.icl b/IO.icl
index 0cec8fb..f2b0e29 100644
--- a/IO.icl
+++ b/IO.icl
@@ -1,3 +1,28 @@
 implementation module ABC.IO
 
-:: IO = IO
+import StdEnv
+
+import ABC.Machine
+import ABC.Misc
+
+:: IO :== [Char]
+
+io_init  :: IO
+io_init = []
+
+io_print :: a IO -> IO | toString a
+io_print x io = io ++ fromString (toString x)
+
+show_node :: Node Desc -> String
+show_node (Basic _ _ b) _           = toString b
+show_node (Node _ _ _) (Desc _ _ n) = n
+
+instance toString State
+where
+	toString {astack,bstack,cstack,graphstore,descstore,pc,program,io}
+		= "output  : " <+ io <+ "\n" <+
+		  "pc      : " <+ pc <+ "\n" <+
+		  "A-stack : " <+ astack <+ "\n" <+
+		  "B-stack : " <+ bstack <+ "\n" <+
+		  "C-stack : " <+ cstack <+ "\n" <+
+		  "Graph   :\n" <+ show_graphstore graphstore descstore
-- 
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