From 483bcde4dbb75d1901cffad6cc2c45307b7e90a2 Mon Sep 17 00:00:00 2001
From: pimjager <pim@pimjager.nl>
Date: Fri, 6 May 2016 16:33:17 +0200
Subject: [PATCH] start of code generation

---
 gen.dcl |  5 +++++
 gen.icl |  7 +++++++
 spl.icl | 13 ++++++++++---
 3 files changed, 22 insertions(+), 3 deletions(-)
 create mode 100644 gen.dcl
 create mode 100644 gen.icl

diff --git a/gen.dcl b/gen.dcl
new file mode 100644
index 0000000..0ed553c
--- /dev/null
+++ b/gen.dcl
@@ -0,0 +1,5 @@
+definition module gen
+
+import AST
+
+gen :: AST -> String
\ No newline at end of file
diff --git a/gen.icl b/gen.icl
new file mode 100644
index 0000000..0d5eb12
--- /dev/null
+++ b/gen.icl
@@ -0,0 +1,7 @@
+implementation module gen
+
+import AST
+import StdMisc
+
+gen :: AST -> String
+gen _ = "dummy"
\ No newline at end of file
diff --git a/spl.icl b/spl.icl
index cf3d5f3..e88e943 100644
--- a/spl.icl
+++ b/spl.icl
@@ -19,6 +19,7 @@ import parse
 import lex
 import sem
 import AST
+import gen
 from yard import :: Error, instance toString Error
 
 :: Opts = {
@@ -27,6 +28,7 @@ from yard import :: Error, instance toString Error
 	lex :: Bool,
 	parse :: Bool,
 	sem :: Bool,
+    gen :: Bool,
 	fp :: Maybe String,
 	help :: Bool}
 
@@ -58,20 +60,22 @@ Start w
 = case contents of
 	(Left cs) = snd $ fclose (stdin <<< cs) w
 	(Right cs) = case lexer cs of
-		(Left e) = snd $ fclose (stdin <<< toString e) w
+		(Left e) = snd $ fclose (stdin <<< toString e <<< "\n") w
 		(Right lexOut)
 		# stdin = if (not args.lex) stdin (
 			stdin <<< "//LEXER\n" <<< printTokens lexOut <<< "//LEXER\n")
 		= case parser lexOut of
-			(Left e) = snd $ fclose (stdin <<< toString e) w
+			(Left e) = snd $ fclose (stdin <<< toString e <<< "\n") w
 			(Right parseOut)
 			# stdin = if (not args.parse) stdin (
 				stdin <<<  "//PARSER\n" <<< toString parseOut <<< "//PARSER\n")
 			= case sem parseOut of
-				(Left e) = snd $ fclose (stdin <<< join "\n" (map toString e)) w
+				(Left e) = snd $ fclose (stdin <<< join "\n" (map toString e) <<< "\n") w
 				(Right ast)
 				# stdin = if (not args.sem) stdin (stdin
 					<<< "//SEM G\n" <<< toString ast <<< "//SEMA\n")
+                # stdin = if (not args.gen) stdin (stdin
+                    <<< "//CODE GEN\n" <<< gen ast <<< "\n//CODE GEN\n")
 				= snd $ fclose (stdin <<< "\n") w
 		where
 			printConstraints :: Constraints -> String
@@ -94,6 +98,7 @@ parseArgs w
 	lex=False,
 	parse=False,
 	sem=True,
+    gen=True,
 	fp=Nothing,
 	help=False}, w)
 where
@@ -107,6 +112,8 @@ where
 	pa ["--no-parse":r] o = pa r {o & parse=False}
 	pa ["--sem":r] o = pa r {o & sem=True}
 	pa ["--no-sem":r] o = pa r {o & sem=False}
+    pa ["--gen":r] o = pa r {o & gen=True}
+    pa ["--no-gen":r] o = pa r {o & gen=False}
 	pa [x:r] o = pa r {o & fp=Just x}
 
 readFileOrStdin :: *File (Maybe String) *World -> *(Either String [Char], *File, *World)
-- 
2.20.1