pass AST to Compiler() constructor

Compiler.py

@@ -2,11 +2,11 @@
 from parser.nodes import *
 
 class Compiler(object):
-    def __init__(self):
-        pass
+    def __init__(self, ast):
+        self.ast = ast
 
-    def compile(self, ast, out):
-        ast.visit(self.first_pass, out)
+    def compile(self, out):
+        self.ast.visit(self.first_pass, out)
         return True
 
     def first_pass(self, node, out):

jtlc

@@ -56,7 +56,7 @@ def build(args, source, dest):
     result = parser.parse(contents)
     if result is None:
         return False
-    return Compiler().compile(result, dest)
+    return Compiler(result).compile(dest)
 
 def do_compile(args, source_fname, ofname):
     Popen(['grep', '-n', '.', source_fname]).wait()