1 files changed, 6 insertions, 0 deletions
diff --git a/nodes.py b/nodes.py
index af52a30..6305d31 100644
--- a/nodes.py
+++ b/nodes.py
@@ -48,6 +48,9 @@ class StringStatement(Statement):
         assert(type(value) == type(''))
         Statement.__init__(self, lineno)
         self.value = value
+        
+    def get_string(self):
+        return self.value
 
 class FunctionCall(Statement):
     def __init__(self, func_name, arguments, lineno):
@@ -90,6 +93,9 @@ class Arguments(Statement):
     def prepend(self, statement):
         self.arguments = [statement] + self.arguments
 
+    def __len__(self):
+        return len(self.arguments)
+
 def statement_from_expression(expr):
     if isinstance(expr, AtomExpression):
         return AtomStatement(expr.value, expr.lineno())