Get rid of the raw pointers in the parser

source/ir.cpp

@@ -4,42 +4,32 @@
 
 namespace elna
 {
-    void TransformVisitor::visit(Node *node)
+    void TransformVisitor::visit(source::definition *definition)
     {
         assert(false);
     }
 
-    void TransformVisitor::visit(Definition *definition)
+    void TransformVisitor::visit(source::bang_statement *statement)
     {
         assert(false);
     }
 
-    void TransformVisitor::visit(BangStatement *statement)
+    void TransformVisitor::visit(source::block *block)
     {
         assert(false);
     }
 
-    void TransformVisitor::visit(Block *block)
+    void TransformVisitor::visit(source::integer_literal *number)
     {
         assert(false);
     }
 
-    void TransformVisitor::visit(Expression *expression)
+    void TransformVisitor::visit(source::variable *variable)
     {
         assert(false);
     }
 
-    void TransformVisitor::visit(Number *number)
-    {
-        assert(false);
-    }
-
-    void TransformVisitor::visit(Variable *variable)
-    {
-        assert(false);
-    }
-
-    void TransformVisitor::visit(BinaryExpression *binaryExpression)
+    void TransformVisitor::visit(source::binary_expression *binaryExpression)
     {
         assert(false);
     }