Delete #annotation.hpp#

optimizer/Expression/Parser/#annotation.hpp#

-/*=============================================================================
-    Copyright (c) 2001-2011 Joel de Guzman
-
-    Distributed under the Boost Software License, Version 1.0. (See accompanying
-    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
-=============================================================================*/
-#if !defined(ANNOTATION_HPP)
-#define ANNOTATION_HPP
-
-#include <map>
-#include <boost/variant/apply_visitor.hpp>
-#include <boost/type_traits/is_base_of.hpp>
-#include <boost/mpl/bool.hpp>
-#include "ast.hpp"
-
-namespace client
-{
-    ///////////////////////////////////////////////////////////////////////////////
-    //  The annotation handler links the AST to a map of iterator positions
-    //  for the purpose of subsequent semantic error handling when the
-    //  program is being compiled.
-    ///////////////////////////////////////////////////////////////////////////////
-    template <typename Iterator>
-    struct annotation
-    {
-#if BOOST_VERSION >= 106200
-        template <typename>
-#else
-        template <typename, typename>
-#endif
-        struct result { typedef void type; };
-
-        std::vector<Iterator>& iters;
-        annotation(std::vector<Iterator>& iters)
-          : iters(iters) {}
-
-        struct set_id
-        {
-            typedef void result_type;
-
-            int id;
-            set_id(int id) : id(id) {}
-
-            void operator()(ast::function_call& x) const
-            {
-                x.function_name.id = id;
-            }
-
-            void operator()(ast::identifier& x) const
-            {
-                x.id = id;
-            }
-
-            template <typename T>
-            void operator()(T& /*x*/) const
-            {
-                // no-op
-            }
-        };
-
-        void operator()(ast::operand& ast, Iterator pos) const
-        {
-            int id = iters.size();
-            iters.push_back(pos);
-            boost::apply_visitor(set_id(id), ast);
-        }
-
-        void operator()(ast::identifier& ast, Iterator pos) const
-        {
-            int id = iters.size();
-            iters.push_back(pos);
-            ast.id = id;
-        }
-    };
-}
-
-#endif