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+// file : cutl/compiler/context.hxx
+// copyright : Copyright (c) 2009-2013 Code Synthesis Tools CC
+// license : MIT; see accompanying LICENSE file
+
+#ifndef CUTL_COMPILER_CONTEXT_HXX
+#define CUTL_COMPILER_CONTEXT_HXX
+
+#include <map>
+#include <string>
+#include <cstddef> // std::size_t
+#include <typeinfo>
+
+#include <cutl/exception.hxx>
+#include <cutl/container/any.hxx>
+
+#include <cutl/details/export.hxx>
+
+namespace cutl
+{
+ namespace compiler
+ {
+ class LIBCUTL_EXPORT context
+ {
+ public:
+ struct LIBCUTL_EXPORT no_entry: exception {};
+ struct LIBCUTL_EXPORT typing: exception {};
+
+ public:
+ context () {}
+
+ void
+ swap (context& c)
+ {
+ map_.swap (c.map_);
+ }
+
+ private:
+ context (context const&);
+
+ context&
+ operator= (context const&);
+
+ public:
+ std::size_t
+ count (char const* key) const
+ {
+ return count (std::string (key));
+ }
+
+ std::size_t
+ count (std::string const& key) const
+ {
+ return map_.count (key);
+ }
+
+ template <typename X>
+ X&
+ get (char const* key)
+ {
+ return get<X> (std::string (key));
+ }
+
+ template <typename X>
+ X&
+ get (std::string const& key);
+
+ template <typename X>
+ X const&
+ get (char const* key) const
+ {
+ return get<X> (std::string (key));
+ }
+
+ template <typename X>
+ X const&
+ get (std::string const& key) const;
+
+ template <typename X>
+ X const&
+ get (char const* key, X const& default_value) const
+ {
+ return get<X> (std::string (key), default_value);
+ }
+
+ template <typename X>
+ X const&
+ get (std::string const& key, X const& default_value) const;
+
+ template <typename X>
+ X&
+ set (char const* key, X const& value)
+ {
+ return set<X> (std::string (key), value);
+ }
+
+ template <typename X>
+ X&
+ set (std::string const& key, X const& value);
+
+ void
+ set (char const* key, container::any const& value)
+ {
+ return set (std::string (key), value);
+ }
+
+ void
+ set (std::string const& key, container::any const& value);
+
+ void
+ remove (char const* key)
+ {
+ remove (std::string (key));
+ }
+
+ void
+ remove (std::string const& key);
+
+ std::type_info const&
+ type_info (char const* key) const
+ {
+ return type_info (std::string (key));
+ }
+
+ std::type_info const&
+ type_info (std::string const& key) const;
+
+ private:
+ typedef std::map<std::string, container::any> map;
+
+ map map_;
+ };
+ }
+}
+
+#include <cutl/compiler/context.txx>
+
+#endif // CUTL_COMPILER_CONTEXT_HXX