1 files changed, 136 insertions, 0 deletions
diff --git a/libcutl/compiler/context.hxx b/libcutl/compiler/context.hxx
new file mode 100644
index 0000000..fc120cc
--- /dev/null
+++ b/libcutl/compiler/context.hxx
@@ -0,0 +1,136 @@
+// file      : libcutl/compiler/context.hxx
+// license   : MIT; see accompanying LICENSE file
+
+#ifndef LIBCUTL_COMPILER_CONTEXT_HXX
+#define LIBCUTL_COMPILER_CONTEXT_HXX
+
+#include <map>
+#include <string>
+#include <cstddef> // std::size_t
+#include <typeinfo>
+
+#include <libcutl/exception.hxx>
+#include <libcutl/container/any.hxx>
+
+#include <libcutl/export.hxx>
+
+namespace cutl
+{
+  namespace compiler
+  {
+    class LIBCUTL_EXPORT context
+    {
+    public:
+      struct no_entry: exception {};
+      struct 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 <libcutl/compiler/context.txx>
+
+#endif // LIBCUTL_COMPILER_CONTEXT_HXX