1 files changed, 57 insertions, 0 deletions
diff --git a/DeclarationContainer.h b/DeclarationContainer.h
new file mode 100644
index 00000000..db681289
--- /dev/null
+++ b/DeclarationContainer.h
@@ -0,0 +1,57 @@
+/*
+    This file is part of cpp-ethereum.
+
+    cpp-ethereum is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    cpp-ethereum is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with cpp-ethereum.  If not, see <http://www.gnu.org/licenses/>.
+*/
+/**
+ * @author Christian <c@ethdev.com>
+ * @date 2014
+ * Scope - object that holds declaration of names.
+ */
+
+#pragma once
+
+#include <map>
+#include <boost/noncopyable.hpp>
+
+#include <libsolidity/ASTForward.h>
+
+namespace dev
+{
+namespace solidity
+{
+
+/**
+ * Container that stores mappings betwee names and declarations. It also contains a link to the
+ * enclosing scope.
+ */
+class DeclarationContainer
+{
+public:
+	explicit DeclarationContainer(Declaration* _enclosingDeclaration = nullptr, DeclarationContainer* _enclosingContainer = nullptr):
+		m_enclosingDeclaration(_enclosingDeclaration), m_enclosingContainer(_enclosingContainer) {}
+	/// Registers the declaration in the scope unless its name is already declared. Returns true iff
+	/// it was not yet declared.
+	bool registerDeclaration(Declaration& _declaration);
+	Declaration* resolveName(ASTString const& _name, bool _recursive = false) const;
+	Declaration* getEnclosingDeclaration() const { return m_enclosingDeclaration; }
+
+private:
+	Declaration* m_enclosingDeclaration;
+	DeclarationContainer* m_enclosingContainer;
+	std::map<ASTString, Declaration*> m_declarations;
+};
+
+}
+}