/*

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.

*/

#include <libsolidity/DeclarationContainer.h>

#include <libsolidity/AST.h>

namespace dev

{

namespace solidity

{

bool DeclarationContainer::registerDeclaration(Declaration const& _declaration, bool _invisible, bool _update)

{

ASTString const& name(_declaration.getName());

if (name.empty())

return true;

if (!_update && (m_declarations.count(name) || m_invisibleDeclarations.count(name)))

return false;

if (_invisible)

m_invisibleDeclarations.insert(name);

else

m_declarations[name] = &_declaration;

return true;

}

Declaration const* DeclarationContainer::resolveName(ASTString const& _name, bool _recursive) const

{

solAssert(!_name.empty(), "Attempt to resolve empty name.");

auto result = m_declarations.find(_name);

if (result != m_declarations.end())

return result->second;

if (_recursive && m_enclosingContainer)

return m_enclosingContainer->resolveName(_name, true);

return nullptr;

}

}

}