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/*
This file is part of solidity.
solidity 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.
solidity 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 solidity. If not, see <http://www.gnu.org/licenses/>.
*/
// SPDX-License-Identifier: GPL-3.0
#pragma once
#include <libsolidity/ast/ASTForward.h>
#include <libsolidity/ast/ASTVisitor.h>
namespace solidity::frontend
{
/**
* AST visitor that assigns syntactic scopes.
*/
class Scoper: private ASTConstVisitor
{
public:
static void assignScopes(ASTNode const& _astRoot);
private:
bool visit(ContractDefinition const& _contract) override;
void endVisit(ContractDefinition const& _contract) override;
bool visitNode(ASTNode const& _node) override;
void endVisitNode(ASTNode const& _node) override;
ContractDefinition const* m_contract = nullptr;
std::vector<ASTNode const*> m_scopes;
};
}