mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
63 lines
1.7 KiB
C++
63 lines
1.7 KiB
C++
/*
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This file is part of solidity.
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solidity is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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solidity is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with solidity. If not, see <http://www.gnu.org/licenses/>.
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*/
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// SPDX-License-Identifier: GPL-3.0
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#include <libsolidity/analysis/Scoper.h>
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#include <libsolidity/ast/AST.h>
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using namespace solidity;
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using namespace solidity::frontend;
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void Scoper::assignScopes(ASTNode const& _astRoot)
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{
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Scoper scoper;
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_astRoot.accept(scoper);
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}
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bool Scoper::visit(ContractDefinition const& _contract)
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{
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solAssert(m_contract == nullptr, "");
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m_contract = &_contract;
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return ASTConstVisitor::visit(_contract);
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}
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void Scoper::endVisit(ContractDefinition const& _contract)
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{
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solAssert(m_contract == &_contract, "");
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m_contract = nullptr;
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ASTConstVisitor::endVisit(_contract);
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}
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bool Scoper::visitNode(ASTNode const& _node)
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{
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if (auto const* scopable = dynamic_cast<Scopable const*>(&_node))
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{
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scopable->annotation().scope = m_scopes.empty() ? nullptr : m_scopes.back();
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scopable->annotation().contract = m_contract;
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}
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if (dynamic_cast<ScopeOpener const*>(&_node))
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m_scopes.push_back(&_node);
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return true;
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}
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void Scoper::endVisitNode(ASTNode const& _node)
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{
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if (dynamic_cast<ScopeOpener const*>(&_node))
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m_scopes.pop_back();
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}
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