mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
84 lines
2.3 KiB
C++
84 lines
2.3 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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/**
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* Module responsible for registering identifiers inside their scopes.
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*/
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#pragma once
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#include <libsolidity/inlineasm/AsmDataForward.h>
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#include <boost/variant.hpp>
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#include <functional>
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#include <memory>
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namespace dev
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{
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struct SourceLocation;
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namespace solidity
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{
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class ErrorReporter;
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namespace assembly
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{
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struct TypedName;
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struct Scope;
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struct AsmAnalysisInfo;
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/**
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* Fills scopes with identifiers and checks for name clashes.
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* Does not resolve references.
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*/
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class ScopeFiller: public boost::static_visitor<bool>
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{
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public:
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ScopeFiller(AsmAnalysisInfo& _info, ErrorReporter& _errorReporter);
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bool operator()(assembly::Instruction const&) { return true; }
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bool operator()(assembly::Literal const&) { return true; }
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bool operator()(assembly::Identifier const&) { return true; }
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bool operator()(assembly::FunctionalInstruction const&) { return true; }
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bool operator()(assembly::Label const& _label);
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bool operator()(assembly::StackAssignment const&) { return true; }
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bool operator()(assembly::Assignment const&) { return true; }
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bool operator()(assembly::VariableDeclaration const& _variableDeclaration);
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bool operator()(assembly::FunctionDefinition const& _functionDefinition);
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bool operator()(assembly::FunctionCall const&) { return true; }
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bool operator()(assembly::If const& _if);
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bool operator()(assembly::Switch const& _switch);
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bool operator()(assembly::ForLoop const& _forLoop);
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bool operator()(assembly::Block const& _block);
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private:
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bool registerVariable(
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TypedName const& _name,
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SourceLocation const& _location,
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Scope& _scope
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);
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Scope& scope(assembly::Block const* _block);
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Scope* m_currentScope = nullptr;
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AsmAnalysisInfo& m_info;
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ErrorReporter& m_errorReporter;
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};
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}
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}
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}
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