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