solidity/libsolidity/analysis/ImmutableValidator.h
2023-07-14 15:29:32 +02:00

54 lines
1.5 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/>.
*/
// SPDX-License-Identifier: GPL-3.0
#pragma once
#include <libsolidity/ast/ASTVisitor.h>
#include <liblangutil/ErrorReporter.h>
namespace solidity::frontend
{
/**
* Validates access and initialization of immutable variables:
* must be directly initialized in a c'tor or inline
*/
class ImmutableValidator: private ASTConstVisitor
{
public:
ImmutableValidator(langutil::ErrorReporter& _errorReporter, ContractDefinition const& _contractDefinition):
m_mostDerivedContract(_contractDefinition),
m_errorReporter(_errorReporter)
{ }
void analyze();
private:
bool visit(FunctionDefinition const& _functionDefinition);
void endVisit(MemberAccess const& _memberAccess);
void endVisit(Identifier const& _identifier);
void analyseVariableReference(Declaration const* _variableReference, Expression const& _expression);
ContractDefinition const& m_mostDerivedContract;
langutil::ErrorReporter& m_errorReporter;
};
}