solidity/libyul/optimiser/Substitution.h
2018-11-23 14:29:00 +01:00

47 lines
1.2 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/>.
*/
/**
* Specific AST copier that replaces certain identifiers with expressions.
*/
#pragma once
#include <libyul/optimiser/ASTCopier.h>
#include <libyul/YulString.h>
#include <map>
namespace yul
{
/**
* Specific AST copier that replaces certain identifiers with expressions.
*/
class Substitution: public ASTCopier
{
public:
Substitution(std::map<YulString, Expression const*> const& _substitutions):
m_substitutions(_substitutions)
{}
Expression translate(Expression const& _expression) override;
private:
std::map<YulString, Expression const*> const& m_substitutions;
};
}