mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
59 lines
1.4 KiB
C++
59 lines
1.4 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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* Expression simplification pattern.
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*/
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#pragma once
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#include <functional>
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namespace dev
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{
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namespace solidity
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{
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/**
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* Rule that contains a pattern, an action that can be applied
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* after the pattern has matched and a bool that indicates
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* whether the action would remove something from the expression
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* than is not a constant literal.
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*/
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template <class Pattern>
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struct SimplificationRule
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{
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SimplificationRule(
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Pattern _pattern,
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std::function<Pattern()> _action,
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bool _removesNonConstants,
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std::function<bool()> _feasible = {}
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):
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pattern(std::move(_pattern)),
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action(std::move(_action)),
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removesNonConstants(_removesNonConstants),
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feasible(std::move(_feasible))
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{}
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Pattern pattern;
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std::function<Pattern()> action;
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bool removesNonConstants;
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std::function<bool()> feasible;
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};
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}
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}
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