mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
65 lines
2.0 KiB
C++
65 lines
2.0 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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// SPDX-License-Identifier: GPL-3.0
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/**
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* Container of (unparsed) Yul functions identified by name which are meant to be generated
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* only once.
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*/
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#pragma once
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#include <functional>
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#include <map>
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#include <string>
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#include <set>
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namespace solidity::frontend
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{
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/**
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* Container of (unparsed) Yul functions identified by name which are meant to be generated
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* only once.
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*/
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class MultiUseYulFunctionCollector
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{
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public:
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/// Helper function that uses @a _creator to create a function and add it to
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/// @a m_requestedFunctions if it has not been created yet and returns @a _name in both
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/// cases.
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std::string createFunction(std::string const& _name, std::function<std::string()> const& _creator);
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std::string createFunction(
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std::string const& _name,
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std::function<std::string(std::vector<std::string>&, std::vector<std::string>&)> const& _creator
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);
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/// @returns concatenation of all generated functions in the order in which they were
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/// generated.
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/// Clears the internal list, i.e. calling it again will result in an
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/// empty return value.
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std::string requestedFunctions();
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/// @returns true IFF a function with the specified name has already been collected.
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bool contains(std::string const& _name) const { return m_requestedFunctions.count(_name) > 0; }
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private:
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std::set<std::string> m_requestedFunctions;
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std::string m_code;
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};
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}
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