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