/*
	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/ASTForward.h>

#include <libsolidity/analysis/experimental/Analysis.h>
#include <libsolidity/ast/experimental/TypeSystem.h>

#include <list>
#include <set>

namespace solidity::frontend::experimental
{

class Analysis;

struct IRGenerationContext
{
	Analysis const& analysis;
	TypeEnvironment const* env = nullptr;
	void enqueueFunctionDefinition(FunctionDefinition const* _functionDefinition, Type _type)
	{
		QueuedFunction queue{_functionDefinition, env->resolve(_type)};
		if (!generatedFunctions.count(queue))
			functionQueue.emplace_back(queue);
	}
	struct QueuedFunction
	{
		FunctionDefinition const* function;
		Type type;
		bool operator<(QueuedFunction const& _rhs) const {
			return std::make_tuple(function, type) < std::make_tuple(_rhs.function, _rhs.type);
		}
	};
	std::list<QueuedFunction> functionQueue;
	std::set<QueuedFunction> generatedFunctions;
};

}