solidity/tools/solidityUpgrade/Upgrade070.cpp

/*
	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.

n	You should have received a copy of the GNU General Public License
	along with solidity.  If not, see <http://www.gnu.org/licenses/>.
*/
#include <tools/solidityUpgrade/Upgrade070.h>
#include <tools/solidityUpgrade/SourceTransform.h>

using namespace solidity::frontend;
using namespace solidity::tools;

void DotSyntax::endVisit(FunctionCall const& _functionCall)
{
	Type const* type = _functionCall.annotation().type;
	if (auto const funcType = dynamic_cast<FunctionType const*>(type))
	{
		if (funcType->valueSet())
			m_changes.emplace_back(
				UpgradeChange::Level::Safe,
				_functionCall.location(),
				SourceTransform{m_charStreamProvider}.valueUpdate(_functionCall.location())
			);

		if (funcType->gasSet())
			m_changes.emplace_back(
				UpgradeChange::Level::Safe,
				_functionCall.location(),
				SourceTransform{m_charStreamProvider}.gasUpdate(_functionCall.location())
			);
	}
}

void NowKeyword::endVisit(Identifier const& _identifier)
{
	IdentifierAnnotation& annotation = _identifier.annotation();

	if (
		MagicVariableDeclaration const* magicVar =
		dynamic_cast<MagicVariableDeclaration const*>(annotation.referencedDeclaration)
	)
		if (magicVar->type()->category() == Type::Category::Integer)
		{
			solAssert(_identifier.name() == "now", "");
			m_changes.emplace_back(
				UpgradeChange::Level::Safe,
				_identifier.location(),
				SourceTransform{m_charStreamProvider}.nowUpdate(_identifier.location())
			);
		}
}

void ConstructorVisibility::endVisit(ContractDefinition const& _contract)
{
	if (!_contract.abstract())
		for (FunctionDefinition const* function: _contract.definedFunctions())
			if (
				function->isConstructor() &&
				!function->noVisibilitySpecified() &&
				function->visibility() == Visibility::Internal
			)
				m_changes.emplace_back(
					UpgradeChange::Level::Safe,
					_contract.location(),
					SourceTransform{m_charStreamProvider}.insertBeforeKeyword(_contract.location(), "contract", "abstract")
				);

	for (FunctionDefinition const* function: _contract.definedFunctions())
		if (function->isConstructor() && !function->noVisibilitySpecified())
			m_changes.emplace_back(
				UpgradeChange::Level::Safe,
				function->location(),
				SourceTransform{m_charStreamProvider}.removeVisibility(function->location())
			);
}