path: root/libsolidity/ast/ASTEnums.h

/*
    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/>.
*/
/**
 * @date 2017
 * Enums for AST classes.
 */

#pragma once

#include <libsolidity/interface/Exceptions.h>

#include <string>

namespace dev
{
namespace solidity
{

// How a function can mutate the EVM state.
enum class StateMutability { View, NonPayable, Payable };

inline std::string stateMutabilityToString(StateMutability const& _stateMutability)
{
    switch(_stateMutability)
    {
    case StateMutability::View:
        return "view";
    case StateMutability::NonPayable:
        return "nonpayable";
    case StateMutability::Payable:
        return "payable";
    default:
        solAssert(false, "Unknown state mutability.");
    }
}

}
}