// Copyright 2021-2022, Offchain Labs, Inc.
// For license information, see https://github.com/OffchainLabs/nitro-contracts/blob/main/LICENSE
// SPDX-License-Identifier: BUSL-1.1

pragma solidity ^0.8.0;

import "../state/GlobalState.sol";
import "../state/Machine.sol";
import "../osp/IOneStepProofEntry.sol";

struct AssertionState {
    GlobalState globalState;
    MachineStatus machineStatus;
    bytes32 endHistoryRoot;
}

library AssertionStateLib {
    function toExecutionState(
        AssertionState memory state
    ) internal pure returns (ExecutionState memory) {
        return ExecutionState(state.globalState, state.machineStatus);
    }

    function hash(
        AssertionState memory state
    ) internal pure returns (bytes32) {
        return keccak256(abi.encode(state));
    }
}