// SPDX-License-Identifier: LGPL-3.0-only
pragma solidity 0.6.12;

/**
    @title Interface for Bridge contract.
    @author ChainSafe Systems.
 */
interface IBridge {
    /**
        @notice Exposing getter for {_domainID} instead of forcing the use of call.
        @return uint8 The {_domainID} that is currently set for the Bridge contract.
     */
    function _domainID() external returns (uint8);
}