PausableZoneEventsAndErrors.sol

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.13;

/**
 * @notice PausableZoneEventsAndErrors contains errors and events
 *         related to zone interaction.
 */
interface PausableZoneEventsAndErrors {
    /**
     * @dev Emit an event whenever a zone is successfully paused.
     */
    event Paused();

    /**
     * @dev Emit an event whenever a zone is successfully unpaused (created).
     */
    event Unpaused();

    /**
     * @dev Emit an event whenever a zone owner registers a new potential
     *      owner for that zone.
     *
     * @param newPotentialOwner The new potential owner of the zone.
     */
    event PotentialOwnerUpdated(address newPotentialOwner);

    /**
     * @dev Emit an event whenever zone ownership is transferred.
     *
     * @param previousOwner The previous owner of the zone.
     * @param newOwner      The new owner of the zone.
     */
    event OwnershipTransferred(address previousOwner, address newOwner);

    /**
     * @dev Emit an event whenever a new zone is created.
     *
     * @param zone The address of the zone.
     * @param salt The salt used to deploy the zone.
     */
    event ZoneCreated(address zone, bytes32 salt);

    /**
     * @dev Emit an event whenever a zone owner assigns a new pauser
     *
     * @param newPauser The new pauser of the zone.
     */
    event PauserUpdated(address newPauser);

    /**
     * @dev Emit an event whenever a zone owner assigns a new operator
     *
     * @param newOperator The new operator of the zone.
     */
    event OperatorUpdated(address newOperator);

    /**
     * @dev Revert with an error when attempting to pause the zone
     *      while the caller is not the owner or pauser of the zone.
     */
    error InvalidPauser();

    /**
     * @dev Revert with an error when attempting to call an operation
     *      while the caller is not the controller or operator of the zone.
     */
    error InvalidOperator();

    /**
     * @dev Revert with an error when attempting to pause the zone or update the
     *      operator while the caller is not the controller of the zone.
     */
    error InvalidController();
    /**
     * @dev Revert with an error when attempting to deploy a zone that is
     *      currently deployed.
     */
    error ZoneAlreadyExists(address zone);

    /**
     * @dev Revert with an error when the caller does not have the _owner role
     *
     */
    error CallerIsNotOwner();

    /**
     * @dev Revert with an error when the caller does not have the operator role
     *
     */
    error CallerIsNotOperator();

    /**
     * @dev Revert with an error when attempting to set the new potential owner
     *      as the 0 address.
     *
     */
    error OwnerCanNotBeSetAsZero();

    /**
     * @dev Revert with an error when attempting to set the new potential pauser
     *      as the 0 address.
     *
     */
    error PauserCanNotBeSetAsZero();

    /**
     * @dev Revert with an error when the caller does not have
     *      the potentialOwner role.
     */
    error CallerIsNotPotentialOwner();

    /**
     * @dev Revert with an error when the zone is paused
     */
    error ZoneIsPaused();
}