interface IRegistry {

    /***************************************
    EVENTS
    ***************************************/

    /// @notice Emitted when a record is set.
    event RecordSet(string indexed key, address indexed value);

    /***************************************
    VIEW FUNCTIONS
    ***************************************/

    /// @notice The number of unique keys.
    function length() external view returns (uint256);

    /**
     * @notice Gets the `value` of a given `key`.
     * Reverts if the key is not in the mapping.
     * @param key The key to query.
     * @param value The value of the key.
     */
    function get(string calldata key) external view returns (address value);

    /**
     * @notice Gets the `value` of a given `key`.
     * Fails gracefully if the key is not in the mapping.
     * @param key The key to query.
     * @param success True if the key was found, false otherwise.
     * @param value The value of the key or zero if it was not found.
     */
    function tryGet(string calldata key) external view returns (bool success, address value);

    /**
     * @notice Gets the `key` of a given `index`.
     * @dev Iterable [1,length].
     * @param index The index to query.
     * @return key The key at that index.
     */
    function getKey(uint256 index) external view returns (string memory key);

    /***************************************
    GOVERNANCE FUNCTIONS
    ***************************************/

    /**
     * @notice Sets keys and values.
     * Can only be called by the current [**governor**](/docs/protocol/governance).
     * @param keys The keys to set.
     * @param values The values to set.
     */
    function set(string[] calldata keys, address[] calldata values) external;
}
/**
 * @title IRegistry
 * @author solace.fi
 * @notice Tracks the contracts of the Solaverse.
 *
 * [**Governance**](/docs/protocol/governance) can set the contract addresses and anyone can look them up.
 *
 * A key is a unique identifier for each contract. Use [`get(key)`](#get) or [`tryGet(key)`](#tryget) to get the address of the contract. Enumerate the keys with [`length()`](#length) and [`getKey(index)`](#getkey).
 */
function tryGet(string calldata key) external view returns (bool success, address value);

/**
 * @notice Gets the `value` of a given `key`.
 * Fails gracefully if the key is not in the mapping.
 * @param key The key to query.
 * @param success True if the key was found, false otherwise.
 * @param value The value of the key or zero if it was not found.
 */