ITIP20RolesAuth.sol

// SPDX-License-Identifier: MIT OR Apache-2.0
pragma solidity >=0.8.13 <0.9.0;

interface ITIP20RolesAuthErr {
    /// @notice Thrown when the caller lacks the required role for the requested action
    error Unauthorized();
}

/// @title The interface for interacting with TIP-20 token authorization-related features.
interface ITIP20RolesAuth is ITIP20RolesAuthErr {
    event RoleMembershipUpdated(bytes32 indexed role, address indexed account, address indexed sender, bool hasRole);
    event RoleAdminUpdated(bytes32 indexed role, bytes32 indexed newAdminRole, address indexed sender);

    function hasRole(address account, bytes32 role) external view returns (bool);
    function getRoleAdmin(bytes32 role) external view returns (bytes32);
    function grantRole(bytes32 role, address account) external;
    function revokeRole(bytes32 role, address account) external;
    function renounceRole(bytes32 role) external;
    function setRoleAdmin(bytes32 role, bytes32 adminRole) external;
}