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32 lines
1.2 KiB
Solidity
32 lines
1.2 KiB
Solidity
// SPDX-License-Identifier: MIT
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// OpenZeppelin Contracts v4.4.1 (access/IAccessControlEnumerable.sol)
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pragma solidity ^0.8.0;
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import "./IAccessControl.sol";
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/**
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* @dev External interface of AccessControlEnumerable declared to support ERC165 detection.
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*/
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interface IAccessControlEnumerable is IAccessControl {
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/**
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* @dev Returns one of the accounts that have `role`. `index` must be a
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* value between 0 and {getRoleMemberCount}, non-inclusive.
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*
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* Role bearers are not sorted in any particular way, and their ordering may
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* change at any point.
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*
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* WARNING: When using {getRoleMember} and {getRoleMemberCount}, make sure
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* you perform all queries on the same block. See the following
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* https://forum.openzeppelin.com/t/iterating-over-elements-on-enumerableset-in-openzeppelin-contracts/2296[forum post]
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* for more information.
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*/
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function getRoleMember(bytes32 role, uint256 index) external view returns (address);
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/**
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* @dev Returns the number of accounts that have `role`. Can be used
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* together with {getRoleMember} to enumerate all bearers of a role.
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*/
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function getRoleMemberCount(bytes32 role) external view returns (uint256);
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}
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