pragma solidity ^0.4.24; import "../Initializable.sol"; import "../access/roles/CapperRole.sol"; contract CapperRoleMock is Initializable, CapperRole { constructor() public { CapperRole.initialize(); } function removeCapper(address account) public { _removeCapper(account); } function onlyCapperMock() public view onlyCapper { } // Causes a compilation error if super._removeCapper is not internal function _removeCapper(address account) internal { super._removeCapper(account); } }