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Add require reason #28

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Jul 10, 2019
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2 changes: 1 addition & 1 deletion contracts/MembershipVerificationToken.sol
Original file line number Diff line number Diff line change
Expand Up @@ -144,7 +144,7 @@ contract MembershipVerificationToken is IERC1261, Ownable, ERC165 {
}

function getAttributes(address _to) external view returns (uint[]) {
require(_to != address(0));
require(_to != address(0), "Address cannot be zero");
return currentHolders[_to].data;
}

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