NoBey/openzeppelin-contracts
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updated rules

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This commit is contained in:
Nick Armstrong
2022-03-25 12:57:16 -07:00
parent 89f9878ba2
commit 6895946f41
5 changed files with 571 additions and 105 deletions
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11
certora/munged/token/ERC20/extensions/ERC20Votes.sol
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@ -33,8 +33,8 @@ abstract contract ERC20Votes is IVotes, ERC20Permit {
bytes32 private constant _DELEGATION_TYPEHASH =
keccak256("Delegation(address delegatee,uint256 nonce,uint256 expiry)");
mapping(address => address) private _delegates;
mapping(address => Checkpoint[]) private _checkpoints;
mapping(address => address) public _delegates;
mapping(address => Checkpoint[]) public _checkpoints;
Checkpoint[] private _totalSupplyCheckpoints;
/**
@ -152,7 +152,7 @@ abstract contract ERC20Votes is IVotes, ERC20Permit {
/**
* @dev Maximum token supply. Defaults to `type(uint224).max` (2^224^ - 1).
*/
function _maxSupply() internal view virtual returns (uint224) {
function _maxSupply() public view virtual returns (uint224) { //harnessed to public
return type(uint224).max;
}
@ -169,10 +169,11 @@ abstract contract ERC20Votes is IVotes, ERC20Permit {
/**
* @dev Snapshots the totalSupply after it has been decreased.
*/
function _burn(address account, uint256 amount) internal virtual override {
function _burn(address account, uint256 amount) public virtual override returns (bool){ // HARNESS: internal -> public (to comply with the ERC20 harness)
super._burn(account, amount);
_writeCheckpointSub(_totalSupplyCheckpoints, amount); // HARNESS: new version without pointer
return true;
}
/**
@ -195,7 +196,7 @@ abstract contract ERC20Votes is IVotes, ERC20Permit {
*
* Emits events {DelegateChanged} and {DelegateVotesChanged}.
*/
function _delegate(address delegator, address delegatee) internal virtual {
function _delegate(address delegator, address delegatee) public virtual { // HARNESSED TO MAKE PUBLIC
address currentDelegate = delegates(delegator);
uint256 delegatorBalance = balanceOf(delegator);
_delegates[delegator] = delegatee;