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removed userIndex from variabledebttoken

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This commit is contained in:
The3D 2020-09-21 16:11:14 +02:00
parent 8ed9b88163
commit 2ebe34a051
2 changed files with 26 additions and 24 deletions
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1
contracts/tokenization/AToken.sol
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@ -115,7 +115,6 @@ contract AToken is VersionedInitializable, IncentivizedERC20, IAToken {
//transfer event to track balances
emit Transfer(user, address(0), amount);
emit Burn(msg.sender, receiverOfUnderlying, amount, index);
}

49
contracts/tokenization/VariableDebtToken.sol
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@ -17,7 +17,6 @@ contract VariableDebtToken is DebtTokenBase, IVariableDebtToken {
using WadRayMath for uint256;
uint256 public constant DEBT_TOKEN_REVISION = 0x1;
mapping(address => uint256) _userIndexes;
constructor(
address pool,
@ -41,14 +40,12 @@ contract VariableDebtToken is DebtTokenBase, IVariableDebtToken {
**/
function balanceOf(address user) public virtual override view returns (uint256) {
uint256 scaledBalance = super.balanceOf(user);
if (scaledBalance == 0) {
return 0;
}
return
scaledBalance
.rayMul(POOL.getReserveNormalizedVariableDebt(UNDERLYING_ASSET));
return scaledBalance.rayMul(POOL.getReserveNormalizedVariableDebt(UNDERLYING_ASSET));
}
/**
@ -57,10 +54,13 @@ contract VariableDebtToken is DebtTokenBase, IVariableDebtToken {
* @param amount the amount of debt being minted
* @param index the variable debt index of the reserve
**/
function mint(address user, uint256 amount, uint256 index) external override onlyLendingPool {
function mint(
address user,
uint256 amount,
uint256 index
) external override onlyLendingPool {
_mint(user, amount.rayDiv(index));
emit Transfer(address(0), user, amount);
emit MintDebt(user, amount, index);
}
@ -70,35 +70,38 @@ contract VariableDebtToken is DebtTokenBase, IVariableDebtToken {
* @param user the user which debt is burnt
* @param index the variable debt index of the reserve
**/
function burn(address user, uint256 amount, uint256 index) external override onlyLendingPool {
_burn(user, amount.rayDiv(index));
_userIndexes[user] = index;
function burn(
address user,
uint256 amount,
uint256 index
) external override onlyLendingPool {
_burn(user, amount.rayDiv(index));
emit Transfer(user, address(0), amount);
emit BurnDebt(user, amount, index);
}
/**
* @dev Returns the principal debt balance of the user from
* @return The debt balance of the user since the last burn/mint action
**/
* @dev Returns the principal debt balance of the user from
* @return The debt balance of the user since the last burn/mint action
**/
function scaledBalanceOf(address user) public virtual override view returns (uint256) {
return super.balanceOf(user);
}
/**
* @dev Returns the total supply of the variable debt token. Represents the total debt accrued by the users
* @return the total supply
**/
function totalSupply() public virtual override view returns(uint256) {
* @dev Returns the total supply of the variable debt token. Represents the total debt accrued by the users
* @return the total supply
**/
function totalSupply() public virtual override view returns (uint256) {
return super.totalSupply().rayMul(POOL.getReserveNormalizedVariableDebt(UNDERLYING_ASSET));
}
/**
* @dev Returns the scaled total supply of the variable debt token. Represents sum(borrows/index)
* @return the scaled total supply
**/
function scaledTotalSupply() public virtual override view returns(uint256) {
* @dev Returns the scaled total supply of the variable debt token. Represents sum(borrows/index)
* @return the scaled total supply
**/
function scaledTotalSupply() public virtual override view returns (uint256) {
return super.totalSupply();
}
}