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Refactored aToken

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This commit is contained in:
The3D 2020-09-21 15:58:19 +02:00
parent 56be9304c2
commit b7c4a255a9
1 changed files with 14 additions and 13 deletions
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27
contracts/tokenization/AToken.sol
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@ -20,19 +20,9 @@ import {SafeERC20} from '../misc/SafeERC20.sol';
*/ */
contract AToken is VersionedInitializable, IncentivizedERC20, IAToken { contract AToken is VersionedInitializable, IncentivizedERC20, IAToken {
using WadRayMath for uint256; using WadRayMath for uint256;
using SafeERC20 for IncentivizedERC20; using SafeERC20 for IERC20;
uint256 public constant UINT_MAX_VALUE = uint256(-1);
address public immutable UNDERLYING_ASSET_ADDRESS;
address public immutable RESERVE_TREASURY_ADDRESS;
LendingPool public immutable POOL;
/// @dev owner => next valid nonce to submit with permit()
mapping(address => uint256) public _nonces;
uint256 public constant ATOKEN_REVISION = 0x1;
bytes32 public DOMAIN_SEPARATOR;
bytes public constant EIP712_REVISION = bytes('1'); bytes public constant EIP712_REVISION = bytes('1');
bytes32 internal constant EIP712_DOMAIN = keccak256( bytes32 internal constant EIP712_DOMAIN = keccak256(
'EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)' 'EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)'
@ -41,6 +31,17 @@ contract AToken is VersionedInitializable, IncentivizedERC20, IAToken {
'Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)' 'Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)'
); );
uint256 public constant UINT_MAX_VALUE = uint256(-1);
uint256 public constant ATOKEN_REVISION = 0x1;
address public immutable UNDERLYING_ASSET_ADDRESS;
address public immutable RESERVE_TREASURY_ADDRESS;
LendingPool public immutable POOL;
/// @dev owner => next valid nonce to submit with permit()
mapping(address => uint256) public _nonces;
bytes32 public DOMAIN_SEPARATOR;
modifier onlyLendingPool { modifier onlyLendingPool {
require(msg.sender == address(POOL), Errors.CALLER_MUST_BE_LENDING_POOL); require(msg.sender == address(POOL), Errors.CALLER_MUST_BE_LENDING_POOL);
_; _;
@ -110,7 +111,7 @@ contract AToken is VersionedInitializable, IncentivizedERC20, IAToken {
_burn(user, scaledAmount); _burn(user, scaledAmount);
//transfers the underlying to the target //transfers the underlying to the target
IncentivizedERC20(UNDERLYING_ASSET_ADDRESS).safeTransfer(receiverOfUnderlying, amount); IERC20(UNDERLYING_ASSET_ADDRESS).safeTransfer(receiverOfUnderlying, amount);
//transfer event to track balances //transfer event to track balances
emit Transfer(user, address(0), amount); emit Transfer(user, address(0), amount);
@ -239,7 +240,7 @@ contract AToken is VersionedInitializable, IncentivizedERC20, IAToken {
onlyLendingPool onlyLendingPool
returns (uint256) returns (uint256)
{ {
IncentivizedERC20(UNDERLYING_ASSET_ADDRESS).safeTransfer(target, amount); IERC20(UNDERLYING_ASSET_ADDRESS).safeTransfer(target, amount);
return amount; return amount;
} }