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Updated AToken, ERC20

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This commit is contained in:
The3D 2020-09-15 14:36:02 +02:00
parent 227c0b4962
commit b963afb0fb
2 changed files with 9 additions and 6 deletions
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4
contracts/tokenization/AToken.sol
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@ -103,6 +103,8 @@ contract AToken is VersionedInitializable, ERC20, IAToken {
//transfers the underlying to the target
ERC20(UNDERLYING_ASSET_ADDRESS).safeTransfer(receiverOfUnderlying, amount);
//transfer event to track balances
emit Transfer(user, address(0), amount);
emit Burn(msg.sender, receiverOfUnderlying, amount, index);
}
@ -121,6 +123,8 @@ contract AToken is VersionedInitializable, ERC20, IAToken {
//mint an equivalent amount of tokens to cover the new deposit
_mint(user,scaledAmount);
//transfer event to track balances
emit Transfer(address(0), user, amount);
emit Mint(user, amount, index);
}

11
contracts/tokenization/ERC20.sol
View File

@ -9,14 +9,14 @@ import {SafeMath} from '../libraries/math/SafeMath.sol';
/**
* @title ERC20
* @notice Basic ERC20 implementation
* @author Aave
* @author Aave, inspired by the Openzeppelin ERC20 implementation
**/
contract ERC20 is Context, IERC20, IERC20Detailed {
using SafeMath for uint256;
mapping(address => uint256) private _balances;
mapping(address => uint256) internal _balances;
mapping(address => mapping(address => uint256)) private _allowances;
uint256 private _totalSupply;
uint256 internal _totalSupply;
string private _name;
string private _symbol;
uint8 private _decimals;
@ -74,6 +74,7 @@ contract ERC20 is Context, IERC20, IERC20Detailed {
**/
function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
_transfer(_msgSender(), recipient, amount);
emit Transfer(msg.sender, recipient, amount);
return true;
}
@ -121,6 +122,7 @@ contract ERC20 is Context, IERC20, IERC20Detailed {
_msgSender(),
_allowances[sender][_msgSender()].sub(amount, 'ERC20: transfer amount exceeds allowance')
);
emit Transfer(sender, recipient, amount);
return true;
}
@ -169,7 +171,6 @@ contract ERC20 is Context, IERC20, IERC20Detailed {
_balances[sender] = _balances[sender].sub(amount, 'ERC20: transfer amount exceeds balance');
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint256 amount) internal virtual {
@ -179,7 +180,6 @@ contract ERC20 is Context, IERC20, IERC20Detailed {
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint256 amount) internal virtual {
@ -189,7 +189,6 @@ contract ERC20 is Context, IERC20, IERC20Detailed {
_balances[account] = _balances[account].sub(amount, 'ERC20: burn amount exceeds balance');
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(