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enter market bug fix

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This commit is contained in:
Samyak Jain 2019-06-04 01:29:11 +05:30
parent aa06ba9743
commit 98b9a64423
1 changed files with 19 additions and 13 deletions
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32
contracts/ProxyLogics/InstaCompound.sol
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@ -101,6 +101,7 @@ contract Helpers is DSMath {
function getComptrollerAddress() public pure returns (address troller) {
troller = 0x3d9819210A31b4961b30EF54bE2aeD79B9c9Cd3B;
// troller = 0x2EAa9D77AE4D8f9cdD9FAAcd44016E746485bddb; // Rinkeby
// troller = 0x3CA5a0E85aD80305c2d2c4982B2f2756f1e747a5; // Kovan
}
/**
@ -118,6 +119,22 @@ contract Helpers is DSMath {
}
}
function enterMarket(address cErc20) internal {
ComptrollerInterface troller = ComptrollerInterface(getComptrollerAddress());
address[] memory markets = troller.getAssetsIn(address(this));
bool isEntered = false;
for (uint i = 0; i < markets.length; i++) {
if (markets[i] == cErc20) {
isEntered = true;
}
}
if (!isEntered) {
address[] memory toEnter = new address[](1);
toEnter[0] = cErc20;
troller.enterMarkets(toEnter);
}
}
}
@ -132,6 +149,7 @@ contract CompoundResolver is Helpers {
* @dev Deposit ETH/ERC20 and mint Compound Tokens
*/
function mintCToken(address erc20, address cErc20, uint tokenAmt) external payable {
enterMarket(cErc20);
if (erc20 == getAddressETH()) {
CETHInterface cToken = CETHInterface(cErc20);
cToken.mint.value(msg.value)();
@ -202,19 +220,7 @@ contract CompoundResolver is Helpers {
* @dev borrow ETH/ERC20
*/
function borrow(address erc20, address cErc20, uint tokenAmt) external {
ComptrollerInterface troller = ComptrollerInterface(getComptrollerAddress());
address[] memory markets = troller.getAssetsIn(address(this));
bool isEntered = false;
for (uint i = 0; i < markets.length; i++) {
if (markets[i] == cErc20) {
isEntered = true;
}
}
if (!isEntered) {
address[] memory toEnter = new address[](1);
toEnter[0] = cErc20;
troller.enterMarkets(toEnter);
}
enterMarket(cErc20);
require(CTokenInterface(cErc20).borrow(tokenAmt) == 0, "got collateral?");
transferToken(erc20);
emit LogBorrow(