b04455c36f
* add prettier-solidity + config * run prettier * update lockfile * run prettier again * Prettier missed one /: * keep bridge adapter the same * yarn prettier
50 lines
1.9 KiB
Solidity
50 lines
1.9 KiB
Solidity
// SPDX-License-Identifier: Apache-2.0
|
|
|
|
/*
|
|
Copyright 2020 ZeroEx Intl.
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
pragma solidity ^0.6.5;
|
|
pragma experimental ABIEncoderV2;
|
|
|
|
import "@0x/contracts-erc20/contracts/src/v06/IERC20TokenV06.sol";
|
|
import "../src/vendor/v3/IERC20Bridge.sol";
|
|
|
|
contract TestBridge is IERC20Bridge {
|
|
IERC20TokenV06 public immutable xAsset;
|
|
IERC20TokenV06 public immutable yAsset;
|
|
|
|
constructor(IERC20TokenV06 xAsset_, IERC20TokenV06 yAsset_) public {
|
|
xAsset = xAsset_;
|
|
yAsset = yAsset_;
|
|
}
|
|
|
|
/// @dev Transfers `amount` of the ERC20 `tokenAddress` from `from` to `to`.
|
|
/// @param tokenAddress The address of the ERC20 token to transfer.
|
|
/// @param from Address to transfer asset from.
|
|
/// @param to Address to transfer asset to.
|
|
/// @param amount Amount of asset to transfer.
|
|
/// @return success The magic bytes `0xdc1600f3` if successful.
|
|
function bridgeTransferFrom(
|
|
address tokenAddress,
|
|
address from,
|
|
address to,
|
|
uint256 amount,
|
|
bytes calldata /* bridgeData */
|
|
) external override returns (bytes4 success) {
|
|
IERC20TokenV06 takerToken = tokenAddress == address(xAsset) ? yAsset : xAsset;
|
|
uint256 takerTokenBalance = takerToken.balanceOf(address(this));
|
|
emit ERC20BridgeTransfer(address(takerToken), tokenAddress, takerTokenBalance, amount, from, to);
|
|
return 0xdecaf000;
|
|
}
|
|
}
|