File: protocol/contracts/zaps/PoolMigrationZap.sol   #1

52       function migrate(address oldPoolAddress_) public override {
53           ILiquidityPool oldPool_ = ILiquidityPool(oldPoolAddress_);
54           IERC20 lpToken_ = IERC20(oldPool_.getLpToken());
55           uint256 lpTokenAmount_ = lpToken_.balanceOf(msg.sender);
56           require(lpTokenAmount_ != 0, "No LP Tokens");
57           require(oldPool_.getWithdrawalFee(msg.sender, lpTokenAmount_) == 0, "withdrawal fee not 0");
58:          lpToken_.safeTransferFrom(msg.sender, address(this), lpTokenAmount_);
