pragma solidity ^0.5.0; import 'IERC20.sol'; contract TetherWrapper { public address token constructor(address tokenToWrap) public { token = tokenToWrap; } function transfer(address to, uint256 value) external returns (bool) { IERC20(token).transfer(to, value); }; function approve(address spender, uint256 value) external returns (bool) { IERC20(token).approve(spender, value); }; function transferFrom(address from, address to, uint256 value) external returns (bool){ }; function totalSupply() external view returns (uint256) { }; function balanceOf(address who) external view returns (uint256) { }; function allowance(address owner, address spender) external view returns (uint256) { }; event Transfer(address indexed from, address indexed to, uint256 value) { }; event Approval(address indexed owner, address indexed spender, uint256 value){ }; }