/**
 * Copyright 2017-2021, bZeroX, LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0.
 */

pragma solidity >=0.5.0 <0.6.0;

import "./IERC20.sol";

interface IPot {
	function dsr() external view returns (uint256);

	function chi() external view returns (uint256);

	function rho() external view returns (uint256);
}

contract IChai is IERC20 {
	function move(
		address src,
		address dst,
		uint256 wad
	) external returns (bool);

	function join(address dst, uint256 wad) external;

	function draw(address src, uint256 wad) external;

	function exit(address src, uint256 wad) external;
}