laconicd-deprecated/tests/solidity/suites/staking/contracts/lib/os/ERC20.sol
Federico Kunze 96cad7de9c
tests: reorganize packages (#7)
* tests: reorganize testing packages

* gitignore and minor changes
2021-05-11 07:54:55 -04:00

36 lines
975 B
Solidity

// Brought from https://github.com/aragon/aragonOS/blob/v4.3.0/contracts/lib/token/ERC20.sol
// Adapted to use pragma ^0.5.8 and satisfy our linter rules
pragma solidity ^0.5.8;
/**
* @title ERC20 interface
* @dev see https://github.com/ethereum/EIPs/issues/20
*/
contract ERC20 {
function totalSupply() public view returns (uint256);
function balanceOf(address _who) public view returns (uint256);
function allowance(address _owner, address _spender) public view returns (uint256);
function transfer(address _to, uint256 _value) public returns (bool);
function approve(address _spender, uint256 _value) public returns (bool);
function transferFrom(address _from, address _to, uint256 _value) public returns (bool);
event Transfer(
address indexed from,
address indexed to,
uint256 value
);
event Approval(
address indexed owner,
address indexed spender,
uint256 value
);
}