1fd993bc01
* Updated code style to no more than120 characters per line. * Unify code comments style with Doxygen-style tags.
23 lines
682 B
Solidity
23 lines
682 B
Solidity
pragma solidity ^0.5.2;
|
|
|
|
import "./Escrow.sol";
|
|
|
|
/**
|
|
* @title ConditionalEscrow
|
|
* @dev Base abstract escrow to only allow withdrawal if a condition is met.
|
|
* @dev Intended usage: See Escrow.sol. Same usage guidelines apply here.
|
|
*/
|
|
contract ConditionalEscrow is Escrow {
|
|
/**
|
|
* @dev Returns whether an address is allowed to withdraw their funds. To be
|
|
* implemented by derived contracts.
|
|
* @param payee The destination address of the funds.
|
|
*/
|
|
function withdrawalAllowed(address payee) public view returns (bool);
|
|
|
|
function withdraw(address payable payee) public {
|
|
require(withdrawalAllowed(payee));
|
|
super.withdraw(payee);
|
|
}
|
|
}
|