16 lines
351 B
Solidity
16 lines
351 B
Solidity
contract PullPaymentCapable {
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mapping(address => uint) refunds;
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function asyncSend(address dest, uint amount) internal {
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refunds[dest] += amount;
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}
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function withdrawRefund() external {
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uint refund = refunds[msg.sender];
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refunds[msg.sender] = 0;
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if (!msg.sender.send(refund)) {
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refunds[msg.sender] = refund;
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}
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}
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}
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