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11 lines
270 B
11 lines
270 B
6 years ago
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async function balanceDifference (account, promise) {
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const balanceBefore = web3.eth.getBalance(account);
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await promise();
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const balanceAfter = web3.eth.getBalance(account);
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return balanceAfter.minus(balanceBefore);
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}
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module.exports = {
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balanceDifference,
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};
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