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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/algosdk/dist/cjs/src
Просмотр файла: wait.js
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.waitForConfirmation = void 0;
/**
* Wait until a transaction has been confirmed or rejected by the network, or
* until 'waitRounds' number of rounds have passed.
* @param client - An Algodv2 client
* @param txid - The ID of the transaction to wait for.
* @param waitRounds - The maximum number of rounds to wait for.
* @returns A promise that, upon success, will resolve to the output of the
* `pendingTransactionInformation` call for the confirmed transaction.
*/
async function waitForConfirmation(client, txid, waitRounds) {
// Wait until the transaction is confirmed or rejected, or until 'waitRounds'
// number of rounds have passed.
const status = await client.status().do();
if (typeof status === 'undefined') {
throw new Error('Unable to get node status');
}
const startRound = status['last-round'] + 1;
let currentRound = startRound;
/* eslint-disable no-await-in-loop */
while (currentRound < startRound + waitRounds) {
let poolError = false;
try {
const pendingInfo = await client.pendingTransactionInformation(txid).do();
if (pendingInfo['confirmed-round']) {
// Got the completed Transaction
return pendingInfo;
}
if (pendingInfo['pool-error']) {
// If there was a pool error, then the transaction has been rejected
poolError = true;
throw new Error(`Transaction Rejected: ${pendingInfo['pool-error']}`);
}
}
catch (err) {
// Ignore errors from PendingTransactionInformation, since it may return 404 if the algod
// instance is behind a load balancer and the request goes to a different algod than the
// one we submitted the transaction to
if (poolError) {
// Rethrow error only if it's because the transaction was rejected
throw err;
}
}
await client.statusAfterBlock(currentRound).do();
currentRound += 1;
}
/* eslint-enable no-await-in-loop */
throw new Error(`Transaction not confirmed after ${waitRounds} rounds`);
}
exports.waitForConfirmation = waitForConfirmation;
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