@machinomy/hdwallet-provider/dist/engine.js

HD Wallet-enabled Web3 provider

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.Engine = void 0;
const web3_provider_engine_1 = __importDefault(require("web3-provider-engine"));
const util_1 = require("./util");
class Engine extends web3_provider_engine_1.default {
    async _getBlockByNumberRepeat(blockNumber) {
        const attempts = 5;
        const interval = 1000;
        const req = util_1.createPayload({ method: "eth_getBlockByNumber", params: [blockNumber, false], skipCache: true });
        for (let attempt = 0; attempt < attempts; attempt++) {
            const response = await this._handlePromise(req);
            if (response.error || response.result) {
                return response;
            }
            else {
                await util_1.timeout(interval);
            }
        }
    }
    _handlePromise(req) {
        return new Promise((resolve, reject) => {
            this._handleAsync(req, (err, res) => {
                err ? reject(err) : resolve(res);
            });
        });
    }
    _getBlockByNumber(blockNumber, callback) {
        this._getBlockByNumberRepeat(blockNumber)
            .then(result => {
            callback(null, result);
        })
            .catch(error => {
            callback(error);
        });
    }
}
exports.Engine = Engine;
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