xavierlepretre

const Promise = require("bluebird");
const sequentialPromise = require("./sequentialPromise.js");

/**
 * @param {!string | !Array.<!string>} txHash, a transaction hash or an array of transaction hashes.
 * @param {Number} interval, in seconds.
 * @returns {!Promise.<!object> | !Promise.<!Array.<!object>>} the receipt or an array of receipts.
 */
module.exports = function getTransactionReceiptMined(txHash, interval) {
    const self = this;

sanjay1909

// Don’t ever use npm with sudo (eg: sudo npm install) except if you want to install a package.
// Problem is permissions issue in your our Home directory.

// reclaim ownership of the .npm directory.
sudo chown -R $(whoami) ~/.npm

// the write permission in node_modules directory: 
sudo chown -R $(whoami) /usr/local/lib/node_modules