Advanced Error Handling

"use strict";

const ccxt      = require ('../../ccxt.js');

// instantiate the exchange
let exchange = new ccxt.coinbasepro  ({
   'apiKey': 'XXXXXXXXXXXXXX',
   'secret': 'YYYYYYYYYYYYYY',
});

async function checkOrders(){
   try {
       // fetch orders
       let orders = await exchange.fetchOrders ('BTC/USDT');
       // output the result
       console.log (exchange.id, 'fetched orders', orders);
   } catch (e) {
       if (e instanceof ccxt.DDoSProtection || e.message.includes ('ECONNRESET')) {
           console.log ('[DDoS Protection] ' + e.message);
       } else if (e instanceof ccxt.RequestTimeout) {
           console.log ('[Request Timeout] ' + e.message);
       } else if (e instanceof ccxt.AuthenticationError) {
           console.log ('[Authentication Error] ' + e.message);
       } else if (e instanceof ccxt.ExchangeNotAvailable) {
           console.log ('[Exchange Not Available Error] ' + e.message);
       } else if (e instanceof ccxt.ExchangeError) {
           console.log ('[Exchange Error] ' + e.message);
       } else if (e instanceof ccxt.NetworkError) {
           console.log ('[Network Error] ' + e.message);
       } else {
           // you can throw it if you want to stop the execution
           // console.log ('[Exception ' + e.constructor.name + '] ' + e.message);
           throw e;
       }
   }
}

//  for demonstrational purposes, we use 1000 ms interval
setInterval(checkOrders, 1000);