Conditionally build an array using if..else blocks

conditionally_build_array_using_if_else_blocks.js

const deployment = {
  debug: process.env.NODE_ENV === 'development',
};

const defaultIntegrations = integrations.filter(x => x.name !== 'Dedupe');

const integrations = [
  // add all the default integrations but those which were excluded using spread syntax
  ...defaultIntegrations,

  // Extracts all non-native attributes from the Error object and attaches them to the event as the extra data
  new ExtraErrorDataIntegration(),
];

if (deployment.debug) {
  // print event to DevTools console before sending it to Sentry
  // enable this integration only in DEBUG mode
  integrations.push(new DebugIntegration());
  
  // send all console.log() messages to Sentry in DEBUG mode
  integrations.push(new CaptureConsoleIntegration());
}

if (!deployment.debug) {
  // in RELEASE mode
  // Uses the web browser's online and offline events to detect when no network connectivity is available.
  // If offline, it saves events to the web browser's client-side storage (typically IndexedDB),
  // then automatically uploads events when network connectivity is restored.
  // https://developer.mozilla.org/en-US/docs/Web/API/Navigator/Online_and_offline_events
  integrations.push(new OfflineIntegration());
}