Angular 6 – process is not defined when trying to serve application

In polyfill.ts, add this line:

(window as any).process = {
  env: { DEBUG: undefined },
};

Reference: https://github.com/algolia/algoliasearch-client-javascript/issues/691


Or npm i -S process, then add this to polyfill.ts:

import * as process from 'process';
window['process'] = process;

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