react-flexigrid/lib/dom/executionEnvironment.js

A React table component designed to allow presenting millions of rows of data.

export var canUseDOM = !!(typeof window !== 'undefined' && window.document && window.document.createElement);

export var canUseWorkers = typeof Worker !== 'undefined';
export var canUseEventListeners = canUseDOM && !!(window.addEventListener || window.attachEvent);
export var canUseViewport = canUseDOM && !!window.screen;
export var isInWorker = !canUseDOM;