dom-is-element
Install
npm install --save dom-is-element
Usage
import isElement from 'dom-is-element';
console.log(isElement({})); //false
console.log(isElement(null)); //false
console.log(isElement([])); //false
console.log(isElement(document.createElement('div'))); //true
About
There are other modules that do this. Those modules are not precompiled for different module systems, or they don't conform to a pattern that is amicable to static analysis.