access-nyc-patterns/src/utilities/element/matches.js

User Interface Patterns for Benefits Access

'use strict';

/**
 * Polyfill for Element.prototype.matches()
 * https://developer.mozilla.org/en-US/docs/Web/API/Element/matches#Polyfill
 */

/* eslint-disable no-undef */
if (!Element.prototype.matches)
  Element.prototype.matches =
    Element.prototype.matchesSelector ||
    Element.prototype.mozMatchesSelector ||
    Element.prototype.msMatchesSelector ||
    Element.prototype.oMatchesSelector ||
    Element.prototype.webkitMatchesSelector ||
    function(s) {
      let matches = (this.document || this.ownerDocument)
        .querySelectorAll(s);
      let i = matches.length;
      // eslint-disable-next-line no-empty
      while (--i >= 0 && matches.item(i) !== this) {}
      return i > -1;
    };
/* eslint-enable no-undef */