modernizr/feature-detects/workers/sharedworkers.js

Modernizr is a JavaScript library that detects HTML5 and CSS3 features in the user’s browser.

/*!
{
  "name": "Shared Workers",
  "property": "sharedworkers",
  "caniuse" : "sharedworkers",
  "tags": ["performance", "workers"],
  "notes": [{
    "name": "W3C Reference",
    "href": "http://www.w3.org/TR/workers/"
  }]
}
!*/
/* DOC

Detects support for the `SharedWorker` API from the Web Workers spec.

*/
define(['Modernizr'], function( Modernizr ) {
  Modernizr.addTest('sharedworkers', !!window.SharedWorker);
});