modernizr
Version:
Modernizr is a JavaScript library that detects HTML5 and CSS3 features in the user’s browser.
30 lines (29 loc) • 789 B
JavaScript
/*!
{
"name": "WebSockets Support",
"property": "websockets",
"authors": ["Phread [fearphage]", "Mike Sherov [mikesherov]", "Burak Yigit Kaya [BYK]"],
"caniuse": "websockets",
"tags": ["html5"],
"warnings": [
"This test will reject any old version of WebSockets even if it is not prefixed such as in Safari 5.1"
],
"notes": [{
"name": "CLOSING State and Spec",
"href": "http://www.w3.org/TR/websockets/#the-websocket-interface"
}],
"polyfills": [
"sockjs",
"socketio",
"kaazing-websocket-gateway",
"websocketjs",
"atmosphere",
"graceful-websocket",
"portal",
"datachannel"
]
}
!*/
define(['Modernizr'], function( Modernizr ) {
Modernizr.addTest('websockets', 'WebSocket' in window && window.WebSocket.CLOSING === 2);
});