44 lines
831 B
JavaScript
44 lines
831 B
JavaScript
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/**
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* Module dependencies.
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*/
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var global = (function() { return this; })();
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/**
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* WebSocket constructor.
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*/
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var WebSocket = global.WebSocket || global.MozWebSocket;
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/**
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* Module exports.
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*/
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module.exports = WebSocket ? ws : null;
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/**
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* WebSocket constructor.
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*
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* The third `opts` options object gets ignored in web browsers, since it's
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* non-standard, and throws a TypeError if passed to the constructor.
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* See: https://github.com/einaros/ws/issues/227
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*
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* @param {String} uri
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* @param {Array} protocols (optional)
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* @param {Object) opts (optional)
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* @api public
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*/
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function ws(uri, protocols, opts) {
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var instance;
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if (protocols) {
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instance = new WebSocket(uri, protocols);
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} else {
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instance = new WebSocket(uri);
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}
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return instance;
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}
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if (WebSocket) ws.prototype = WebSocket.prototype;
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