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reValuate/node_modules/immediate/lib/messageChannel.js
2021-04-02 02:24:13 +03:00

18 lines
414 B
JavaScript

'use strict';
exports.test = function () {
if (global.setImmediate) {
// we can only get here in IE10
// which doesn't handel postMessage well
return false;
}
return typeof global.MessageChannel !== 'undefined';
};
exports.install = function (func) {
var channel = new global.MessageChannel();
channel.port1.onmessage = func;
return function () {
channel.port2.postMessage(0);
};
};