12 lines
324 B
JavaScript
12 lines
324 B
JavaScript
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import raf from "rc-util/es/raf";
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export default function channelUpdate(callback) {
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if (typeof MessageChannel === 'undefined') {
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raf(callback);
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} else {
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var channel = new MessageChannel();
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channel.port1.onmessage = function () {
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return callback();
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};
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channel.port2.postMessage(undefined);
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}
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}
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