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12 lines
277 B
12 lines
277 B
'use strict';
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const { promisify } = require('util');
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const sleep = promisify(setTimeout);
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const buf = new Uint32Array(new SharedArrayBuffer(4));
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module.exports = async ({ time = 100, a }) => {
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await sleep(time);
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const ret = Atomics.exchange(buf, 0, a);
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return ret;
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};
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