CoCalc -- util.js

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GitHub Repository: PrismarineJS/mineflayer
Path: blob/master/test/common/util.js
Views: ⁷⁸⁹

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const net = require('net')
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const getPort = () => new Promise(resolve => {
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  const server = net.createServer()
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  server.listen(0, '127.0.0.1')
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  server.on('listening', () => {
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    const { port } = server.address()
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    server.close(() => resolve(port))
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  })
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})
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module.exports = { getPort }
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