fetch-https.js

fetch-https.js

import https from 'node:https'
import fetch from 'node-fetch'

const agent = new https.Agent({ keepAlive: true })

const toMb = x => `${(x / 1024 / 1024).toFixed(2)} Mb`

async function start () {
  const s = process.memoryUsage()

  for (let i = 0; i < 1000; i++) {
    const res = await fetch('https://example.com', { agent })
    for await (const chunk of res.body) {} // do nothing
  }

  const e = process.memoryUsage()

  for (const k of Object.keys(s)) {
    console.log(`memoryUsage.${k}: ${toMb(s[k])} => ${toMb(e[k])} (Diff: ${(e[k]/s[k] * 100 - 100).toFixed(2)}%)` );
  }
}

process.on('warning', e => {}) /* console.warn(e.stack)) */

start().catch(e => console.error(e))