XMLHttpRequest cannot be used when running ipfs in a service worker

[vasco-santos]

self.XMLHttpRequest is not a constructor

• Version: 0.31.0
• Platform: Browser
• Subsystem: Preload

Type: Bug

Severity: Critical

Description:

Service workers does not support XMLHttpRequest. This way, a service worker cannot run this version of js-ipfs. Can the XMLHttpRequest be changed to use fetch instead?

js-ipfs/src/core/runtime/preload-browser.js

Line 12 in 649b755

const req = new self.XMLHttpRequest()

Steps to reproduce the error:

Instantiate an IPFS node inside a service worker