fix: warn when on xhr error used

[pauldambra]

see #1193

we can't go back in time to make that right... but we can at least maybe help the future traveller

[vercel]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Updated (UTC)
posthog-js	✅ Ready (Inspect)	Visit Preview	Jul 11, 2024 7:58pm

[github-actions]

Size Change: +417 B (+0.04%)

Total Size: 1.18 MB

Filename	Size	Change
dist/array.full.js	329 kB	+105 B (+0.03%)
dist/array.js	161 kB	+104 B (+0.06%)
dist/main.js	162 kB	+104 B (+0.06%)
dist/module.js	161 kB	+104 B (+0.06%)

ℹ️ View Unchanged

Filename	Size
dist/exception-autocapture.js	10.4 kB
dist/recorder-v2.js	110 kB
dist/recorder.js	110 kB
dist/surveys-preview.js	59.6 kB
dist/surveys.js	64.7 kB
dist/tracing-headers.js	8.26 kB
dist/web-vitals.js	5.79 kB

_{compressed-size-action}