What could be causing this slow fetch in react native?

Question

In the following code, the first console.log message prints pretty much instantly. Then everything just hangs (I\'m initially assumed it was waiting for the body of the respons

Answer 1

It is a known bug that parsing responses can lag badly when remote debugging is enabled. Disabling remote debugging should speed this up a lot.

You can read the issue for details and other workarounds.

Answer 2

As you've found out yourself, this is a known bug that should be fixed in react-native v0.31

Answer 3

What worked for me is moving the fetch calls inside the constructor of a react component. Otherwise they never resolve. Hope this helps