Rendering Empty Chart

Problem

The Chart component (from react-native-f2chart) is rendering an empty chart!

Instructions To reproduce

Clone this repo on a system that already has expo installed
Run expo start
On your mobile device (eg: iPhone), open the Expo app and connect to the server launched from expo start.

My evironment

Dev system

expo 35.0.0
react native 0.5.9
react 16.8.3
Mac OS X Mojave 10.14.6

Target Device

Expo iOS client 2.13.0.107059
iPhone 6S on iOS 12.4.1