Snowpack Compile - The 'this' keyword is equivalent to 'undefined at the top level of an ES module

[khanakia]

I just created a new project in snowpack and installed the https://ant.design/ library but snowpack is giving error both on backend and frontend. I have created a demo REPO you can test there.

Reproduction link

https://github.com/khanakia/snowpack-antd-issue.git

Steps to reproduce

git clone https://github.com/khanakia/snowpack-antd-issue.git
yarn install
yarn start --reload

ERROR Screen

Environment	Info
antd	4.5.2
React	16.13.1
System	OSX
Browser	Chrome