Module parse failed input.component.js 104:38

[marvinrabe]

🐛 Bug Report

Running v5.0.0-alpha.1 with react native web. The application build fails:

/node_modules/@ui-kitten/components/ui/input/input.component.js 104:38
Module parse failed: Unexpected token (104:38)
You may need an appropriate loader to handle this file type, currently no loaders are configured to process this file. See https://webpack.js.org/concepts#loaders
|         this.webEventResponder = devsupport_1.WebEventResponder.create(this);
|         this.focus = () => {
>             this.textInputRef.current?.focus();
|         };
|         this.blur = () => {

It looks like optional chaining is not supported.

To Reproduce

Steps to reproduce the behavior: Probably nothing special. Run any app on web.

Expected behavior

Successful build.

UI Kitten and Eva version

Package	Version
@eva-design/eva	5.0.0-alpha.1
@ui-kitten/components	2.0.0-alpha.1

Environment information

  System:
    OS: macOS 10.15.3
    CPU: (8) x64 Intel(R) Core(TM) i7-7820HQ CPU @ 2.90GHz
  Binaries:
    Node: 13.12.0 - /usr/local/bin/node
    Yarn: 1.22.4 - /usr/local/bin/yarn
    npm: 6.14.4 - /usr/local/bin/npm
  SDKs:
    iOS SDK:
      Platforms: iOS 13.4, DriverKit 19.0, macOS 10.15, tvOS 13.4, watchOS 6.2
  IDEs:
    Xcode: 11.4.1/11E503a - /usr/bin/xcodebuild
  npmPackages:
    react: ~16.9.0 => 16.9.0 
    react-native: https://github.com/expo/react-native/archive/sdk-37.0.1.tar.gz => 0.61.4 

[artyorsh]

Consider looking through the discussion in that issue, there is a workaround on this.