https://medium.com/fhinkel/runtime-type-information-for-javascript-b134faac3c0a
https://github.com/fhinkel/type-profile
origin - http://www.pipiscrew.com/?p=9960 runtime-type-information-for-javascript
https://medium.com/fhinkel/runtime-type-information-for-javascript-b134faac3c0a
https://github.com/fhinkel/type-profile
origin - http://www.pipiscrew.com/?p=9960 runtime-type-information-for-javascript