ESNext.class-fields Orthogonally-informed combination of public and private fields proposals ( https://github.com/tc39/proposal-class-fields ) ¶ See also https://github.com/tc39/proposal-class-fields https://github.com/tc39/notes/blob/master/meetings/2019-01/jan-30.md#private-fields-and-methods-refresher https://docs.google.com/presentation/d/1lPEfTLk_9jjjcjJcx0IAKoaq10mv1XrTZ-pgERG5YoM/edit#slide=id.p