Private Static Methods (Stage 3)

[tim-mc]

Info

Proposal Status: Stage 3 @ May 2018 TC39 meeting Meeting Slides: Status Class Features Proposal Repo: tc39/proposal-static-class-features

Article on class features subject by @syg: "The Semantics of All JS Class Elements"

Prior Work:

• Static class features (https://github.com/babel/babel/pull/8205)
• Private methods (https://github.com/babel/babel/pull/8654)
• Private accessors (https://github.com/babel/babel/pull/9101)

Example

class Account {
   // ...
  static #makeTransaction(dollars, from, to) {
    Account.#transactions = this.#transactions.concat(/* ... */);
  }

  transfer(dollars, targetAccount) {
    return Account.#makeTransaction(dollars, this, targetAccount);
  }
}

cc @robpalme @littledan @nicolo-ribaudo

[tim-mc]

I plan to begin putting together a WIP PR for this soon.

[tim-mc]

This is completed now that https://github.com/babel/babel/pull/9446 has been merged.

I'll open another issue for private static accessors.