microsoft / microsoft/TypeScript

Removing "private" modifier from types

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#22,677 63 comments 167 reactions 0 assignees View on GitHub

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Description

[Feature suggestion]
How about this (for Typescript 2.8+):

type Friend<T> = {
    -private [P in keyof T]: T[P]
}

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by reviewing the proposal in issue #22677 and the TypeScript type-checker/compiler areas that handle mapped-type modifiers. Done means the proposed -private [P in keyof T]: T[P] form is supported with the intended behavior for TypeScript 2.8+.

Written by the indexing model from the issue text.

Assessment

Tech stack
typescript
Domain
compilers
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
28/100

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