microsoft / microsoft/TypeScript

Support `@abstract` JSDoc tag

Open
#17,227 17 comments 47 reactions 0 assignees View on GitHub

Nobody has claimed this yet.

Domain: JavaScript Experience Enhancement Suggestion
Dominant language
Go
Stars
111k
Forks
14.3k
Avg merge
2d 4h
Merged PRs (30d)
132

Description

TypeScript Version: nightly (2.5.0-dev.20170712)

Code

/** @abstract */
class C {}
new C();

Expected behavior:

Error.

Actual behavior:

No error.

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 reproducing the provided TypeScript snippet with the nightly compiler and confirm that new C() currently produces no error. The work is done when the @abstract JSDoc tag causes the shown instantiation to produce an error; the issue does not name a source file or test to inspect.

Written by the indexing model from the issue text.

Assessment

Tech stack
typescript
Domain
compilers
Issue type
Feature
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Clearly specified
Newbie friendliness
45/100

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.