Tracking Issue for `#![feature(async_fn_traits)]`
Nobody has claimed this yet.
- Dominant language
- Rust
- Stars
- 119k
- Forks
- 16.1k
- PR merge metrics
- PR metrics pending
Description
Feature gate: #![feature(async_fn_traits)]
RFC: I couldn't find one.
Public API
This is a tracking issue for the methods and associated types of the AsyncFn family of traits:
The traits themselves are stable, but it is not possible to implement them or (critically) write bounds on the returned future on stable.
Steps / History
(Remember to update the S-tracking-* label when checking boxes.)
- Implementation: https://github.com/rust-lang/rust/pull/119305
- Final comment period (FCP)^1
- Stabilization PR
Unresolved Questions
- Unknown?
Related:
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by reading the completed implementation in PR 119305, the related RFC discussion in rust-lang/rfcs PR 3668, and the feature stabilization lifecycle linked in the issue. The issue does not name files or tests; done means resolving the open questions, completing the final comment period, and producing a stabilization PR.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- rust
- Domain
- compilers
- Issue type
- Feature
- Difficulty
- 5/5
- Estimated time
- Over a week
- Activity status
- Quiet
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100