rust-lang / rust-lang/std-dev-guide

Document which kind of changes are breaking

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Description

We should document which kind of changes are breaking and cannot be made to stable APIs.

E.g. changing a function from fn(i32) to fn(impl Into<i32>) can be breaking, but relaxing a <T: Ord> to <T: PartialOrd> might be fine (maybe?).

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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

No file or test is named. Start by locating the std-dev-guide documentation covering stable API changes, then verify the issue's examples against the project's Rust compatibility guidance. Done means the guide clearly identifies breaking changes and explains the cited generic-signature cases.

Written by the indexing model from the issue text.

Assessment

Tech stack
rust
Domain
documentation
Issue type
Documentation
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

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