rust-lang / rust-lang/rust-clippy
Suggest into_owned instead of to_string for Cow<str>
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A-lint
E-medium
T-middle
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- Rust
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Description
Note serde-rs/json#405.
We could also lint to_vec on Cow<[T]> and probably others.
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 serde-rs/json#405 and locating Clippy's existing handling for Cow conversions. Confirm the intended lint for to_string, then decide whether to_vec and other Cow<[T]> conversions belong in the same scope; done means the agreed cases are linted with appropriate coverage.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- rust
- Domain
- tooling
- Issue type
- Feature
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Active
- Clarity
- Mostly clear
- Newbie friendliness
- 55/100