use env::var_os to avoid string allocations
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Beginner friendly
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- Dominant language
- Rust
- Stars
- 24.1k
- Forks
- 2k
- Avg merge
- 1d 5h
- Merged PRs (30d)
- 365
Description
use env::var_os instead of env::var to avoid String allocations
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
Search the repository for uses of env::var and inspect each occurrence to determine which can use env::var_os without changing behavior. Run the relevant command tests after the replacements and confirm the targeted environment-variable lookups no longer allocate String values unnecessarily.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- rust
- Domain
- cli, performance
- Issue type
- Refactor
- Difficulty
- 2/5
- Estimated time
- 1-3 hours
- Activity status
- Quiet
- Clarity
- Mostly clear
- Newbie friendliness
- 65/100