rust-lang / rust-lang/rustc-dev-guide
Define `DefCollector` in HIR lowering section
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A-AST
A-HIR
C-enhancement
E-hard
T-compiler
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Description
In the section on AST to HIR lowering, the DefCollector is mentioned without explanation. We should talk more about what it is.
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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 with the AST to HIR lowering section linked in the issue and locate the existing mention of DefCollector. Research the compiler concept enough to add a concise explanation there; done means the section explains what DefCollector is and why it appears in lowering.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- rust
- Domain
- compilers, documentation
- Issue type
- Documentation
- Difficulty
- 2/5
- Estimated time
- 1-3 hours
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 50/100