rust-lang / rust-lang/rust-analyzer

Unresolved tuple indices should emit `unresolvedReferences`

Open
#11,349 0 comments 0 reactions 0 assignees View on GitHub

Nobody has claimed this yet.

A-highlighting
Dominant language
Rust
Stars
16.9k
Forks
2.2k
Avg merge
1d 12h
Merged PRs (30d)
72

Description

struct Foo(u32);

fn foo() {
    Foo(0).1;
         //^ should be marked as unresolvedReference as it does not actually resolve to a field
}

Contributor guide

Open the contributing guide

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

Start by tracing tuple-field resolution for the Foo(0).1 example and how unresolved references are emitted. Verify that the invalid tuple index is reported as an unresolvedReferences diagnostic, then run the relevant analyzer tests or add coverage for this example.

Written by the indexing model from the issue text.

Assessment

Tech stack
rust
Domain
compilers
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
45/100

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.