rust-lang / rust-lang/rust-analyzer

Don't show irrelevant suggestions in places for types

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#14,107 6 comments 0 reactions 0 assignees View on GitHub

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A-completion C-feature
Dominant language
Rust
Stars
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Forks
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Avg merge
1d 12h
Merged PRs (30d)
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Description

In such places as function return types/variable types non type expressions shouldn't be displayed:
Look at this example in VSCode and CLion for better understanding:
Screenshot 2023-02-09 at 10 27 56
Screenshot 2023-02-09 at 10 28 07

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

Reproduce the completion behavior in VSCode and CLion using function return type and variable type positions, then compare the suggestions with the screenshots in the issue. Trace the rust-analyzer completion entry point for type contexts and identify how non-type expressions are included. Done means irrelevant non-type expressions no longer appear in those places and the behavior is covered by a regression test.

Written by the indexing model from the issue text.

Assessment

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

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