Excessive bracket removal warning
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- Dominant language
- Haskell
- Stars
- 1.6k
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- 210
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Description
Found: pattern NoW x <- ((\v -> if null $ getWhite v then Just v else Nothing) -> Just x)
Suggests: pattern NoW x <- (\v -> if null $ getWhite v then Just v else Nothing -> Just x)
While the bracket is technically redundant, it feels wrong to remove it.
Contributor guide
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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 by reproducing the warning with the Haskell example in the issue, then trace the HLint logic that generates the bracket-removal suggestion. Done means the technically redundant bracket is no longer reported as an undesirable removal, with regression coverage for this example.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- haskell
- Domain
- tooling
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100