hlint
https://github.com/ndmitchell/hlint
Haskell
Haskell source code suggestions
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- Issues
- Convert data/Test.hs to test.yaml
- HLint doesn't understand that identifiers with the same name can have different types and values, which can introduce subtle runtime bugs
- Prefer Map.member k to Maybe.isJust . Map.lookup k
- Unify for Pat doesn't work (misses suggesting curry)
- Preprocessor confused by multi-line quasiquotes with hashes at line start
- Warn when the penultimate guard is a not
- Reinstate disabled tests (that rely on match rules)
- Defining an infix operator `!` is recognised as a bang pattern
- Incorrect refactor of "Use forM_"
- Redundant variable capture flags entire expression
- Docs
- Haskell not yet supported