.hlint.yaml

# Based on HLint configuration file from https://github.com/ndmitchell/hlint

- arguments: [--color]

# ------------------------------------------------------------------------------
# RESTRICTIONS
# ------------------------------------------------------------------------------

- extensions:
    - default: false
    - name:
        - ApplicativeDo
        - DataKinds
        - DerivingStrategies
        - GADTs
        - FunctionalDependencies
        - ImportQualifiedPost
        - LambdaCase
        - NoImplicitPrelude
        - OverloadedStrings
        - QuantifiedConstraints
        - QuasiQuotes
        - RecordWildCards
        - StandaloneKindSignatures
        - TemplateHaskell
        - TypeFamilyDependencies
        - UndecidableInstances
        - UnicodeSyntax
        - GeneralizedNewtypeDeriving

- flags:
    - default: false
    - name:
        - -Wall
        - -Wcompat
        - -Wderiving-defaults
        - -Widentities
        - -Wincomplete-patterns
        - -Wincomplete-record-updates
        - -Wincomplete-uni-patterns
        - -Wmissing-deriving-strategies
        - -Wredundant-constraints
        - -O2 -flate-specialise -fspecialise-aggressively

- modules:
    # if you import Data.Set qualified, it must be as 'Set'
    - { name: [Data.Set, Data.HashSet], as: Set }
    - { name: [Data.Map, Data.HashMap.Strict, Data.HashMap.Lazy], as: Map }
  # - {name: Control.Arrow, within: []} # Certain modules are banned entirely

- functions:
    - { name: Data.List.NonEmpty.nub, within: [] }
    - { name: Data.List.NonEmpty.nubBy, within: [] }

# ------------------------------------------------------------------------------
# OTHER HINTS
# ------------------------------------------------------------------------------

# - warn: {name: Use explicit module export list}

# ------------------------------------------------------------------------------
# HINTS
# ------------------------------------------------------------------------------

- error: { lhs: idea Warning, rhs: warn }
- error: { lhs: idea Suggestion, rhs: suggest }
- error: { lhs: ideaN Warning, rhs: warnN }
- error: { lhs: ideaN Suggestion, rhs: suggestN }

- error: { lhs: occNameString (occName (unLoc x)), rhs: rdrNameStr x }
- error: { lhs: occNameString (occName x), rhs: occNameStr x }
- error:
    {
      lhs: noLoc (HsVar noExtField (noLoc (mkRdrUnqual (mkVarOcc x)))),
      rhs: strToVar x,
    }

# ------------------------------------------------------------------------------
# IGNORES
# ------------------------------------------------------------------------------

- ignore: { name: Use let, within: [Test.All] }
- ignore: { name: Use String }
- ignore: { name: Avoid restricted qualification }
- ignore: { name: Redundant multi-way if }
- ignore: { name: Redundant bracket }
- ignore: { name: Eta reduce }
- ignore: { name: Avoid restricted alias }
- ignore: { name: Use tuple-section }
- ignore: { name: Use map with tuple-section }