.golangci.yml

linters-settings:
  unparam:
    check-exported: true
  depguard:
    list-type: blacklist
    packages:
      # logging is allowed only by logutils.Log, logrus
      # is allowed to use only in logutils package
      - github.com/sirupsen/logrus
    packages-with-error-message:
      - github.com/sirupsen/logrus: "logging is allowed only by logutils.Log"
  dupl:
    threshold: 100
  exhaustive:
    default-signifies-exhaustive: false
  forbidigo:
    forbid:
      - "pk\\b"
  funlen:
    lines: 100
    statements: 50
  gci:
    local-prefixes: github.com/shutter-network/shutter
  goconst:
    min-len: 2
    min-occurrences: 2
  gocritic:
    enabled-tags:
      - diagnostic
      - experimental
      - opinionated
      - performance
      - style
    disabled-checks:
      - dupImport # https://github.com/go-critic/go-critic/issues/845
      - ifElseChain
      - octalLiteral
      - whyNoLint
      - wrapperFunc
      - paramTypeCombine
      - hugeParam
      - unnamedResult
      - rangeValCopy
      - typeDefFirst
  gocyclo:
    min-complexity: 15
  goimports:
    local-prefixes: github.com/shutter-network/shutter
  gomnd:
    settings:
      mnd:
        # don't include the "operation" and "assign"
        checks: argument,case,condition,return
  govet:
    check-shadowing: true
    settings:
      printf:
        funcs:
          - (github.com/golangci/golangci-lint/pkg/logutils.Log).Infof
          - (github.com/golangci/golangci-lint/pkg/logutils.Log).Warnf
          - (github.com/golangci/golangci-lint/pkg/logutils.Log).Errorf
          - (github.com/golangci/golangci-lint/pkg/logutils.Log).Fatalf
  lll:
    line-length: 140
  maligned:
    suggest-new: true
  misspell:
    locale: US
  nolintlint:
    allow-leading-space: true # don't require machine-readable nolint directives (i.e. with no leading space)
    allow-unused: false # report any unused nolint directives
    require-explanation: false # don't require an explanation for nolint directives
    require-specific: false # don't require nolint directives to be specific about which linter is being skipped
  revive:
    ignore-generated-header: true
    severity: warning
    rules:
      - name: blank-imports
      - name: context-as-argument
      - name: context-keys-type
      - name: dot-imports
      - name: error-return
      - name: error-strings
      - name: error-naming
      # - name: exported
      # - name: if-return
      - name: increment-decrement
      - name: var-naming
      #- name: var-declaration
      - name: package-comments
      - name: range
      - name: receiver-naming
      - name: time-naming
      - name: unexported-return
      - name: indent-error-flow
      - name: errorf
      - name: empty-block
      - name: superfluous-else
      - name: unused-parameter
      - name: unreachable-code
      - name: redefines-builtin-id
      - name: unnecessary-stmt
      - name: range-val-in-closure
      - name: atomic
      - name: superfluous-else

linters:
  # please, do not use `enable-all`: it's deprecated and will be removed soon.
  # inverted configuration with `enable-all` and `disable` is not scalable during updates of golangci-lint
  disable-all: true
  enable:
    - bodyclose
    - deadcode
    - depguard
    - dogsled
    - errcheck
    - exhaustive
    - funlen
    - gci
    - goconst
    - gocritic
    - gocyclo
    - gofumpt
    - revive
    - goprintffuncname
    - gosec
    - gosimple
    - govet
    - ineffassign
    - lll
    - misspell
    - nakedret
    - noctx
    - nolintlint
    - rowserrcheck
    - exportloopref
    - staticcheck
    - structcheck
    - stylecheck
    - typecheck
    - unconvert
    - unparam
    - unused
    - varcheck
    - whitespace
    - maligned
    - thelper
    - godot
    - godox
    - forbidigo

  # don't enable:
  # - asciicheck
  # - gochecknoglobals
  # - gocognit
  # - goerr113
  # - maligned
  # - nestif
  # - prealloc
  # - testpackage
  # - wsl

issues:
  exclude:
    - "typeUnparen: could simplify \\(func.* to func\\("
    - "Error return value of `.*Mark.*Flag.*` is not checked"
    - "Error return value of `viper.BindEnv` is not checked"
    - 'shadow: declaration of "err" shadows declaration at line'
    - "Expect WriteFile permissions to be"
    - "GobEncode - result 1 .* is always nil"
  # Excluding configuration per-path, per-linter, per-text and per-source
  exclude-rules:
    - path: _test\.go
      linters:
        - gomnd
        - staticcheck
    - path: evtype/evtype\.go
      linters:
        - gosec
    # https://github.com/go-critic/go-critic/issues/926
    - linters:
        - gocritic
      text: "unnecessaryDefer:"

run:
  timeout: 10m
  skip-dirs:
    - test/testdata_etc
    - internal/cache
    - internal/renameio
    - internal/robustio