.golangci.yaml

linters-settings:
  dupl:
    threshold: 100
  funlen:
    lines: -1 # the number of lines (code + empty lines) is not a right metric and leads to code without empty line or one-liner.
    statements: 50
  goconst:
    min-len: 2
    min-occurrences: 3
  gocritic:
    enabled-tags:
      - diagnostic
      - experimental
      - opinionated
      - performance
      - style
    disabled-checks:
      - dupImport # https://github.com/go-critic/go-critic/issues/845
      - ifElseChain
      - octalLiteral
      - whyNoLint
  gocyclo:
    min-complexity: 15
  goimports:
    local-prefixes: github.com/golangci/golangci-lint
  mnd:
    # don't include the "operation" and "assign"
    checks:
      - argument
      - case
      - condition
      - return
    ignored-numbers:
      - '0'
      - '1'
      - '2'
      - '3'
    ignored-functions:
      - strings.SplitN

  govet:
    enable-all: true
    disable:
      - fieldalignment # a lot of manual overhead for reduced readability and adding a linter "gotcha"
    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
  misspell:
    locale: US
  nolintlint:
    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:
    rules:
      - name: unexported-return
        disabled: true

linters:
  disable-all: true
  enable:
    - copyloopvar
    - dogsled
    - dupl
    - errcheck
    - funlen
    - gochecknoinits
    - goconst
    - gocritic
    - gocyclo
    - gofmt
    - goimports
    - goprintffuncname
    - gosec
    - gosimple
    - govet
    - ineffassign
    - lll
    - misspell
    - mnd
    - nakedret
    - noctx
    - nolintlint
    - revive
    - staticcheck
    - stylecheck
    - typecheck
    - unconvert
    - unparam
    - unused
    - whitespace

  # don't enable:
  # - bodyclose
  # - depguard
  # - asciicheck
  # - scopelint
  # - gochecknoglobals
  # - gocognit
  # - godot
  # - godox
  # - goerr113
  # - interfacer
  # - maligned
  # - nestif
  # - prealloc
  # - testpackage
  # - wsl

issues:
  # List of regexps of issue texts to exclude.
  #
  # But independently of this option we use default exclude patterns,
  # it can be disabled by `exclude-use-default: false`.
  # To list all excluded by default patterns execute `golangci-lint run --help`
  #
  # Default: https://golangci-lint.run/usage/false-positives/#default-exclusions
  exclude:
    - abcdef
  exclude-rules:
    # Exclude some linters from running on tests files.
    - path: _test\.go
      linters:
        - gocyclo
        - errcheck
        - dupl
        - gosec
        - lll
        - goconst
        - dogsled
run:
  timeout: 5m