.golangci.yml

---
run:
  timeout: 5m

output:
  sort-results: true

linters:
  enable:
    - copyloopvar
    - depguard
    - durationcheck
    - errorlint
    # The linter 'exportloopref' is deprecated (since v1.60.2) due to: Since Go1.22 (loopvar) this linter is no longer relevant. Replaced by copyloopvar.
    # - exportloopref
    - gofmt
    - gofumpt
    - goimports
    - gosimple
    - ineffassign
    - misspell
    - nolintlint
    - perfsprint
    - predeclared
    - revive
    - staticcheck
    - unconvert
    - unused
    - usestdlibvars
    - wastedassign

issues:
  max-same-issues: 0
  exclude-rules:
    - path: _test.go
      linters:
        - errcheck
        - govet
        - structcheck
  # The configuration option `run.skip-files` is deprecated, please use `issues.exclude-files`. 
  exclude-files:
    # Skip autogenerated files.
    - ^.*\.(pb|y)\.go$

linters-settings:
  depguard:
    rules:
      main:
        deny:
        #- pkg: "sync/atomic"
        #  desc: "Use go.uber.org/atomic instead of sync/atomic"
        - pkg: "github.com/stretchr/testify/assert"
          desc: "Use github.com/stretchr/testify/require instead of github.com/stretchr/testify/assert"
        - pkg: "github.com/go-kit/kit/log"
          desc: "Use github.com/go-kit/log instead of github.com/go-kit/kit/log"
        - pkg: "io/ioutil"
          desc: "Use corresponding 'os' or 'io' functions instead."
        #- pkg: "regexp"
        #  desc: "Use github.com/grafana/regexp instead of regexp"
  errcheck:
    exclude-functions:
      # The following 2 methods always return nil as the error
      - (*github.com/cespare/xxhash/v2.Digest).Write
      - (*github.com/cespare/xxhash/v2.Digest).WriteString
      - (*bufio.Writer).WriteRune
  goimports:
    local-prefixes: github.com/prometheus/client_golang
  gofumpt:
    extra-rules: true
  perfsprint:
    # Optimizes even if it requires an int or uint type cast.
    int-conversion: true
    # Optimizes into `err.Error()` even if it is only equivalent for non-nil errors.
    err-error: true
    # Optimizes `fmt.Errorf`.
    errorf: true
    # Optimizes `fmt.Sprintf` with only one argument.
    sprintf1: true
    # Optimizes into strings concatenation.
    strconcat: true
  revive:
    rules:
      # https://github.com/mgechev/revive/blob/master/RULES_DESCRIPTIONS.md#unused-parameter
      - name: unused-parameter
        severity: warning
        disabled: true