.golangci.yml

---
# Almost all linters; some of them are optional.

run:
  modules-download-mode: readonly
  issues-exit-code: 0

linters-settings:
  depguard:
    list-type: blacklist
    packages:
      - github.com/FerretDB/FerretDB/internal/bson
  exhaustive:
    default-signifies-exhaustive: false
  gci:
    sections:
      - standard
      - default
      - prefix(github.com/FerretDB/FerretDB)
  goconst:
    min-occurrences: 5
    ignore-tests: true
  godot:
    scope: toplevel
    exclude:
      - go-sumtype:decl
      - check interfaces
    capital: true
  godox:
    keywords:
      - BUG
      - FIXME
      - HACK
  goheader:
    template: |-
      Copyright 2021 FerretDB Inc.

      Licensed under the Apache License, Version 2.0 (the "License");
      you may not use this file except in compliance with the License.
      You may obtain a copy of the License at

          http://www.apache.org/licenses/LICENSE-2.0

      Unless required by applicable law or agreed to in writing, software
      distributed under the License is distributed on an "AS IS" BASIS,
      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      See the License for the specific language governing permissions and
      limitations under the License.
  goimports:
    local-prefixes: github.com/FerretDB/FerretDB
  gosimple:
    go: "1.18"
    checks: ["all"]
  lll:
    line-length: 130
    tab-width: 4
  misspell:
    ignore-words:
      - guiness # present in the test dataset
  nolintlint:
    allow-unused: false
    allow-leading-space: false
    allow-no-explanation: []
    require-explanation: true
    require-specific: true
  staticcheck:
    go: "1.18"
    checks: ["all"]
  stylecheck:
    go: "1.18"
    checks: ["all"]
    dot-import-whitelist: []
    initialisms: []
    http-status-code-whitelist: []
  unparam:
    check-exported: true
  unused:
    go: "1.18"
  whitespace:
    multi-if: false
    multi-func: false

linters:
  enable-all: true
  disable:
    # TODO configure and enable one by one
    - cyclop
    - dupl
    - errcheck
    - errname
    - errorlint
    - exhaustivestruct
    - forcetypeassert
    - funlen
    - gochecknoglobals
    - gochecknoinits
    - gocognit
    - gocritic
    - gocyclo
    - goerr113
    - gomnd
    - gosec
    - ifshort
    - ireturn
    - maintidx
    - nakedret
    - revive
    - thelper
    - unparam
    - varnamelen
    - wrapcheck

    # TODO enable when goanalysis_metalinter supports generics
    - bodyclose
    - contextcheck
    - gosimple
    - nilerr
    - noctx
    - rowserrcheck
    - sqlclosecheck
    - staticcheck
    - stylecheck
    - tparallel
    - unused
    - wastedassign

    - golint      # deprecated
    - interfacer  # deprecated
    - maligned    # deprecated
    - nlreturn    # too annoying
    - scopelint   # deprecated
    - testpackage # we test internals
    - wsl         # too annoying

issues:
  exclude-use-default: false
  exclude-rules:
    # only `wire` package can import `bson` package
    - linters: [depguard]
      path: internal/wire
      text: bson