.golangci.yml

# options for analysis running
run:
  # by default isn't set. If set we pass it to "go list -mod={option}". From "go help modules":
  # If invoked with -mod=readonly, the go command is disallowed from the implicit
  # automatic updating of go.mod described above. Instead, it fails when any changes
  # to go.mod are needed. This setting is most useful to check that go.mod does
  # not need updates, such as in a continuous integration and testing system.
  # If invoked with -mod=vendor, the go command assumes that the vendor
  # directory holds the correct copies of dependencies and ignores
  # the dependency descriptions in go.mod.
  modules-download-mode: readonly

# output configuration options
output:
  # sorts results by: filepath, line and column
  sort-results: true

# all available settings of specific linters
linters-settings:
  cyclop:
    # the maximal code complexity to report
    max-complexity: 20

  dupl:
    # tokens count to trigger issue, 150 by default
    threshold: 100

  errcheck:
    # report about not checking of errors in type assertions: `a := b.(MyStruct)`;
    # default is false: such cases aren't reported by default.
    check-type-assertions: true

  exhaustive:
    # check switch statements in generated files also
    check-generated: true
    # indicates that switch statements are to be considered exhaustive if a
    # 'default' case is present, even if all enum members aren't listed in the
    # switch
    default-signifies-exhaustive: true

  forbidigo:
    # Forbid the following identifiers
    forbid:
      - ^$ # Note: turning off default fmt\.Print.* rule.

  funlen:
    lines: 60
    statements: 40

  gci:
    # put imports beginning with prefix after 3rd-party packages;
    # only support one prefix
    # if not set, use goimports.local-prefixes
    local-prefixes: github.com/banzaicloud/helm-s3

  gocognit:
    # minimal code complexity to report, 30 by default (but we recommend 10-20)
    min-complexity: 20

  nestif:
    # minimal complexity of if statements to report, 5 by default
    min-complexity: 4

  goconst:
    # minimal length of string constant, 3 by default
    min-len: 1
    # minimal occurrences count to trigger, 3 by default
    min-occurrences: 2

  gocritic:
    # Enable multiple checks by tags, run `GL_DEBUG=gocritic golangci-lint run` to see all tags and checks.
    # Empty list by default. See https://github.com/go-critic/go-critic#usage -> section "Tags".
    enabled-tags:
      - diagnostic
      - experimental
      - opinionated
      - performance
      - style

    # Settings passed to gocritic.
    # The settings key is the name of a supported gocritic checker.
    # The list of supported checkers can be find in https://go-critic.github.io/overview.
    settings:
      rangeValCopy:
        # size in bytes that makes the warning trigger (default 128)
        sizeThreshold: 32
      unnamedResult:
        # whether to check exported functions
        checkExported: true

  gocyclo:
    # minimal code complexity to report, 30 by default (but we recommend 10-20)
    min-complexity: 20

  godot:
    # comments to be checked: `declarations`, `toplevel`, or `all`
    scope: all
    # check that each sentence starts with a capital letter
    capital: true

  gofumpt:
    # Choose whether or not to use the extra rules that are disabled
    # by default
    extra-rules: true

  goheader:
    values:
      const:
        # define here const type values in format k:v, for example:
        # COMPANY: MY COMPANY
        company: Banzai Cloud
      regexp:
        # define here regexp type values, for example
        # AUTHOR: .*@mycompany\.com
        later-year: "20(2[1-9]|[3-9][0-9])"
    template: |-
      Copyright © {{ later-year }} {{ company }}

      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:
    # put imports beginning with prefix after 3rd-party packages;
    # it's a comma-separated list of prefixes
    local-prefixes: github.com/banzaicloud/helm-s3

  gomoddirectives:
    # List of allowed `replace` directives. Default is empty.
    replace-allow-list:
      - github.com/docker/distribution # Note: legacy, temporary.
      - github.com/docker/docker # Note: legacy, temporary.

  gosec:
    # To specify a set of rules to explicitly exclude.
    # Available rules: https://github.com/securego/gosec#available-rules
    excludes: []

    config:
      G306: "0600"

  gosimple:
    # Select the Go version to target. The default is '1.13'.
    go: "1.16"

  govet:
    # report about shadowed variables
    check-shadowing: true
    enable-all: true

  ifshort:
    # Maximum length of variable declaration measured in number of lines, after which linter won't suggest using short syntax.
    # Has higher priority than max-decl-chars.
    max-decl-lines: 1
    # Maximum length of variable declaration measured in number of characters, after which linter won't suggest using short syntax.
    max-decl-chars: 30

  nakedret:
    # make an issue if func has more lines of code than this setting and it has naked returns; default is 30
    max-func-lines: 0

  predeclared:
    # include method names and field names (i.e., qualified names) in checks
    q: true

  nolintlint:
    # Enable to ensure that nolint directives are all used. Default is true.
    allow-unused: false
    # Enable to require an explanation of nonzero length after each nolint directive. Default is false.
    require-explanation: true
    # Enable to require nolint directives to mention the specific linter being suppressed. Default is false.
    require-specific: true

  revive:
    # see https://github.com/mgechev/revive#available-rules for details.
    ignore-generated-header: false
    severity: error

  staticcheck:
    # Select the Go version to target. The default is '1.13'.
    go: "1.16"

  stylecheck:
    # Select the Go version to target. The default is '1.13'.
    go: "1.16"

  unused:
    # Select the Go version to target. The default is '1.13'.
    go: "1.16"

  wrapcheck:
    # An array of strings that specify substrings of signatures to ignore.
    # If this set, it will override the default set of ignored signatures.
    # See https://github.com/tomarrell/wrapcheck#configuration for more information.
    ignoreSigs:
      - errors.New(
      - errors.Unwrap(
      - .Errorf(
      - .Wrap(
      - .Wrapf(
      - .WrapWithDetails(
      - .WithDetails(
      - .WithMessage(

  wsl:
    force-err-cuddling: true

# Last updated: 1.40.1
linters:
  enable:
    - asciicheck
    - bodyclose
    - cyclop
    - deadcode
    - depguard
    - dogsled
    - dupl
    - durationcheck
    - errcheck
    - errorlint
    - exhaustive
    - exhaustivestruct
    - exportloopref
    - forbidigo
    - forcetypeassert
    - funlen
    - gci
    - gochecknoglobals
    - gochecknoinits
    - gocognit
    - goconst
    - gocritic
    - gocyclo
    - godot
    - godox
    - goerr113
    - gofmt
    - gofumpt
    - goheader
    - goimports
    - gomnd
    - gomoddirectives
    - gomodguard
    - goprintffuncname
    - gosec
    - gosimple
    - govet
    - ifshort
    - importas
    - ineffassign
    - lll
    - makezero
    - megacheck
    - misspell
    - nakedret
    - nestif
    - nilerr
    - nlreturn
    - noctx
    - nolintlint
    - paralleltest
    - prealloc
    - predeclared
    - revive
    - rowserrcheck
    - sqlclosecheck
    - staticcheck
    - structcheck
    - stylecheck
    - thelper
    - tparallel
    - typecheck
    - unconvert
    - unparam
    - unused
    - varcheck
    - wastedassign
    - whitespace
    - wrapcheck
    - wsl
  disable:
    - golint # Note: deprecated, archived since v1.41.0.
    - interfacer # Note: deprecated, also prone to false positives.
    - maligned # Note: replaced by govet 'fieldalignment'.
    - scopelint # Note: replaced by exportloopref.
    - tagliatelle # Note: unfortunately YAML casing is varying and struct keys are not always under our control.
    - testpackage # Note: I prefer using whitebox unit testing methods as well.
  disable-all: false
  fast: false

issues:
  # Fix found issues (if it's supported by the linter)
  fix: true

severity:
  # Default value is empty string.
  # Set the default severity for issues. If severity rules are defined and the issues
  # do not match or no severity is provided to the rule this will be the default
  # severity applied. Severities should match the supported severity names of the
  # selected out format.
  # - Code climate: https://docs.codeclimate.com/docs/issues#issue-severity
  # -   Checkstyle: https://checkstyle.sourceforge.io/property_types.html#severity
  # -       Github: https://help.github.com/en/actions/reference/workflow-commands-for-github-actions#setting-an-error-message
  default-severity: error