.golangci.yml

# This file contains all available configuration options
# with their default values.

# options for analysis running
run:
  # default concurrency is a available CPU number
  concurrency: 4

  # timeout for analysis, e.g. 30s, 5m, default is 1m
  timeout: 1m

  # exit code when at least one issue was found, default is 1
  # set to '0' to prevent "failed" CI pipeline
  issues-exit-code: 0

  # include test files or not, default is true
  tests: false

  # default is true. Enables skipping of directories:
  #   vendor$, third_party$, testdata$, examples$, Godeps$, builtin$
  skip-dirs-use-default: true

  # 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:
  # colored-line-number|line-number|json|tab|checkstyle|code-climate, default is "colored-line-number"
  format: colored-line-number

  # print lines of code with issue, default is true
  print-issued-lines: true

  # print linter name in the end of issue text, default is true
  print-linter-name: true

  # make issues output unique by line, default is true
  uniq-by-line: true


# all available settings of specific linters
linters-settings:
  dogsled:
    # checks assignments with too many blank identifiers; default is 2
    max-blank-identifiers: 5
  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: false

    # report about assignment of errors to blank identifier: `num, _ := strconv.Atoi(numStr)`;
    # default is false: such cases aren't reported by default.
    check-blank: false
  funlen:
    lines: 132
    statements: 60
  gocognit:
    # minimal code complexity to report, 30 by default (but we recommend 10-20)
    min-complexity: 20
  goconst:
    # minimal length of string constant, 3 by default
    min-len: 3
    # minimal occurrences count to trigger, 3 by default
    min-occurrences: 3
  gocritic:
    # Which checks should be enabled; can't be combined with 'disabled-checks';
    # See https://go-critic.github.io/overview#checks-overview
    # To check which checks are enabled run `GL_DEBUG=gocritic golangci-lint run`
    # By default list of stable checks is used.
    # enabled-checks: ## the following linter where commented out because they are already enabled
      # - dupImport # NOTE: https://github.com/go-critic/go-critic/issues/845
      # - whyNoLint
      # - deprecatedComment
      # - appendAssign
      # - dupCase
      # - assignOp
      # - boolExprSimplify
      # - captLocal
      # - nestingReduce
      # - unnecessaryBlock
      # - yodaStyleExpr

    enabled-tags:
      - diagnostic
      - experimental
      - opinionated
      - performance
      - style
    disabled-checks:
      - ifElseChain
      - octalLiteral
      - wrapperFunc
      - commentFormatting
      - underef
      - hugeParam
      - unnamedResult ## NOTE(eb): Enable this checker if it's stable => false-positive
  gocyclo:
    # minimal code complexity to report, 30 by default (but we recommend 10-20)
    min-complexity: 20
  godox:
    # report any comments starting with keywords, this is useful for TODO or FIXME comments that
    # might be left in the code accidentally and should be resolved before merging
    keywords: # default keywords are TODO, BUG, and FIXME, these can be overwritten by this setting
      - FIXME
      - TODO
      - OPTIMIZE # marks code that should be optimized before merging
      - HACK # marks hack-arounds that should be removed before merging
  gofmt:
    # simplify code: gofmt with `-s` option, true by default
    simplify: true
  goimports:
    # put imports beginning with prefix after 3rd-party packages;
    # it's a comma-separated list of prefixes
    local-prefixes: go.l0nax.org/typact
  golint:
    # minimal confidence for issues, default is 0.8
    min-confidence: 0.8
  gomnd:
    settings:
      mnd:
        # the list of enabled checks, see https://github.com/tommy-muehle/go-mnd/#checks for description.
        checks: argument,case,condition,operation,return,assign
  govet:
    # report about shadowed variables
    check-shadowing: true

    enable-all: true
    disable-all: false
  lll:
    # max line length, lines longer will be reported. Default is 120.
    # '\t' is counted as 1 character by default, and can be changed with the tab-width option
    line-length: 132
    # tab width in spaces. Default to 1.
    tab-width: 1
  maligned:
    # print struct with more effective memory layout or not, false by default
    suggest-new: true
  misspell:
    # Correct spellings using locale preferences for US or UK.
    # Default is to use a neutral variety of English.
    # Setting locale to US will correct the British spelling of 'colour' to 'color'.
    locale: US
    # ignore-words:
    #   - someword
  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: 30
  prealloc:
    # XXX: we don't recommend using this linter before doing performance profiling.
    # For most programs usage of prealloc will be a premature optimization.

    # Report preallocation suggestions only on simple loops that have no returns/breaks/continues/gotos in them.
    # True by default.
    simple: true
    range-loops: true # Report preallocation suggestions on range loops, true by default
    for-loops: false # Report preallocation suggestions on for loops, false by default
  wsl:
    # If true append is only allowed to be cuddled if appending value is
    # matching variables, fields or types on line above. Default is true.
    strict-append: true
    # Allow calls and assignments to be cuddled as long as the lines have any
    # matching variables, fields or types. Default is true.
    allow-assign-and-call: true
    # Allow multiline assignments to be cuddled. Default is true.
    allow-multiline-assign: true
    # Allow declarations (var) to be cuddled.
    allow-cuddle-declarations: false
    # Allow trailing comments in ending of blocks
    allow-trailing-comment: false
    # Force newlines in end of case at this limit (0 = never).
    force-case-trailing-whitespace: 0

linters:
  disable:
    - nakedret
    - gochecknoglobals
    - godot
    - gochecknoinits
    - whitespace # WSL does the same job
    - varcheck # deadcode does the same job
  enable:
    - misspell
    - megacheck
    - govet
    - maligned
    - prealloc
    - wsl
    - goimports
    - gofmt
    - goconst
    - gocritic
    - bodyclose
    - deadcode
    - gocyclo
    - depguard
    - gosec
    - rowserrcheck
    - scopelint
    - staticcheck
    - structcheck
    - stylecheck
    - typecheck
    - unconvert
    - unused
  disable-all: false
  presets:
    - bugs
    - unused
    - style
    - format
    - complexity
    - performance
  fast: false


issues:
  exclude:
    - composites

  # Excluding configuration per-path, per-linter, per-text and per-source
  exclude-rules:
    # Exclude some linters from running on tests files.
    - path: _test\.go
      linters:
        - golint
        - gocyclo
        - errcheck
        - dupl
        - gosec
        - lll
        - goconst
        - wsl
        - funlen

    # cuddling defer statements isn't bad for readability.
    - text: "only one cuddle assignment allowed before defer statement"
      linters:
        - wsl

    # our constant params are not hard-coded credentials
    - linters:
        - gosec
      text: "G101"
      path: handler/oauth/const.go

    # Exclude lll issues for long lines with go:generate
    - linters:
        - lll
      source: "^//go:generate "

  include:
    - EXC0002 # disable excluding of issues about comments from golint

  # Independently from option `exclude` we use default exclude patterns,
  # it can be disabled by this option. To list all
  # excluded by default patterns execute `golangci-lint run --help`.
  # Default value for this option is true.
  exclude-use-default: true

  # Maximum issues count per one linter. Set to 0 to disable. Default is 50.
  max-issues-per-linter: 0

  # Maximum count of issues with the same text. Set to 0 to disable. Default is 3.
  max-same-issues: 0