.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

  # go 

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

  # exit code when at least one issue was found, default is 1
  issues-exit-code: 1

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

  # list of build tags, all linters use it. Default is empty list.
  # build-tags:
  #   - mytag


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

  # which files to skip: they will be analyzed, but issues from them
  # won't be reported. Default value is empty list, but there is
  # no need to include all autogenerated files, we confidently recognize
  # autogenerated files. If it's not please let us know.
  # "/" will be replaced by current OS file path separator to properly work
  # on Windows.
  # skip-files:
  #   - ".*\\.my\\.go$"
  #   - lib/bad.go

  # 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: vendor

  # Allow multiple parallel golangci-lint instances running.
  # If false (default) - golangci-lint acquires file lock on start.
  allow-parallel-runners: false

# output configuration options
output:
  # colored-line-number|line-number|json|tab|checkstyle|code-climate, default is "colored-line-number"
  formats:
    - 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

  # add a prefix to the output file references; default is no prefix
  path-prefix: ""

  # Sort results by: filepath, line and column.
  sort-results: true

# all available settings of specific linters
linters-settings:
  dogsled:
    # checks assignments with too many blank identifiers; default is 2
    max-blank-identifiers: 2
  dupl:
    # tokens count to trigger issue, 150 by default
    threshold: 300
  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

    # report about assignment of errors to blank identifier: `num, _ := strconv.Atoi(numStr)`;
    # default is false: such cases aren't reported by default.
    check-blank: true

  exhaustive:
    # check switch statements in generated files also
    check-generated: false
    # 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
  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/org/project
  gocognit:
    # minimal code complexity to report, 30 by default (but we recommend 10-20)
    min-complexity: 10
  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: 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.

    # Which checks should be disabled; can't be combined with 'enabled-checks'; default is empty
    disabled-checks:
      - regexpMust

    # 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:
      - performance
    disabled-tags:
      - experimental

    settings: # settings passed to gocritic
      captLocal: # must be valid enabled check name
        paramsOnly: true
  gocyclo:
    # minimal code complexity to report, 30 by default (but we recommend 10-20)
    min-complexity: 10
  godot:
    # check all top-level comments, not only declarations
    scope: all
  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
      - NOTE
      - OPTIMIZE # marks code that should be optimized before merging
      - HACK # marks hack-arounds that should be removed before merging

    # packages:
    # packages-with-error-message:
    # specify an error message to output when a blacklisted package is used
    # - github.com/sirupsen/logrus: "logging is allowed only by logutils.Log"
  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: 120
    # 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: UK
    ignore-words:

  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: true # Report preallocation suggestions on for loops, false by default
  nolintlint:
    # Enable to ensure that nolint directives are all used. Default is true.
    allow-unused: false
    # Disable to ensure that nolint directives don't have a leading space. Default is true.
    allow-leading-space: true
    # Exclude following linters from requiring an explanation.  Default is [].
    allow-no-explanation: ["lll"]
    # 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
  tagliatelle:
    case:
      use-field-name: true
      rules:
        json: snake
  testpackage:
    # regexp pattern to skip files
    skip-regexp: (export|internal)_test\.go
  unparam:
    # Inspect exported functions, default is false. Set to true if no external program/library imports your code.
    # XXX: if you enable this setting, unparam will report a lot of false-positives in text editors:
    # if it's called for subdir of a project it can't find external interfaces. All text editor integrations
    # with golangci-lint call it on a directory with the changed file.
    check-exported: false
  unused:
    # treat code as a program (not a library) and report unused exported identifiers; default is false.
    # XXX: if you enable this setting, unused will report a lot of false-positives in text editors:
    # if it's called for subdir of a project it can't find funcs usages. All text editor integrations
    # with golangci-lint call it on a directory with the changed file.
    check-exported: false
  whitespace:
    multi-if: false # Enforces newlines (or comments) after every multi-line if statement
    multi-func: false # Enforces newlines (or comments) after every multi-line function signature
  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
    # Force cuddling of err checks with err var assignment
    force-err-cuddling: true
    # Allow leading comments to be separated with empty liens
    allow-separated-leading-comment: false
  gofumpt:
    # Choose whether or not to use the extra rules that are disabled
    # by default
    extra-rules: true
  errorlint:
    # Report non-wrapping error creation using fmt.Errorf
    errorf: true
  maintidx:
    # Show functions with maintainability index lower than N.
    # A high index indicates better maintainability (it's kind of the opposite of complexity).
    # Default: 20
    under: 20
  grouper:
    # Require the use of a single global 'const' declaration only.
    # Default: false
    const-require-single-const: false
    # Require the use of grouped global 'const' declarations.
    # Default: false
    const-require-grouping: false
    # Require the use of a single 'import' declaration only.
    # Default: false
    import-require-single-import: false
    # Require the use of grouped 'import' declarations.
    # Default: false
    import-require-grouping: false
    # Require the use of a single global 'type' declaration only.
    # Default: false
    type-require-single-type: false
    # Require the use of grouped global 'type' declarations.
    # Default: false
    type-require-grouping: false
    # Require the use of a single global 'var' declaration only.
    # Default: false
    var-require-single-var: false
    # Require the use of grouped global 'var' declarations.
    # Default: false
    var-require-grouping: false
  errchkjson:
    # With check-error-free-encoding set to true, errchkjson does warn about errors
    # from json encoding functions that are safe to be ignored,
    # because they are not possible to happen.
    #
    # if check-error-free-encoding is set to true and errcheck linter is enabled,
    # it is recommended to add the following exceptions to prevent from false positives:
    #
    #     linters-settings:
    #       errcheck:
    #         exclude-functions:
    #           - encoding/json.Marshal
    #           - encoding/json.MarshalIndent
    #
    # Default: false
    check-error-free-encoding: true
    # Issue on struct encoding that doesn't have exported fields.
    # Default: false
    report-no-exported: false
  decorder:
    # Required order of `type`, `const`, `var` and `func` declarations inside a file.
    # Default: types before constants before variables before functions.
    dec-order:
      - type
      - const
      - var
      - func
    # If true, order of declarations is not checked at all.
    # Default: true (disabled)
    disable-dec-order-check: false
    # If true, `init` func can be anywhere in file (must not be declared before all other functions).
    # Default: true (disabled)
    disable-init-func-first-check: false
    # If true, multiple global `type`, `const` and `var` declarations are allowed.
    # Default: true (disabled)
    disable-dec-num-check: false
  varnamelen:
   ignore-type-assert-ok : true
   ignore-map-index-ok: true
   ignore-chan-recv-ok: true
   ignore-decls:
    - t testing.T
    - w http.ResponseWriter
    - r *http.Request
    - o metric.Observer

  # The custom section can be used to define linter plugins to be loaded at runtime. See README doc
  #  for more info.
  # custom:
  # Each custom linter should have a unique name.
  #  example:
  # The path to the plugin *.so. Can be absolute or local. Required for each custom linter
  # path: /path/to/example.so
  # The description of the linter. Optional, just for documentation purposes.
  # description: This is an example usage of a plugin linter.
  # Intended to point to the repo location of the linter. Optional, just for documentation purposes.
  # original-url: github.com/golangci/example-linter

linters:
  enable:
    - asasalint
    - asciicheck
    - bidichk
    - bodyclose
    - containedctx
    - contextcheck
    - copyloopvar
    - cyclop
    - decorder
    - dogsled
    - dupl
    - dupword
    - durationcheck
    - err113
    - errcheck
    - errchkjson
    - errname
    - errorlint
    - exhaustive
    - exportloopref
    - forbidigo
    - forcetypeassert
    - funlen
    - gci
    - gocheckcompilerdirectives
    - gochecknoglobals
    - gochecknoinits
    - gochecksumtype
    - gocognit
    - goconst
    - gocritic
    - gocyclo
    - godot
    - godox
    - gofumpt
    - goheader
    - gomoddirectives
    - goprintffuncname
    - gosec
    - gosmopolitan
    - gosimple
    - govet
    - grouper
    - importas
    - inamedparam
    - ineffassign
    - interfacebloat
    - intrange
    - ireturn
    - lll
    - loggercheck
    - maintidx
    - makezero
    - mirror
    - misspell
    - mnd
    - musttag
    - nakedret
    - nestif
    - nilerr
    - nilnil
    - nlreturn
    - noctx
    - nolintlint
    - nonamedreturns
    - nosprintfhostport
    - paralleltest
    - perfsprint
    - prealloc
    - predeclared
    - promlinter
    - protogetter
    - reassign
    - revive
    - rowserrcheck
    - sloglint
    - spancheck
    - sqlclosecheck
    - staticcheck
    - stylecheck
    - tagalign
    - tagliatelle
    - tenv
    - testableexamples
    - testifylint
    - testpackage
    - thelper
    - tparallel
    - unconvert
    - unparam
    - unused
    - usestdlibvars
    - varnamelen
    - wastedassign
    - whitespace
    - wrapcheck
    - wsl

  disable-all: false
  presets:
    - bugs
    - unused
  fast: true

issues:
  # List of regexps of issue texts to exclude, empty list by default.
  # But independently from 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`
  exclude:
    - abcdef

  # 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:
        - gocyclo
        - errcheck
        - dupl





    # Exclude gochecknoglobals issues for sync.Once
    - linters:
        - gochecknoglobals
      source: ".* sync.Once"

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

  # 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: false

  # The default value is false. If set to true exclude and exclude-rules
  # regular expressions become case sensitive.
  exclude-case-sensitive: false

  # The list of ids of default excludes to include or disable. By default it's empty.
  include:

  # 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

  # Show only new issues: if there are unstaged changes or untracked files,
  # only those changes are analyzed, else only changes in HEAD~ are analyzed.
  # It's a super-useful option for integration of golangci-lint into existing
  # large codebase. It's not practical to fix all existing issues at the moment
  # of integration: much better don't allow issues in new code.
  # Default is false.
  new: false

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

  # Show only new issues created after git revision `REV`
  # new-from-rev: REV

  # Show only new issues created in git patch with set file path.
  # new-from-patch: path/to/patch/file

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

  # The default value is false.
  # If set to true severity-rules regular expressions become case sensitive.
  case-sensitive: false

  # Default value is empty list.
  # When a list of severity rules are provided, severity information will be added to lint
  # issues. Severity rules have the same filtering capability as exclude rules except you
  # are allowed to specify one matcher per severity rule.
  # Only affects out formats that support setting severity information.
  rules:
    - linters:
        - dupl
      severity: info