.golangci.yaml

go: '1.19'
run:
  # The default concurrency value is the number of available CPU.
  concurrency: 8
  # Timeout for analysis, e.g. 30s, 5m.
  # Default: 1m
  timeout: 2m

output:
  sort-results: true

linters:
  disable-all: true
  fast: false
  enable:
    - asciicheck
    - bidichk
    - bodyclose
    - containedctx
    - contextcheck
    - cyclop
    - decorder
    - depguard
    - dupl
    - errcheck
    - errorlint
    - exhaustive
    - exportloopref
    - funlen
    - gci
    - gochecknoglobals
    - gochecknoinits
    - gocognit
    - goconst
    - gocritic
    - gocyclo
    - godot
    - godox
    - gofmt
    - gofumpt
    - goimports
    - gomnd
    - gosec
    - gosimple
    - govet
    - importas
    - ineffassign
    - lll
    - maintidx
    - megacheck
    - misspell
    - nakedret
    - nestif
    - nilerr
    - nlreturn
    - noctx
    - prealloc
    - predeclared
    - promlinter
    - reassign
    - revive
    # - sqlclosecheck
    - staticcheck
    - stylecheck
    - thelper
    - typecheck
    - unconvert
    - unparam
    - unused

# all available settings of specific linters
linters-settings:
  govet:
    # report about shadowed variables
    check-shadowing: true
  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: github.com/i02sopop/gotemplate
  gocyclo:
    # minimal code complexity to report, 30 by default (but we recommend 10-20)
    min-complexity: 10
  maligned:
    # print struct with more effective memory layout or not, false by default
    suggest-new: true
  dupl:
    # tokens count to trigger issue, 150 by default
    threshold: 100
  goconst:
    # minimal length of string constant, 3 by default
    min-len: 3
    # minimal occurrences count to trigger, 3 by default
    min-occurrences: 2
  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
  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: 90
    # tab width in spaces. Default to 1.
    tab-width: 1
  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: true
  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: true
  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
  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:
    #  - rangeValCopy

    # 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

    settings: # settings passed to gocritic
      captLocal: # must be valid enabled check name
        paramsOnly: true
      rangeValCopy:
        sizeThreshold: 32
  gci:
    sections:
      - standard
      - default
      - prefix(github.com/i02sopop/gotemplate)
    custom-order: true

issues:
  # Excluding configuration per-path and per-linter
  # exclude-rules:
    # Exclude some linters from running on tests files.
    # - path: _test\.go
    #   linters:
    #     - gocyclo
    #     - errcheck
    #     - dupl
    #     - gosec

    # Ease some gocritic warnings on test files.
    # - path: _test\.go
    #   text: "(unnamedResult|exitAfterDefer)"
    #   linters:
    #     - gocritic

  # 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