# yaml-language-server: $schema=https://golangci-lint.run/jsonschema/golangci.jsonschema.json
# docs: https://github.com/golangci/golangci-lint#config-file

run:
  timeout: 2m
  modules-download-mode: readonly
  allow-parallel-runners: true

output:
  formats: [{format: colored-line-number}] # colored-line-number|line-number|json|tab|checkstyle|code-climate

linters-settings:
  gci:
    sections:
      - standard
      - default
      - prefix(gh.tarampamp.am/error-pages)
  gofmt:
    simplify: false
    rewrite-rules:
      - { pattern: 'interface{}', replacement: 'any' }
  govet:
    enable:
      - shadow
  gocyclo:
    min-complexity: 15
  godot:
    scope: declarations
    capital: false
  dupl:
    threshold: 100
  goconst:
    min-len: 2
    min-occurrences: 3
  misspell:
    locale: US
    ignore-words: [cancelled]
  lll:
    line-length: 120
  forbidigo:
    forbid:
      - '^(fmt\.Print(|f|ln)|print(|ln))(# it looks like a forgotten debugging printing call)?$'
  depguard:
    rules:
      logger:
        deny:
          - pkg: log
            desc: 'logging is allowed only by zaplog'
  prealloc:
    simple: true
    range-loops: true
    for-loops: true
  nolintlint:
    require-specific: true
  nakedret:
    # Make an issue if func has more lines of code than this setting, and it has naked returns.
    # Default: 30
    max-func-lines: 100

linters: # All available linters list: <https://golangci-lint.run/usage/linters/>
  disable-all: true
  enable:
    - asciicheck # Simple linter to check that your code does not contain non-ASCII identifiers
    - bidichk # Checks for dangerous unicode character sequences
    - dogsled # Checks assignments with too many blank identifiers (e.g. x, _, _, _, := f())
    - dupl # Tool for code clone detection
    - errcheck # Errcheck is a program for checking for unchecked errors in go programs. These unchecked errors can be critical bugs in some cases
    - errorlint # find code that will cause problems with the error wrapping scheme introduced in Go 1.13
    - exhaustive # check exhaustiveness of enum switch statements
    - exportloopref # checks for pointers to enclosing loop variables
    - funlen # Tool for detection of long functions
    - gci # Gci control golang package import order and make it always deterministic
    - godot # Check if comments end in a period
    - gochecknoglobals # Checks that no globals are present in Go code
    - gochecknoinits # Checks that no init functions are present in Go code
    - gocognit # Computes and checks the cognitive complexity of functions
    - goconst # Finds repeated strings that could be replaced by a constant
    - gocritic # The most opinionated Go source code linter
    - gocyclo # Computes and checks the cyclomatic complexity of functions
    - gofmt # Gofmt checks whether code was gofmt-ed. By default, this tool runs with -s option to check for code simplification
    - goimports # Goimports does everything that gofmt does. Additionally, it checks unused imports
    - mnd # An analyzer to detect magic numbers
    - goprintffuncname # Checks that printf-like functions are named with `f` at the end
    - gosec # Inspects source code for security problems
    - govet # Vet examines Go source code and reports suspicious constructs, such as Printf calls whose arguments do not align with the format string
    - ineffassign # Detects when assignments to existing variables are not used
    - lll # Reports long lines
    - forbidigo # Forbids identifiers
    - misspell # Finds commonly misspelled English words in comments
    - nakedret # Finds naked returns in functions greater than a specified function length
    - nestif # Reports deeply nested if statements
    - nlreturn # checks for a new line before return and branch statements to increase code clarity
    - nolintlint # Reports ill-formed or insufficient nolint directives
    - prealloc # Finds slice declarations that could potentially be preallocated
    - promlinter # Check Prometheus metrics naming via promlint.
    - typecheck # Like the front-end of a Go compiler, parses and type-checks Go code
    - unconvert # Remove unnecessary type conversions
    - whitespace # Tool for detection of leading and trailing whitespace
    - wsl # Whitespace Linter - Forces you to use empty lines!
    - unused # Checks Go code for unused constants, variables, functions and types
    - gosimple # Linter for Go source code that specializes in simplifying code
    - staticcheck # It's a set of rules from staticcheck
    - asasalint # Check for pass []any as any in variadic func(...any)
    - bodyclose # Checks whether HTTP response body is closed successfully
    - contextcheck # Check whether the function uses a non-inherited context
    - decorder # Check declaration order and count of types, constants, variables and functions
    - dupword # Checks for duplicate words in the source code
    - durationcheck # Check for two durations multiplied together
    - errchkjson # Checks types passed to the json encoding functions
    - errname # Checks that sentinel errors are prefixed with the Err and error types are suffixed with the Error
    - depguard # Go linter that checks if package imports are in a list of acceptable packages.

issues:
  exclude-dirs:
    - .github
    - .git
    - tmp
    - temp
    - testdata
    - cmd-old # TODO: remove
    - internal-old # TODO: remove
    - templates-old # TODO: remove
    - test-old # TODO: remove
  exclude-rules:
    - {path: flags\.go, linters: [gochecknoglobals, lll, mnd, dupl]}
    - {path: env\.go, linters: [lll, gosec]}
    - path: _test\.go
      linters:
        - dupl
        - dupword
        - lll
        - nolintlint
        - funlen
        - gocognit
        - noctx
        - goconst
        - nlreturn
        - gochecknoglobals