.golangci.yml

run:
  tests: true
  timeout: 2m
  issues-exit-code: 1
  skip-dirs-use-default: true
  modules-download-mode: readonly

output:
  print-linter-name: true
  print-issued-lines: true

linters:
  fast: true
  enable:
    - errcheck        # Locates unchecked errors in function returns
    - exhaustive      # Reports non-exhaustive switch statements
    - exportloopref   # Finds exporting pointers for loop variables
    - funlen          # Limits the max lines and statements of functions
    - gochecknoinits  # Forbids init function declarations in packages (side-effects)
    - goconst         # Enforces constants are created for repeated strings
    - gocritic        # Offers an opinionated set of best practices
    - gocyclo         # Analyzes code complexity (cyclomatic)
    - godot           # Enforces comments always end with a period
    - gofmt           # Enforces source code is properly formatted
    - gomnd           # Forbids magic numbers from being used without declaration
    - gosec           # Inspects source code for security problems
    - gosimple        # Offers code simplification suggestions
    - govet           # Reports suspicious construct (e.g. Printf with bad parameter count)
    - ineffassign     # Detects unused existing variable assignments
    - lll             # Limits maximum line lengths
    - nakedret        # Prevents naked returns from being used in large functions
    - nestif          # Limits the amount of nested ifs
    - staticcheck     # Applies many static analysis checks (similar to govet)
    - typecheck       # Parses and type-checks code
    - unconvert       # Reports unnecessary type conversions
    - unused          # Reports unused variables, constants, struct fields and code
    - unparam         # Reports unused function parameters
    - whitespace      # Enforces no excessive whitespace is used (e.g. two line breaks)

issues:
  exclude-use-default: true
  max-issues-per-linter: 0
  max-same-issues: 0
  new: false
  exclude-rules:
    - path: _test\.go
      linters:
        - goconst
        - gocritic
        - gosec
        - lll

linters-settings:
  errcheck:
    check-blank: true
    check-type-assertions: false
  exhaustive:
    default-signifies-exhaustive: true
  funlen:
    lines: 100
    statements: 40
  goconst:
    min-len: 3
    min-occurrences: 2
  gocritic:
    enabled-tags:
      - diagnostic
      - performance
      - style
    disabled-checks:
      - emptyStringTest
      - unnecessaryBlock
      - whyNoLint
  gocyclo:
    min-complexity: 8
  godot:
    exclude:
      - "^(FIXME|TODO) "  # technical comments not meant for go doc
      - "\\*$"            # multiline comments with asterisk indentation
  gofmt:
    simplify: true
  govet:
    check-shadowing: true
    enable-all: true
    disable:
      - fieldalignment
  lll:
    line-length: 120
    tab-width: 4
  nakedret:
    max-func-lines: 30
  nestif:
    min-complexity: 4
  whitespace:
    multi-if: true
    multi-func: false