.golangci.yaml

run:
  concurrency: 4
  timeout: 5m
  issues-exit-code: 2
  tests: false

output:
  print-issued-lines: false
  print-linter-name: true
  uniq-by-line: false
  path-prefix: ""
  sort-results: true

linters:
  disable-all: true

  enable:
    # Bugs & Errors
    - copyloopvar # Detects places where loop variables are copied unnecessarily (in Go 1.22+)
    - dupl # Detects duplicate code
    - errcheck # Check for unexamined errors
    - gosec # Check for security issues
    - govet # Check for common Go mistakes
    - nilnil # Detects return of nil errors and an invalid value
    - paralleltest # Detects missing t.Parallel() calls in tests
    - promlinter # Check Prometheus metrics names
    - revive # Framework with many sub-linters
    - sqlclosecheck # Check that SQL rows/statements are closed
    - staticcheck # Subset of checks from the stand-along staticcheck tool
    - tparallel # Finds incorrect usage of t.Parallel()
    - zerologlint # Check for correct usage of zerolog

    # Performance
    - gocritic # An opinionated linter to enforce best practices
    - prealloc # Find slice declarations that could be preallocated
    - perfsprint # Check for usage of fmt.Sprintf that could be implemented with more efficient alternatives

    # Style & Formatting
    - goconst # Find repeated strings that could be replaced by constants
    - gofumpt # Aggressive formatter Go code
    - goheader # Check for correct headers in source files
    - intrange # Look for loops that could use the Go 1.22+ integer range syntax
    - nolintlint # Ensure proper usage of nolint directives
    - stylecheck # Check for style issues
    - tagliatelle # Check for correct usage formatting of struct tags

linters-settings:
  #
  # Bugs & Errors
  #
  dupl:
    # Tokens count to trigger issue, Default: 150
    threshold: 100
  errcheck:
    # Report about not checking of errors in type assertions: `a := b.(MyStruct)`.
    # Such cases aren't reported by default.
    # Default: false
    check-type-assertions: true

  # For a full list of Revive linters, see https://github.com/mgechev/revive
  revive:
    rules:
      # Check for common mistaken usages of the sync/atomic package
      - name: atomic
      # Suggests using constant for magic numbers and string literals
      - name: add-constant
        arguments:
          - maxLitCount: "3"
            allowStrs: '""'
            allowInts: "0,1,2,3"
            allowFloats: "0.0,0.,1.0,1.,2.0,2.,3.0,3."
      # Warns on malformed comments
      - name: comment-spacings
      # Warns on methods with names that differ only by capitalization
      - name: confusing-naming
      # Suggests to name potentially confusing function results
      - name: confusing-results
      # Warns on constant logical expressions
      - name: constant-logical-expr
      # context.Context should be the first argument of a function.
      - name: context-as-argument
      # Disallows the usage of basic types in context.WithValue.
      - name: context-keys-type
      # Spots potential dataraces
      - name: datarace
      # Looks for program exits in funcs other than main() or init()
      - name: deep-exit
      # Naming and commenting conventions on exported symbols.
      - name: exported
        arguments:
          - "checkPrivateReceivers"
          - "disableStutteringCheck"
          - "checkPublicInterface"
          - "disableChecksOnFunctions"

  #
  # Performance
  #

  #
  # Style & Formatting
  #
  gofumpt:
    # Apply the rewrite rules to the source before reformatting.
    # https://github.com/mvdan/gofumpt
    # Default: []
    rewrite-rules:
      - pattern: "interface{}"
        replacement: "any"
      - pattern: "a[b:len(a)]"
        replacement: "a[b:]"
  goheader:
    template: |-
      SPDX-FileCopyrightText: Copyright (c) 2016-2024, CloudZero, Inc. or its affiliates. All Rights Reserved.
      SPDX-License-Identifier: Apache-2.0
    exclude-dirs:
      - pkg/types/mocks
  nolintlint:
    # Always require //nolint instead of // nolint
    require-machine: true
    # Always require //nolint:mylinter instead of just //nolint
    require-specific: true
    # Always require //nolint // my explanation instead of just //nolint
    require-explanation: true
  tagliatelle:
    case:
      use-field-name: true
      rules:
        # Any struct tag type can be used.
        # Support string case: `camel`, `pascal`, `kebab`, `snake`, `upperSnake`, `goCamel`, `goPascal`, `goKebab`, `goSnake`, `upper`, `lower`, `header`.
        yaml: snake

issues:
  exclude-dirs:
    - pkg/status
    - .go
    - .git
  exclude-rules:
    - path: pkg/types/mocks
      linters:
        - goheader