.golangci.yaml

# Copyright 2023-2025 The Oxia Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

version: "2"
linters:
  enable:
    - asasalint
    - asciicheck
    - bodyclose
    - contextcheck
    - copyloopvar
    - errname
    - errorlint
    - goconst
    - gocritic
    - godot
    - gomoddirectives
    - gosec
    - misspell
    - nakedret
    - nilerr
    - nilnil
    - noctx
    - nolintlint
    - prealloc
    - predeclared
    - promlinter
    - reassign
    - revive
    - rowserrcheck
    - sqlclosecheck
    - testableexamples
    - thelper
    - tparallel
    - unconvert
    - unparam
    - usestdlibvars
    - wastedassign
  settings:
    goconst:
      ignore-string-values: "localhost:0"
    gosec:
      excludes:
        - G115
        - G703
    revive:
      enable-all-rules: true
      rules:
        - name: var-naming
          arguments:
            - - ID
              - RPC
            - - ""
            - - upperCaseConst: false
          severity: warning
          disabled: false
        - name: line-length-limit
          arguments:
            - 120
          severity: warning
          disabled: false
        - name: add-constant
          arguments:
            - allowFloats: 0.0,0.,0.5,0.50,0.95,0.99,0.999,1.0,1.,2.0,2.,80.0,100.0
              allowInts: 0,1,2,3,4,5,6,7,8,9,10,11,16,17,20,22,32,64,100,128,1000,1024,0644,0755,0600,1000000,3600,500,900,990,999
              allowStrs: '"","count","not implemented"'
              ignoreFuncs: slog\.*,metrics\.*,fmt\.*
              maxLitCount: "3"
          severity: warning
          disabled: false
        - name: cognitive-complexity
          arguments:
            - 25
          severity: warning
          disabled: false
        - name: cyclomatic
          arguments:
            - 17
          severity: warning
          disabled: false
        - name: function-length
          arguments:
            - 10
            - 0
          severity: warning
          disabled: true
        - name: line-length-limit
          arguments:
            - 80
          severity: warning
          disabled: true
        - name: function-result-limit
          arguments:
            - 5
          severity: warning
          disabled: false
        - name: flag-parameter
          severity: warning
          disabled: false
        - name: deep-exit
          severity: warning
          disabled: true
        - name: max-public-structs
          arguments:
            - 3
          severity: warning
          disabled: true
        - name: bare-return
          severity: warning
          disabled: false
    gomoddirectives:
      replace-local: true
  exclusions:
    generated: lax
    presets:
      - comments
      - common-false-positives
      - legacy
      - std-error-handling
    rules:
      - linters:
          - contextcheck
          - gosec
          - noctx
          - unparam
        path: _test\.go
      - linters:
          - contextcheck
        path: \.go
        text: Non-inherited new context
      - linters:
          - gomoddirectives
        text: github.com/samber/slog-common
      - linters:
          - gocritic
        path: _test\.go
        text: exitAfterDefer|singleCaseSwitch
      - linters:
          - revive
        path: _test\.go
        text: add-constant|cognitive-complexity|unused-parameter|unused-receiver|function-length|line-length-limit|unhandled-error|deep-exit|unchecked-type-assertion|cyclomatic
      - linters:
          - revive
        path: \.go
        text: confusing-naming.*only by capitalization.*
      - linters:
          - gosec
        path: maelstrom/
      - linters:
          - revive
        path: maelstrom/
        text: unchecked-type-assertion|unhandled-error|unused-receiver|unused-parameter|add-constant|cyclomatic|cognitive-complexity
      - linters:
          - revive
        path: _grpc\.go
        text: blank-imports
      - linters:
          - revive
        path: oxiad/coordinator/metadata/common/
        text: avoid meaningless package names
      - linters:
          - revive
        text: "avoid package names that conflict with Go standard library"
      - linters:
          - goconst
        path: (.+)_test\.go
    paths:
      - pkg/generated
      - third_party$
      - builtin$
      - examples$
issues:
  max-issues-per-linter: 50
  max-same-issues: 3
  fix: true
formatters:
  enable:
    - goimports
  settings:
    goimports:
      local-prefixes:
        - github.com/oxia-db/oxia
  exclusions:
    generated: lax
    paths:
      - pkg/generated
      - third_party$
      - builtin$
      - examples$