Table of Contents
To see a list of supported linters and which linters are enabled/disabled:
golangci-lint help linters
Enabled By Default Linters
Name | Description | Presets | AutoFix | Since | |
---|---|---|---|---|---|
deadcode | Finds unused code | unused | v1.0.0 | ||
errcheck | Errcheck is a program for checking for unchecked errors in go programs. These unchecked errors can be critical bugs in some cases | bugs, error | v1.0.0 | ||
gosimple | Linter for Go source code that specializes in simplifying a code | style | v1.20.0 | ||
govet | Vet examines Go source code and reports suspicious constructs, such as Printf calls whose arguments do not align with the format string | bugs, metalinter | v1.0.0 | ||
ineffassign | Detects when assignments to existing variables are not used | unused | v1.0.0 | ||
staticcheck | Staticcheck is a go vet on steroids, applying a ton of static analysis checks | bugs, metalinter | v1.0.0 | ||
structcheck | Finds unused struct fields | unused | v1.0.0 | ||
typecheck | Like the front-end of a Go compiler, parses and type-checks Go code | bugs | v1.3.0 | ||
unused | Checks Go code for unused constants, variables, functions and types | unused | v1.20.0 | ||
varcheck | Finds unused global variables and constants | unused | v1.0.0 |
Disabled By Default Linters (-E/--enable
)
Name | Description | Presets | AutoFix | Since | |
---|---|---|---|---|---|
asciicheck | Simple linter to check that your code does not contain non-ASCII identifiers | bugs, style | v1.26.0 | ||
bodyclose | checks whether HTTP response body is closed successfully | performance, bugs | v1.18.0 | ||
cyclop | checks function and package cyclomatic complexity | complexity | v1.37.0 | ||
depguard | Go linter that checks if package imports are in a list of acceptable packages | style, import, module | v1.4.0 | ||
dogsled | Checks assignments with too many blank identifiers (e.g. x, , , _, := f()) | style | v1.19.0 | ||
dupl | Tool for code clone detection | style | v1.0.0 | ||
durationcheck | check for two durations multiplied together | bugs | v1.37.0 | ||
errorlint | errorlint is a linter for that can be used to find code that will cause problems with the error wrapping scheme introduced in Go 1.13. | bugs, error | v1.32.0 | ||
exhaustive | check exhaustiveness of enum switch statements | bugs | v1.28.0 | ||
exhaustivestruct | Checks if all struct's fields are initialized | style, test | v1.32.0 | ||
exportloopref | checks for pointers to enclosing loop variables | bugs | v1.28.0 | ||
forbidigo | Forbids identifiers | style | v1.34.0 | ||
forcetypeassert | finds forced type assertions | style | v1.38.0 | ||
funlen | Tool for detection of long functions | complexity | v1.18.0 | ||
gci | Gci control golang package import order and make it always deterministic. | format, import | ✔ | v1.30.0 | |
gochecknoglobals | check that no global variables exist This analyzer checks for global variables and errors on any found. A global variable is a variable declared in package scope and that can be read and written to by any function within the package. Global variables can cause side effects which are difficult to keep track of. A code in one function may change the variables state while another unrelated chunk of code may be effected by it. | style | v1.12.0 | ||
gochecknoinits | Checks that no init functions are present in Go code | style | v1.12.0 | ||
gocognit | Computes and checks the cognitive complexity of functions | complexity | v1.20.0 | ||
goconst | Finds repeated strings that could be replaced by a constant | style | v1.0.0 | ||
gocritic | Provides many diagnostics that check for bugs, performance and style issues. Extensible without recompilation through dynamic rules. Dynamic rules are written declaratively with AST patterns, filters, report message and optional suggestion. | style, metalinter | v1.12.0 | ||
gocyclo | Computes and checks the cyclomatic complexity of functions | complexity | v1.0.0 | ||
godot | Check if comments end in a period | style, comment | ✔ | v1.25.0 | |
godox | Tool for detection of FIXME, TODO and other comment keywords | style, comment | v1.19.0 | ||
goerr113 | Golang linter to check the errors handling expressions | style, error | v1.26.0 | ||
gofmt | Gofmt checks whether code was gofmt-ed. By default this tool runs with -s option to check for code simplification | format | ✔ | v1.0.0 | |
gofumpt | Gofumpt checks whether code was gofumpt-ed. | format | ✔ | v1.28.0 | |
goheader | Checks is file header matches to pattern | style | v1.28.0 | ||
goimports | Goimports does everything that gofmt does. Additionally it checks unused imports | format, import | ✔ | v1.20.0 | |
golint ⚠ | The repository of the linter has been archived by the owner. Replaced by revive. | style | v1.0.0 | ||
gomnd | An analyzer to detect magic numbers. | style | v1.22.0 | ||
gomoddirectives | Manage the use of 'replace', 'retract', and 'excludes' directives in go.mod. | style, module | v1.39.0 | ||
gomodguard | Allow and block list linter for direct Go module dependencies. This is different from depguard where there are different block types for example version constraints and module recommendations. | style, import, module | v1.25.0 | ||
goprintffuncname | Checks that printf-like functions are named with f at the end | style | v1.23.0 | ||
gosec | Inspects source code for security problems | bugs | v1.0.0 | ||
ifshort | Checks that your code uses short syntax for if-statements whenever possible | style | v1.36.0 | ||
importas | Enforces consistent import aliases | style | v1.38.0 | ||
interfacer ⚠ | The repository of the linter has been archived by the owner. | style | v1.0.0 | ||
lll | Reports long lines | style | v1.8.0 | ||
makezero | Finds slice declarations with non-zero initial length | style, bugs | v1.34.0 | ||
maligned ⚠ | The repository of the linter has been archived by the owner. Replaced by govet 'fieldalignment'. | performance | v1.0.0 | ||
misspell | Finds commonly misspelled English words in comments | style, comment | ✔ | v1.8.0 | |
nakedret | Finds naked returns in functions greater than a specified function length | style | v1.19.0 | ||
nestif | Reports deeply nested if statements | complexity | v1.25.0 | ||
nilerr | Finds the code that returns nil even if it checks that the error is not nil. | bugs | v1.38.0 | ||
nlreturn | nlreturn checks for a new line before return and branch statements to increase code clarity | style | v1.30.0 | ||
noctx | noctx finds sending http request without context.Context | performance, bugs | v1.28.0 | ||
nolintlint | Reports ill-formed or insufficient nolint directives | style | v1.26.0 | ||
paralleltest | paralleltest detects missing usage of t.Parallel() method in your Go test | style, test | v1.33.0 | ||
prealloc | Finds slice declarations that could potentially be preallocated | performance | v1.19.0 | ||
predeclared | find code that shadows one of Go's predeclared identifiers | style | v1.35.0 | ||
promlinter | Check Prometheus metrics naming via promlint | style | v1.40.0 | ||
revive | Fast, configurable, extensible, flexible, and beautiful linter for Go. Drop-in replacement of golint. | style, metalinter | v1.37.0 | ||
rowserrcheck | checks whether Err of rows is checked successfully | bugs, sql | v1.23.0 | ||
scopelint ⚠ | The repository of the linter has been deprecated by the owner. Replaced by exportloopref. | bugs | v1.12.0 | ||
sqlclosecheck | Checks that sql.Rows and sql.Stmt are closed. | bugs, sql | v1.28.0 | ||
stylecheck | Stylecheck is a replacement for golint | style | v1.20.0 | ||
tagliatelle | Checks the struct tags. | style | v1.40.0 | ||
testpackage | linter that makes you use a separate _test package | style, test | v1.25.0 | ||
thelper | thelper detects golang test helpers without t.Helper() call and checks the consistency of test helpers | style | v1.34.0 | ||
tparallel | tparallel detects inappropriate usage of t.Parallel() method in your Go test codes | style, test | v1.32.0 | ||
unconvert | Remove unnecessary type conversions | style | v1.0.0 | ||
unparam | Reports unused function parameters | unused | v1.9.0 | ||
wastedassign | wastedassign finds wasted assignment statements. | style | v1.38.0 | ||
whitespace | Tool for detection of leading and trailing whitespace | style | ✔ | v1.19.0 | |
wrapcheck | Checks that errors returned from external packages are wrapped | style, error | v1.32.0 | ||
wsl | Whitespace Linter - Forces you to use empty lines! | style | v1.20.0 |
Linters Configuration
cyclop
linters-settings:cyclop:# the maximal code complexity to reportmax-complexity: 10# the maximal average package complexity. If it's higher than 0.0 (float) the check is enabled (default 0.0)package-average: 0.0# should ignore tests (default false)skip-tests: false
dogsled
linters-settings:dogsled:# checks assignments with too many blank identifiers; default is 2max-blank-identifiers: 2
dupl
linters-settings:dupl:# tokens count to trigger issue, 150 by defaultthreshold: 100
errcheck
linters-settings:errcheck:# report about not checking of errors in type assertions: `a := b.(MyStruct)`;# default is false: such cases aren't reported by default.check-type-assertions: false# report about assignment of errors to blank identifier: `num, _ := strconv.Atoi(numStr)`;# default is false: such cases aren't reported by default.check-blank: false# [deprecated] comma-separated list of pairs of the form pkg:regex# the regex is used to ignore names within pkg. (default "fmt:.*").# see https://github.com/kisielk/errcheck#the-deprecated-method for detailsignore: fmt:.*,io/ioutil:^Read.*# path to a file containing a list of functions to exclude from checking# see https://github.com/kisielk/errcheck#excluding-functions for detailsexclude: /path/to/file.txt
errorlint
linters-settings:errorlint:# Check whether fmt.Errorf uses the %w verb for formatting errors. See the readme for caveatserrorf: true# Check for plain type assertions and type switchesasserts: true# Check for plain error comparisonscomparison: true
exhaustive
linters-settings:exhaustive:# check switch statements in generated files alsocheck-generated: false# indicates that switch statements are to be considered exhaustive if a# 'default' case is present, even if all enum members aren't listed in the# switchdefault-signifies-exhaustive: false
exhaustivestruct
linters-settings:exhaustivestruct:# Struct Patterns is list of expressions to match struct packages and names# The struct packages have the form example.com/package.ExampleStruct# The matching patterns can use matching syntax from https://pkg.go.dev/path#Match# If this list is empty, all structs are tested.struct-patterns:- '*.Test'- 'example.com/package.ExampleStruct'
forbidigo
linters-settings:forbidigo:# Forbid the following identifiersforbid:- fmt.Errorf # consider errors.Errorf in github.com/pkg/errors- fmt.Print.* # too much log noise- ginkgo\\.F.* # these are used just for local development# Exclude godoc examples from forbidigo checks. Default is true.exclude_godoc_examples: false
funlen
linters-settings:funlen:lines: 60statements: 40
gci
linters-settings:gci:# put imports beginning with prefix after 3rd-party packages;# only support one prefix# if not set, use goimports.local-prefixeslocal-prefixes: github.com/org/project
gocognit
linters-settings:gocognit:# minimal code complexity to report, 30 by default (but we recommend 10-20)min-complexity: 10
nestif
linters-settings:nestif:# minimal complexity of if statements to report, 5 by defaultmin-complexity: 4
goconst
linters-settings:goconst:# minimal length of string constant, 3 by defaultmin-len: 3# minimal occurrences count to trigger, 3 by defaultmin-occurrences: 3
gocritic
linters-settings: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 emptydisabled-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:- performancedisabled-tags:- experimental# Settings passed to gocritic.# The settings key is the name of a supported gocritic checker.# The list of supported checkers can be find in https://go-critic.github.io/overview.settings:captLocal: # must be valid enabled check name# whether to restrict checker to params only (default true)paramsOnly: trueelseif:# whether to skip balanced if-else pairs (default true)skipBalanced: truehugeParam:# size in bytes that makes the warning trigger (default 80)sizeThreshold: 80nestingReduce:# min number of statements inside a branch to trigger a warning (default 5)bodyWidth: 5rangeExprCopy:# size in bytes that makes the warning trigger (default 512)sizeThreshold: 512# whether to check test functions (default true)skipTestFuncs: truerangeValCopy:# size in bytes that makes the warning trigger (default 128)sizeThreshold: 32# whether to check test functions (default true)skipTestFuncs: trueruleguard:# path to a gorules file for the ruleguard checkerrules: ''truncateCmp:# whether to skip int/uint/uintptr types (default true)skipArchDependent: trueunderef:# whether to skip (*x).method() calls where x is a pointer receiver (default true)skipRecvDeref: trueunnamedResult:# whether to check exported functionscheckExported: true
gocyclo
linters-settings:gocyclo:# minimal code complexity to report, 30 by default (but we recommend 10-20)min-complexity: 10
godot
linters-settings:godot:# comments to be checked: `declarations`, `toplevel`, or `all`scope: declarations# list of regexps for excluding particular comment lines from checkexclude:# example: exclude comments which contain numbers# - '[0-9]+'# check that each sentence starts with a capital lettercapital: false
godox
linters-settings:godox:# report any comments starting with keywords, this is useful for TODO or FIXME comments that# might be left in the code accidentally and should be resolved before mergingkeywords: # default keywords are TODO, BUG, and FIXME, these can be overwritten by this setting- NOTE- OPTIMIZE # marks code that should be optimized before merging- HACK # marks hack-arounds that should be removed before merging
gofmt
linters-settings:gofmt:# simplify code: gofmt with `-s` option, true by defaultsimplify: true
gofumpt
linters-settings:gofumpt:# Choose whether or not to use the extra rules that are disabled# by defaultextra-rules: false
goheader
linters-settings:goheader:values:const:# define here const type values in format k:v, for example:# COMPANY: MY COMPANYregexp:# define here regexp type values, for example# AUTHOR: .*@mycompany\.comtemplate: # |-# put here copyright header template for source code files, for example:# Note: {{ YEAR }} is a builtin value that returns the year relative to the current machine time.## {{ AUTHOR }} {{ COMPANY }} {{ YEAR }}# SPDX-License-Identifier: Apache-2.0# 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.template-path:# also as alternative of directive 'template' you may put the path to file with the template source
goimports
linters-settings:goimports:# put imports beginning with prefix after 3rd-party packages;# it's a comma-separated list of prefixeslocal-prefixes: github.com/org/project
golint
linters-settings:golint:# minimal confidence for issues, default is 0.8min-confidence: 0.8
gomnd
linters-settings:gomnd:settings:mnd:# the list of enabled checks, see https://github.com/tommy-muehle/go-mnd/#checks for description.checks: argument,case,condition,operation,return,assign# ignored-numbers: 1000# ignored-files: magic_.*.go# ignored-functions: math.*
gomoddirectives
linters-settings:gomoddirectives:# Allow local `replace` directives. Default is false.replace-local: false# List of allowed `replace` directives. Default is empty.replace-allow-list:- launchpad.net/gocheck# Allow to not explain why the version has been retracted in the `retract` directives. Default is false.retract-allow-no-explanation: false# Forbid the use of the `exclude` directives. Default is false.exclude-forbidden: false
gomodguard
linters-settings:gomodguard:allowed:modules: # List of allowed modules# - gopkg.in/yaml.v2domains: # List of allowed module domains# - golang.orgblocked:modules: # List of blocked modules# - github.com/uudashr/go-module: # Blocked module# recommendations: # Recommended modules that should be used instead (Optional)# - golang.org/x/mod# reason: "`mod` is the official go.mod parser library." # Reason why the recommended module should be used (Optional)versions: # List of blocked module version constraints# - github.com/mitchellh/go-homedir: # Blocked module with version constraint# version: "< 1.1.0" # Version constraint, see https://github.com/Masterminds/semver#basic-comparisons# reason: "testing if blocked version constraint works." # Reason why the version constraint exists. (Optional)local_replace_directives: false # Set to true to raise lint issues for packages that are loaded from a local path via replace directive
gosec
linters-settings:gosec:# To select a subset of rules to run.# Available rules: https://github.com/securego/gosec#available-rulesincludes:- G401- G306- G101# To specify a set of rules to explicitly exclude.# Available rules: https://github.com/securego/gosec#available-rulesexcludes:- G204# To specify the configuration of rules.# The configuration of rules is not fully documented by gosec:# https://github.com/securego/gosec#configuration# https://github.com/securego/gosec/blob/569328eade2ccbad4ce2d0f21ee158ab5356a5cf/rules/rulelist.go#L60-L102config:G306: "0600"G101:pattern: "(?i)example"ignore_entropy: falseentropy_threshold: "80.0"per_char_threshold: "3.0"truncate: "32"
gosimple
linters-settings:gosimple:# Select the Go version to target. The default is '1.13'.go: "1.15"
govet
linters-settings:govet:# report about shadowed variablescheck-shadowing: true# settings per analyzersettings:printf: # analyzer name, run `go tool vet help` to see all analyzersfuncs: # run `go tool vet help printf` to see available settings for `printf` analyzer- (github.com/golangci/golangci-lint/pkg/logutils.Log).Infof- (github.com/golangci/golangci-lint/pkg/logutils.Log).Warnf- (github.com/golangci/golangci-lint/pkg/logutils.Log).Errorf- (github.com/golangci/golangci-lint/pkg/logutils.Log).Fatalf# enable or disable analyzers by name# run `go tool vet help` to see all analyzersenable:- atomicalignenable-all: falsedisable:- shadowdisable-all: false
depguard
linters-settings:depguard:list-type: blacklistinclude-go-root: falsepackages:- github.com/sirupsen/logruspackages-with-error-message:- # specify an error message to output when a blacklisted package is usedgithub.com/sirupsen/logrus: "logging is allowed only by logutils.Log"
ifshort
linters-settings:ifshort:# Maximum length of variable declaration measured in number of lines, after which linter won't suggest using short syntax.# Has higher priority than max-decl-chars.max-decl-lines: 1# Maximum length of variable declaration measured in number of characters, after which linter won't suggest using short syntax.max-decl-chars: 30
importas
linters-settings:importas:# if set to `true`, force to use alias.no-unaliased: true# List of aliasesalias:- # using `servingv1` alias for `knative.dev/serving/pkg/apis/serving/v1` packagepkg: knative.dev/serving/pkg/apis/serving/v1alias: servingv1- # using `autoscalingv1alpha1` alias for `knative.dev/serving/pkg/apis/autoscaling/v1alpha1` packagepkg: knative.dev/serving/pkg/apis/autoscaling/v1alpha1alias: autoscalingv1alpha1- # You can specify the package path by regular expression,# and alias by regular expression expansion syntax like below.# see https://github.com/julz/importas#use-regular-expression for detailspkg: knative.dev/serving/pkg/apis/(\w+)/(v[\w\d]+)alias: $1$2
lll
linters-settings: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 optionline-length: 120# tab width in spaces. Default to 1.tab-width: 1
makezero
linters-settings:makezero:# Allow only slices initialized with a length of zero. Default is false.always: false
maligned
linters-settings:maligned:# print struct with more effective memory layout or not, false by defaultsuggest-new: true
misspell
linters-settings: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: USignore-words:- someword
nakedret
linters-settings:nakedret:# make an issue if func has more lines of code than this setting and it has naked returns; default is 30max-func-lines: 30
prealloc
linters-settings:prealloc:# Report preallocation suggestions only on simple loops that have no returns/breaks/continues/gotos in them.# True by default.simple: true# XXX: we don't recommend using this linter before doing performance profiling.# For most programs usage of prealloc will be a premature optimization.range-loops: true # Report preallocation suggestions on range loops, true by defaultfor-loops: false # Report preallocation suggestions on for loops, false by default
promlinter
linters-settings:promlinter:# Promlinter cannot infer all metrics name in static analysis.# Enable strict mode will also include the errors caused by failing to parse the args.strict: false# Please refer to https://github.com/yeya24/promlinter#usage for detailed usage.disabled-linters:# - "Help"# - "MetricUnits"# - "Counter"# - "HistogramSummaryReserved"# - "MetricTypeInName"# - "ReservedChars"# - "CamelCase"# - "lintUnitAbbreviations"
predeclared
linters-settings:predeclared:# comma-separated list of predeclared identifiers to not report onignore: ""# include method names and field names (i.e., qualified names) in checksq: false
nolintlint
linters-settings:nolintlint:# Enable to ensure that nolint directives are all used. Default is true.allow-unused: false# Disable to ensure that nolint directives don't have a leading space. Default is true.allow-leading-space: true# Exclude following linters from requiring an explanation. Default is [].allow-no-explanation: []# Enable to require an explanation of nonzero length after each nolint directive. Default is false.require-explanation: true# Enable to require nolint directives to mention the specific linter being suppressed. Default is false.require-specific: true
rowserrcheck
linters-settings:rowserrcheck:packages:- github.com/jmoiron/sqlx-
revive
linters-settings:revive:# see https://github.com/mgechev/revive#available-rules for details.ignore-generated-header: trueseverity: warningrules:- name: indent-error-flowseverity: warning
staticcheck
linters-settings:staticcheck:# Select the Go version to target. The default is '1.13'.go: "1.15"
stylecheck
linters-settings:stylecheck:# Select the Go version to target. The default is '1.13'.go: "1.15"
tagliatelle
linters-settings:tagliatelle:# check the struck tag name casecase:# use the struct field name to check the name of the struct taguse-field-name: truerules:# any struct tag type can be used.# support string case: `camel`, `pascal`, `kebab`, `snake`, `goCamel`, `goPascal`, `goKebab`, `goSnake`, `upper`, `lower`json: camelyaml: camelxml: camelbson: camelavro: snakemapstructure: kebab
testpackage
linters-settings:testpackage:# regexp pattern to skip filesskip-regexp: (export|internal)_test\.go
thelper
linters-settings:thelper:# The following configurations enable all checks. It can be omitted because all checks are enabled by default.# You can enable only required checks deleting unnecessary checks.test:first: truename: truebegin: truebenchmark:first: truename: truebegin: truetb:first: truename: truebegin: true
unparam
linters-settings: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: false
unused
linters-settings:unused:# Select the Go version to target. The default is '1.13'.go: "1.15"
whitespace
linters-settings:whitespace:multi-if: false # Enforces newlines (or comments) after every multi-line if statementmulti-func: false # Enforces newlines (or comments) after every multi-line function signature
wrapcheck
linters-settings:wrapcheck:# An array of strings that specify substrings of signatures to ignore.# If this set, it will override the default set of ignored signatures.# See https://github.com/tomarrell/wrapcheck#configuration for more information.ignoreSigs:- .Errorf(- errors.New(- errors.Unwrap(- .Wrap(- .Wrapf(- .WithMessage(
wsl
linters-settings:wsl:# See https://github.com/bombsimon/wsl/blob/master/doc/configuration.md for# documentation of available settings. These are the defaults for# `golangci-lint`.allow-assign-and-anything: falseallow-assign-and-call: trueallow-cuddle-declarations: falseallow-multiline-assign: trueallow-separated-leading-comment: falseallow-trailing-comment: falseforce-case-trailing-whitespace: 0force-err-cuddling: falseforce-short-decl-cuddling: falsestrict-append: true
custom
Edit this page on GitHub
linters-settings:# The custom section can be used to define linter plugins to be loaded at runtime.# See README doc for more info.custom:# Each custom linter should have a unique name.example:# The path to the plugin *.so. Can be absolute or local. Required for each custom linterpath: /path/to/example.so# The description of the linter. Optional, just for documentation purposes.description: This is an example usage of a plugin linter.# Intended to point to the repo location of the linter. Optional, just for documentation purposes.original-url: github.com/golangci/example-linter