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.golangci.yml
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.golangci.yml
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# This file contains all available configuration options
# with their default values.
# options for analysis running
run:
# default concurrency is a available CPU number
concurrency: 4
# timeout for analysis, e.g. 30s, 5m, default is 1m
deadline: 1m
# exit code when at least one issue was found, default is 1
issues-exit-code: 1
# include test files or not, default is true
tests: false
skip-dirs:
- pkg/api
# output configuration options
output:
# colored-line-number|line-number|json|tab|checkstyle, default is "colored-line-number"
format: colored-line-number
# print lines of code with issue, default is true
print-issued-lines: true
# print linter name in the end of issue text, default is true
print-linter-name: true
# all available settings of specific linters
linters-settings:
errcheck:
# report about not checking of errors in type assetions: `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 details
ignore: 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 details
#exclude: /path/to/file.txt
govet:
# report about shadowed variables
check-shadowing: true
golint:
# minimal confidence for issues, default is 0.8
min-confidence: 0.8
gofmt:
# simplify code: gofmt with `-s` option, true by default
simplify: true
goimports:
# put imports beginning with prefix after 3rd-party packages;
# it's a comma-separated list of prefixes
local-prefixes: github.com/org/project
gocyclo:
# minimal code complexity to report, 30 by default (but we recommend 10-20)
min-complexity: 15
maligned:
# print struct with more effective memory layout or not, false by default
suggest-new: true
dupl:
# tokens count to trigger issue, 150 by default
threshold: 100
goconst:
# minimal length of string constant, 3 by default
min-len: 3
# minimal occurrences count to trigger, 3 by default
min-occurrences: 3
depguard:
list-type: blacklist
include-go-root: false
packages:
- github.com/davecgh/go-spew/spew
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: US
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 option
line-length: 120
# tab width in spaces. Default to 1.
tab-width: 1
unused:
# treat code as a program (not a library) and report unused exported identifiers; default is false.
# XXX: if you enable this setting, unused will report a lot of false-positives in text editors:
# if it's called for subdir of a project it can't find funcs usages. All text editor integrations
# with golangci-lint call it on a directory with the changed file.
check-exported: false
unparam:
# call graph construction algorithm (cha, rta). In general, use cha for libraries,
# and rta for programs with main packages. Default is cha.
algo: cha
# 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
nakedret:
# make an issue if func has more lines of code than this setting and it has naked returns; default is 30
max-func-lines: 30
prealloc:
# XXX: we don't recommend using this linter before doing performance profiling.
# For most programs usage of prealloc will be a premature optimization.
# Report preallocation suggestions only on simple loops that have no returns/breaks/continues/gotos in them.
# True by default.
simple: true
range-loops: true # Report preallocation suggestions on range loops, true by default
for-loops: false # Report preallocation suggestions on for loops, false by default
linters:
enable:
- govet # Used in main precommit. Vet examines Go source code and reports suspicious constructs, such as Printf calls whose arguments do not align with the format string [fast: true]
- errcheck # Errcheck is a program for checking for unchecked errors in go programs. These unchecked errors can be critical bugs in some cases [fast: true]
- staticcheck #Staticcheck is a go vet on steroids, applying a ton of static analysis checks [fast: false]
- unused # Checks Go code for unused constants, variables, functions and types [fast: false]
- gosimple # Linter for Go source code that specializes in simplifying a code [fast: false]
- structcheck # Finds an unused struct fields [fast: true]
- varcheck # Finds unused global variables and constants [fast: true]
- ineffassign # Detects when assignments to existing variables are not used [fast: true]
- deadcode # Finds unused code [fast: true]
#- typecheck # Like the front-end of a Go compiler, parses and type-checks Go code [fast: true]
#- goimports # Goimports does everything that gofmt does. Additionally it checks unused imports [fast: true]
#- golint # Golint differs from gofmt. Gofmt reformats Go source code, whereas golint prints out style mistakes [fast: true]
#- gosec (gas) # Inspects source code for security problems [fast: true]
#- interfacer # Linter that suggests narrower interface types [fast: false]
- unconvert # Remove unnecessary type conversions [fast: true]
#- dupl # Tool for code clone detection [fast: true]
#- goconst # Finds repeated strings that could be replaced by a constant [fast: true]
- gocyclo # Computes and checks the cyclomatic complexity of functions [fast: true]
#- gofmt # Used in main precommit. Gofmt checks whether code was gofmt-ed. By default this tool runs with -s option to check for code simplification [fast: true]
#- maligned # Tool to detect Go structs that would take less memory if their fields were sorted [fast: true]
#- megacheck # 3 sub-linters in one: unused, gosimple and staticcheck [fast: false]
#- depguard # Go linter that checks if package imports are in a list of acceptable packages [fast: true]
- misspell # Finds commonly misspelled English words in comments [fast: true]
#- lll # Reports long lines [fast: true]
#- unparam # Reports unused function parameters [fast: false]
#- nakedret # Finds naked returns in functions greater than a specified function length [fast: true]
#- prealloc # Finds slice declarations that could potentially be preallocated [fast: true]
#- scopelint # Scopelint checks for unpinned variables in go programs [fast: true]
#- gocritic # The most opinionated Go source code linter [fast: true]
#- gochecknoinits # Checks that no init functions are present in Go code [fast: true]
#- gochecknoglobals # Checks that no globals are present in Go code [fast: true]
fast: true
issues:
# List of regexps of issue texts to exclude, empty list by default.
# But independently from this option we use default exclude patterns,
# it can be disabled by `exclude-use-default: false`. To list all
# excluded by default patterns execute `golangci-lint run --help`
exclude:
- "not declared by package utf8"
- "unicode/utf8/utf8.go"
#- ".*defer.*"
# Independently from option `exclude` we use default exclude patterns,
# it can be disabled by this option. To list all
# excluded by default patterns execute `golangci-lint run --help`.
# Default value for this option is true.
exclude-use-default: false
# Maximum issues count per one linter. Set to 0 to disable. Default is 50.
max-per-linter: 0
# Maximum count of issues with the same text. Set to 0 to disable. Default is 3.
max-same-issues: 0
# Show only new issues: if there are unstaged changes or untracked files,
# only those changes are analyzed, else only changes in HEAD~ are analyzed.
# It's a super-useful option for integration of golangci-lint into existing
# large codebase. It's not practical to fix all existing issues at the moment
# of integration: much better don't allow issues in new code.
# Default is false.
new: false
# Show only new issues created after git revision `REV`
#new-from-rev: REV
# Show only new issues created in git patch with set file path.
#new-from-patch: path/to/patch/file