From a4e08cee8cbaf01f88978c373fa7fc2a9548d989 Mon Sep 17 00:00:00 2001 From: Fredrik Berntsson Date: Tue, 15 Apr 2025 21:12:17 +0200 Subject: [PATCH] Add Makefile and setup golangci-lint --- .golangci.yaml | 340 +++++++++++++++++++++++++++++++++++++++++++++++++ Makefile | 16 +++ 2 files changed, 356 insertions(+) create mode 100644 .golangci.yaml create mode 100644 Makefile diff --git a/.golangci.yaml b/.golangci.yaml new file mode 100644 index 0000000..c328a9b --- /dev/null +++ b/.golangci.yaml @@ -0,0 +1,340 @@ +# Based on https://gist.github.com/maratori/47a4d00457a92aa426dbd48a18776322 + +version: "2" + +issues: + max-same-issues: 50 + +formatters: + enable: + - gci + - gofmt + - gofumpt + - goimports + - golines + settings: + gci: + sections: + - standard + - default + - prefix(github.com/lovelaze/nebula-sync) + gofumpt: + module-path: github.com/lovelaze/nebula-sync + extra-rules: true + goimports: + local-prefixes: + - github.com/lovelaze/nebula-sync + golines: + max-len: 128 + tab-len: 4 + +linters: + enable: + - asasalint # checks for pass []any as any in variadic func(...any) + - asciicheck # checks that your code does not contain non-ASCII identifiers + - bidichk # checks for dangerous unicode character sequences + - bodyclose # checks whether HTTP response body is closed successfully + - canonicalheader # checks whether net/http.Header uses canonical header + - copyloopvar # detects places where loop variables are copied (Go 1.22+) + - cyclop # checks function and package cyclomatic complexity + - depguard # checks if package imports are in a list of acceptable packages + - dupl # tool for code clone detection + - durationcheck # checks for two durations multiplied together + - errcheck # checking for unchecked errors, these unchecked errors can be critical bugs in some cases + - errname # checks that sentinel errors are prefixed with the Err and error types are suffixed with the Error + - errorlint # finds code that will cause problems with the error wrapping scheme introduced in Go 1.13 + - exhaustive # checks exhaustiveness of enum switch statements + - exptostd # detects functions from golang.org/x/exp/ that can be replaced by std functions + - fatcontext # detects nested contexts in loops + - forbidigo # forbids identifiers + - funcorder # checks the order of functions, methods, and constructors + - funlen # tool for detection of long functions + - gocheckcompilerdirectives # validates go compiler directive comments (//go:) + - gochecksumtype # checks exhaustiveness on Go "sum types" + - gocognit # computes and checks the cognitive complexity of functions + - goconst # finds repeated strings that could be replaced by a constant + - gocritic # provides diagnostics that check for bugs, performance and style issues + - gocyclo # computes and checks the cyclomatic complexity of functions + - godot # checks if comments end in a period + - gomoddirectives # manages the use of 'replace', 'retract', and 'excludes' directives in go.mod + - goprintffuncname # checks that printf-like functions are named with f at the end + - gosec # inspects source code for security problems + - govet # reports suspicious constructs, such as Printf calls whose arguments do not align with the format string + - iface # checks the incorrect use of interfaces, helping developers avoid interface pollution + - ineffassign # detects when assignments to existing variables are not used + - intrange # finds places where for loops could make use of an integer range + - loggercheck # checks key value pairs for common logger libraries (kitlog,klog,logr,zap) + - makezero # finds slice declarations with non-zero initial length + - mirror # reports wrong mirror patterns of bytes/strings usage + - mnd # detects magic numbers + - musttag # enforces field tags in (un)marshaled structs + - nakedret # finds naked returns in functions greater than a specified function length + - nestif # reports deeply nested if statements + - nilerr # finds the code that returns nil even if it checks that the error is not nil + - nilnesserr # reports that it checks for err != nil, but it returns a different nil value error (powered by nilness and nilerr) + - nilnil # checks that there is no simultaneous return of nil error and an invalid value + - noctx # finds sending http request without context.Context + - nolintlint # reports ill-formed or insufficient nolint directives + - nonamedreturns # reports all named returns + - nosprintfhostport # checks for misuse of Sprintf to construct a host with port in a URL + - perfsprint # checks that fmt.Sprintf can be replaced with a faster alternative + - predeclared # finds code that shadows one of Go's predeclared identifiers + - promlinter # checks Prometheus metrics naming via promlint + - protogetter # reports direct reads from proto message fields when getters should be used + - reassign # checks that package variables are not reassigned + - recvcheck # checks for receiver type consistency + - revive # fast, configurable, extensible, flexible, and beautiful linter for Go, drop-in replacement of golint + - rowserrcheck # checks whether Err of rows is checked successfully + - sloglint # ensure consistent code style when using log/slog + - spancheck # checks for mistakes with OpenTelemetry/Census spans + - sqlclosecheck # checks that sql.Rows and sql.Stmt are closed + - staticcheck # is a go vet on steroids, applying a ton of static analysis checks + - testableexamples # checks if examples are testable (have an expected output) + - testifylint # checks usage of github.com/stretchr/testify + - testpackage # makes you use a separate _test package + - tparallel # detects inappropriate usage of t.Parallel() method in your Go test codes + - unconvert # removes unnecessary type conversions + - unparam # reports unused function parameters + - unused # checks for unused constants, variables, functions and types + - usestdlibvars # detects the possibility to use variables/constants from the Go standard library + - usetesting # reports uses of functions with replacement inside the testing package + - wastedassign # finds wasted assignment statements + - whitespace # detects leading and trailing whitespace + - zerologlint # detects the wrong usage of zerolog that a user forgets to dispatch zerolog.Event + + ## you may want to enable + #- decorder # checks declaration order and count of types, constants, variables and functions + #- exhaustruct # [highly recommend to enable] checks if all structure fields are initialized + #- ginkgolinter # [if you use ginkgo/gomega] enforces standards of using ginkgo and gomega + #- godox # detects usage of FIXME, TODO and other keywords inside comments + #- goheader # checks is file header matches to pattern + #- inamedparam # [great idea, but too strict, need to ignore a lot of cases by default] reports interfaces with unnamed method parameters + #- interfacebloat # checks the number of methods inside an interface + #- ireturn # accept interfaces, return concrete types + #- prealloc # [premature optimization, but can be used in some cases] finds slice declarations that could potentially be preallocated + #- tagalign # checks that struct tags are well aligned + #- varnamelen # [great idea, but too many false positives] checks that the length of a variable's name matches its scope + #- wrapcheck # checks that errors returned from external packages are wrapped + + + #- gochecknoglobals # checks that no global variables exist + #- gochecknoinits # checks that no init functions are present in Go code + + ## disabled + #- containedctx # detects struct contained context.Context field + #- contextcheck # [too many false positives] checks the function whether use a non-inherited context + #- dogsled # checks assignments with too many blank identifiers (e.g. x, _, _, _, := f()) + #- dupword # [useless without config] checks for duplicate words in the source code + #- err113 # [too strict] checks the errors handling expressions + #- errchkjson # [don't see profit + I'm against of omitting errors like in the first example https://github.com/breml/errchkjson] checks types passed to the json encoding functions. Reports unsupported types and optionally reports occasions, where the check for the returned error can be omitted + #- forcetypeassert # [replaced by errcheck] finds forced type assertions + #- gomodguard # [use more powerful depguard] allow and block lists linter for direct Go module dependencies + #- gosmopolitan # reports certain i18n/l10n anti-patterns in your Go codebase + #- grouper # analyzes expression groups + #- importas # enforces consistent import aliases + #- lll # [replaced by golines] reports long lines + #- maintidx # measures the maintainability index of each function + #- misspell # [useless] finds commonly misspelled English words in comments + #- nlreturn # [too strict and mostly code is not more readable] checks for a new line before return and branch statements to increase code clarity + #- paralleltest # [too many false positives] detects missing usage of t.Parallel() method in your Go test + #- tagliatelle # checks the struct tags + #- thelper # detects golang test helpers without t.Helper() call and checks the consistency of test helpers + #- wsl # [too strict and mostly code is not more readable] whitespace linter forces you to use empty lines + + # All settings can be found here https://github.com/golangci/golangci-lint/blob/HEAD/.golangci.reference.yml + settings: + cyclop: + max-complexity: 30 + package-average: 10.0 + + depguard: + rules: + "deprecated": + files: + - "$all" + deny: + - pkg: github.com/golang/protobuf + desc: Use google.golang.org/protobuf instead, see https://developers.google.com/protocol-buffers/docs/reference/go/faq#modules + - pkg: github.com/satori/go.uuid + desc: Use github.com/google/uuid instead, satori's package is not maintained + - pkg: github.com/gofrs/uuid$ + desc: Use github.com/gofrs/uuid/v5 or later, it was not a go module before v5 + "non-test files": + files: + - "!$test" + deny: + - pkg: math/rand$ + desc: Use math/rand/v2 instead, see https://go.dev/blog/randv2 + "non-main files": + files: + - "!**/main.go" + deny: + - pkg: log$ + desc: Use log/slog instead, see https://go.dev/blog/slog + + errcheck: + check-type-assertions: true + + exhaustive: + check: + - switch + - map + + exhaustruct: + exclude: + # std libs + - ^net/http.Client$ + - ^net/http.Cookie$ + - ^net/http.Request$ + - ^net/http.Response$ + - ^net/http.Server$ + - ^net/http.Transport$ + - ^net/url.URL$ + - ^os/exec.Cmd$ + - ^reflect.StructField$ + # public libs + - ^github.com/Shopify/sarama.Config$ + - ^github.com/Shopify/sarama.ProducerMessage$ + - ^github.com/mitchellh/mapstructure.DecoderConfig$ + - ^github.com/prometheus/client_golang/.+Opts$ + - ^github.com/spf13/cobra.Command$ + - ^github.com/spf13/cobra.CompletionOptions$ + - ^github.com/stretchr/testify/mock.Mock$ + - ^github.com/testcontainers/testcontainers-go.+Request$ + - ^github.com/testcontainers/testcontainers-go.FromDockerfile$ + - ^golang.org/x/tools/go/analysis.Analyzer$ + - ^google.golang.org/protobuf/.+Options$ + - ^gopkg.in/yaml.v3.Node$ + + funcorder: + struct-method: false + + funlen: + lines: 100 + statements: 50 + + gochecksumtype: + default-signifies-exhaustive: false + + gocognit: + min-complexity: 20 + + gocritic: + settings: + captLocal: + paramsOnly: false + underef: + skipRecvDeref: false + + govet: + enable-all: true + disable: + - fieldalignment # too strict + settings: + shadow: + strict: true + + inamedparam: + skip-single-param: true + + mnd: + ignored-functions: + - args.Error + - flag.Arg + - flag.Duration.* + - flag.Float.* + - flag.Int.* + - flag.Uint.* + - os.Chmod + - os.Mkdir.* + - os.OpenFile + - os.WriteFile + - prometheus.ExponentialBuckets.* + - prometheus.LinearBuckets + + nakedret: + max-func-lines: 0 + + nolintlint: + allow-no-explanation: [ funlen, gocognit, golines ] + require-explanation: true + require-specific: true + + perfsprint: + strconcat: false + + reassign: + patterns: + - ".*" + + rowserrcheck: + packages: + - github.com/jmoiron/sqlx + + sloglint: + # Enforce not using global loggers. + # Values: + # - "": disabled + # - "all": report all global loggers + # - "default": report only the default slog logger + # https://github.com/go-simpler/sloglint?tab=readme-ov-file#no-global + # Default: "" + no-global: all + # Enforce using methods that accept a context. + # Values: + # - "": disabled + # - "all": report all contextless calls + # - "scope": report only if a context exists in the scope of the outermost function + # https://github.com/go-simpler/sloglint?tab=readme-ov-file#context-only + # Default: "" + context: scope + + staticcheck: + checks: + - all + # Incorrect or missing package comment. + - -ST1000 + # Use consistent method receiver names. + - -ST1016 + # Omit embedded fields from selector expression. + - -QF1008 + + usetesting: + os-temp-dir: true + + revive: + enable-all-rules: true + rules: + - name: add-constant + disabled: true + - name: unused-parameter + disabled: true + + exclusions: + warn-unused: false + presets: + - std-error-handling + - common-false-positives + rules: + - source: 'TODO' + linters: [ godot ] + - text: 'should have a package comment' + linters: [ revive ] + - text: 'exported \S+ \S+ should have comment( \(or a comment on this block\))? or be unexported' + linters: [ revive ] + - text: 'package comment should be of the form ".+"' + source: '// ?(nolint|TODO)' + linters: [ revive ] + - text: 'comment on exported \S+ \S+ should be of the form ".+"' + source: '// ?(nolint|TODO)' + linters: [ revive, staticcheck ] + - path: '_test\.go' + linters: + - bodyclose + - dupl + - errcheck + - funlen + - goconst + - gosec + - noctx + - wrapcheck diff --git a/Makefile b/Makefile new file mode 100644 index 0000000..016ca1c --- /dev/null +++ b/Makefile @@ -0,0 +1,16 @@ +lint: + golangci-lint run + +fmt: + golangci-lint fmt + +mock: + mockery --config .mockery.yaml + +unit-test: + go test -count=1 -cover -v $(shell go list ./... | grep -v '/e2e$$') + +e2e-test: + go test -count=1 -cover -v github.com/lovelaze/nebula-sync/e2e + +test: unit-test e2e-test