gost

README

👻 gost

gost is a static checker for Golang. It contains aggressive rules that aren't afraid false-positive as long as diagnostics are informative.

Installation

I recommend to use gost via reviewdog. Complete example configuration:

• .reviewdog.yml
• .github/workflows/reviewdog.yml

To run it locally, run following:

# install
go install github.com/seiyab/gost@latest

# run
go vet -vettool="$(which gost)" ./...

Analyzers

name	description	practical discovery	inspired by
closeCloser	report that closer isn't closed	https://github.com/reviewdog/reviewdog/pull/1692
multipleErrors	report suspicious error concatenation	https://github.com/opentofu/opentofu/issues/539
noDiscardError	report that error is discarded	https://github.com/cli/cli/issues/8026
noMutateGlobal	reports indirect mutation of global variable		https://pkg.go.dev/vuln/GO-2024-2618
openFileFlag	report suspicious combination of flags in os.OpenFile()	https://github.com/anchore/go-logger/pull/13
preferFilepath	report misuse of "path" package where "path/filepath" should be suitable	https://github.com/anchore/grype/pull/1767
sliceInitialLength	reports confusion between slice length and capacity	https://github.com/beego/beego/pull/5631	https://github.com/dominikh/go-tools/issues/112
urlString	urlString reports unsafe construction of URL-like string.		https://github.com/dominikh/go-tools/issues/730
wrapError	report senseless error wrapping