/
govet.go
170 lines (160 loc) · 4.69 KB
/
govet.go
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package golinters
import (
"golang.org/x/tools/go/analysis"
"golang.org/x/tools/go/analysis/passes/asmdecl"
"golang.org/x/tools/go/analysis/passes/assign"
"golang.org/x/tools/go/analysis/passes/atomic"
"golang.org/x/tools/go/analysis/passes/atomicalign"
"golang.org/x/tools/go/analysis/passes/bools"
_ "golang.org/x/tools/go/analysis/passes/buildssa" // unused, internal analyzer
"golang.org/x/tools/go/analysis/passes/buildtag"
"golang.org/x/tools/go/analysis/passes/cgocall"
"golang.org/x/tools/go/analysis/passes/composite"
"golang.org/x/tools/go/analysis/passes/copylock"
_ "golang.org/x/tools/go/analysis/passes/ctrlflow" // unused, internal analyzer
"golang.org/x/tools/go/analysis/passes/deepequalerrors"
"golang.org/x/tools/go/analysis/passes/errorsas"
"golang.org/x/tools/go/analysis/passes/findcall"
"golang.org/x/tools/go/analysis/passes/httpresponse"
"golang.org/x/tools/go/analysis/passes/ifaceassert"
_ "golang.org/x/tools/go/analysis/passes/inspect" // unused internal analyzer
"golang.org/x/tools/go/analysis/passes/loopclosure"
"golang.org/x/tools/go/analysis/passes/lostcancel"
"golang.org/x/tools/go/analysis/passes/nilfunc"
"golang.org/x/tools/go/analysis/passes/nilness"
_ "golang.org/x/tools/go/analysis/passes/pkgfact" // unused, internal analyzer
"golang.org/x/tools/go/analysis/passes/printf"
"golang.org/x/tools/go/analysis/passes/shadow"
"golang.org/x/tools/go/analysis/passes/shift"
"golang.org/x/tools/go/analysis/passes/sortslice"
"golang.org/x/tools/go/analysis/passes/stdmethods"
"golang.org/x/tools/go/analysis/passes/stringintconv"
"golang.org/x/tools/go/analysis/passes/structtag"
"golang.org/x/tools/go/analysis/passes/testinggoroutine"
"golang.org/x/tools/go/analysis/passes/tests"
"golang.org/x/tools/go/analysis/passes/unmarshal"
"golang.org/x/tools/go/analysis/passes/unreachable"
"golang.org/x/tools/go/analysis/passes/unsafeptr"
"golang.org/x/tools/go/analysis/passes/unusedresult"
"github.com/golangci/golangci-lint/pkg/config"
"github.com/golangci/golangci-lint/pkg/golinters/goanalysis"
)
var (
allAnalyzers = []*analysis.Analyzer{
asmdecl.Analyzer,
assign.Analyzer,
atomic.Analyzer,
atomicalign.Analyzer,
bools.Analyzer,
buildtag.Analyzer,
cgocall.Analyzer,
composite.Analyzer,
copylock.Analyzer,
deepequalerrors.Analyzer,
errorsas.Analyzer,
findcall.Analyzer,
httpresponse.Analyzer,
ifaceassert.Analyzer,
loopclosure.Analyzer,
lostcancel.Analyzer,
nilfunc.Analyzer,
nilness.Analyzer,
printf.Analyzer,
shadow.Analyzer,
shift.Analyzer,
sortslice.Analyzer,
stdmethods.Analyzer,
stringintconv.Analyzer,
structtag.Analyzer,
testinggoroutine.Analyzer,
tests.Analyzer,
unmarshal.Analyzer,
unreachable.Analyzer,
unsafeptr.Analyzer,
unusedresult.Analyzer,
}
defaultAnalyzers = []*analysis.Analyzer{
asmdecl.Analyzer,
assign.Analyzer,
atomic.Analyzer,
bools.Analyzer,
buildtag.Analyzer,
cgocall.Analyzer,
composite.Analyzer,
copylock.Analyzer,
errorsas.Analyzer,
httpresponse.Analyzer,
loopclosure.Analyzer,
lostcancel.Analyzer,
nilfunc.Analyzer,
printf.Analyzer,
shift.Analyzer,
stdmethods.Analyzer,
stringintconv.Analyzer,
structtag.Analyzer,
tests.Analyzer,
unmarshal.Analyzer,
unreachable.Analyzer,
unsafeptr.Analyzer,
unusedresult.Analyzer,
}
)
func isAnalyzerEnabled(name string, cfg *config.GovetSettings, defaultAnalyzers []*analysis.Analyzer) bool {
if cfg.EnableAll {
for _, n := range cfg.Disable {
if n == name {
return false
}
}
return true
}
// Raw for loops should be OK on small slice lengths.
for _, n := range cfg.Enable {
if n == name {
return true
}
}
for _, n := range cfg.Disable {
if n == name {
return false
}
}
if cfg.DisableAll {
return false
}
for _, a := range defaultAnalyzers {
if a.Name == name {
return true
}
}
return false
}
func analyzersFromConfig(cfg *config.GovetSettings) []*analysis.Analyzer {
if cfg == nil {
return defaultAnalyzers
}
if cfg.CheckShadowing {
// Keeping for backward compatibility.
cfg.Enable = append(cfg.Enable, shadow.Analyzer.Name)
}
var enabledAnalyzers []*analysis.Analyzer
for _, a := range allAnalyzers {
if isAnalyzerEnabled(a.Name, cfg, defaultAnalyzers) {
enabledAnalyzers = append(enabledAnalyzers, a)
}
}
return enabledAnalyzers
}
func NewGovet(cfg *config.GovetSettings) *goanalysis.Linter {
var settings map[string]map[string]interface{}
if cfg != nil {
settings = cfg.Settings
}
return goanalysis.NewLinter(
"govet",
"Vet examines Go source code and reports suspicious constructs, "+
"such as Printf calls whose arguments do not align with the format string",
analyzersFromConfig(cfg),
settings,
).WithLoadMode(goanalysis.LoadModeTypesInfo)
}