85 lines
2.0 KiB
Go
85 lines
2.0 KiB
Go
package golinters
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import (
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"fmt"
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"sync"
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lintAPI "github.com/golangci/lint-1"
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"golang.org/x/tools/go/analysis"
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"github.com/golangci/golangci-lint/pkg/config"
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"github.com/golangci/golangci-lint/pkg/golinters/goanalysis"
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"github.com/golangci/golangci-lint/pkg/lint/linter"
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"github.com/golangci/golangci-lint/pkg/result"
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)
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const golintName = "golint"
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//nolint:dupl
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func NewGolint(settings *config.GoLintSettings) *goanalysis.Linter {
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var mu sync.Mutex
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var resIssues []goanalysis.Issue
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analyzer := &analysis.Analyzer{
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Name: golintName,
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Doc: goanalysis.TheOnlyanalyzerDoc,
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Run: func(pass *analysis.Pass) (interface{}, error) {
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issues, err := runGoLint(pass, settings)
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if err != nil {
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return nil, err
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}
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if len(issues) == 0 {
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return nil, nil
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}
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mu.Lock()
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resIssues = append(resIssues, issues...)
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mu.Unlock()
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return nil, nil
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},
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}
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return goanalysis.NewLinter(
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golintName,
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"Golint differs from gofmt. Gofmt reformats Go source code, whereas golint prints out style mistakes",
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[]*analysis.Analyzer{analyzer},
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nil,
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).WithIssuesReporter(func(*linter.Context) []goanalysis.Issue {
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return resIssues
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}).WithLoadMode(goanalysis.LoadModeTypesInfo)
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}
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func runGoLint(pass *analysis.Pass, settings *config.GoLintSettings) ([]goanalysis.Issue, error) {
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l := new(lintAPI.Linter)
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ps, err := l.LintPkg(pass.Files, pass.Fset, pass.Pkg, pass.TypesInfo)
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if err != nil {
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return nil, fmt.Errorf("can't lint %d files: %s", len(pass.Files), err)
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}
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if len(ps) == 0 {
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return nil, nil
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}
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lintIssues := make([]*result.Issue, 0, len(ps)) // This is worst case
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for idx := range ps {
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if ps[idx].Confidence >= settings.MinConfidence {
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lintIssues = append(lintIssues, &result.Issue{
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Pos: ps[idx].Position,
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Text: ps[idx].Text,
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FromLinter: golintName,
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})
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// TODO: use p.Link and p.Category
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}
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}
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issues := make([]goanalysis.Issue, 0, len(lintIssues))
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for _, issue := range lintIssues {
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issues = append(issues, goanalysis.NewIssue(issue, pass))
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}
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return issues, nil
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}
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