105 lines
2.3 KiB
Go
105 lines
2.3 KiB
Go
package golinters
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import (
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"go/token"
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"sync"
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goheader "github.com/denis-tingaikin/go-header"
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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 goHeaderName = "goheader"
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func NewGoHeader(settings *config.GoHeaderSettings) *goanalysis.Linter {
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var mu sync.Mutex
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var resIssues []goanalysis.Issue
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conf := &goheader.Configuration{}
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if settings != nil {
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conf = &goheader.Configuration{
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Values: settings.Values,
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Template: settings.Template,
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TemplatePath: settings.TemplatePath,
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}
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}
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analyzer := &analysis.Analyzer{
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Name: goHeaderName,
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Doc: goanalysis.TheOnlyanalyzerDoc,
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Run: func(pass *analysis.Pass) (interface{}, error) {
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issues, err := runGoHeader(pass, conf)
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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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goHeaderName,
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"Checks is file header matches to pattern",
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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.LoadModeSyntax)
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}
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func runGoHeader(pass *analysis.Pass, conf *goheader.Configuration) ([]goanalysis.Issue, error) {
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if conf.TemplatePath == "" && conf.Template == "" {
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// User did not pass template, so then do not run go-header linter
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return nil, nil
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}
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template, err := conf.GetTemplate()
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if err != nil {
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return nil, err
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}
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values, err := conf.GetValues()
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if err != nil {
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return nil, err
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}
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a := goheader.New(goheader.WithTemplate(template), goheader.WithValues(values))
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var issues []goanalysis.Issue
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for _, file := range pass.Files {
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path := pass.Fset.Position(file.Pos()).Filename
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i := a.Analyze(&goheader.Target{File: file, Path: path})
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if i == nil {
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continue
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}
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issue := result.Issue{
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Pos: token.Position{
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Line: i.Location().Line + 1,
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Column: i.Location().Position,
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Filename: path,
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},
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Text: i.Message(),
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FromLinter: goHeaderName,
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}
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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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