61 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			61 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| package golinters
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| 
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| import (
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| 	"sync"
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| 
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| 	"github.com/ashanbrown/makezero/makezero"
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| 	"github.com/pkg/errors"
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| 	"golang.org/x/tools/go/analysis"
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| 
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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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| 
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| const makezeroName = "makezero"
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| 
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| func NewMakezero() *goanalysis.Linter {
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| 	var mu sync.Mutex
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| 	var resIssues []goanalysis.Issue
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| 
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| 	analyzer := &analysis.Analyzer{
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| 		Name: makezeroName,
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| 		Doc:  goanalysis.TheOnlyanalyzerDoc,
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| 	}
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| 	return goanalysis.NewLinter(
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| 		makezeroName,
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| 		"Finds slice declarations with non-zero initial length",
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| 		[]*analysis.Analyzer{analyzer},
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| 		nil,
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| 	).WithContextSetter(func(lintCtx *linter.Context) {
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| 		s := &lintCtx.Settings().Makezero
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| 
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| 		analyzer.Run = func(pass *analysis.Pass) (interface{}, error) {
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| 			var res []goanalysis.Issue
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| 			linter := makezero.NewLinter(s.Always)
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| 			for _, file := range pass.Files {
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| 				hints, err := linter.Run(pass.Fset, pass.TypesInfo, file)
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| 				if err != nil {
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| 					return nil, errors.Wrapf(err, "makezero linter failed on file %q", file.Name.String())
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| 				}
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| 				for _, hint := range hints {
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| 					res = append(res, goanalysis.NewIssue(&result.Issue{
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| 						Pos:        hint.Position(),
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| 						Text:       hint.Details(),
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| 						FromLinter: makezeroName,
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| 					}, pass))
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| 				}
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| 			}
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| 			if len(res) == 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, res...)
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| 			mu.Unlock()
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| 			return nil, nil
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| 		}
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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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