75 lines
1.7 KiB
Go
75 lines
1.7 KiB
Go
package golinters
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import (
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"fmt"
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"sync"
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"github.com/ashanbrown/makezero/makezero"
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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/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 makezeroName = "makezero"
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func NewMakezero(settings *config.MakezeroSettings) *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: makezeroName,
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Doc: goanalysis.TheOnlyanalyzerDoc,
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Run: func(pass *analysis.Pass) (any, error) {
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issues, err := runMakeZero(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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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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).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 runMakeZero(pass *analysis.Pass, settings *config.MakezeroSettings) ([]goanalysis.Issue, error) {
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zero := makezero.NewLinter(settings.Always)
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var issues []goanalysis.Issue
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for _, file := range pass.Files {
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hints, err := zero.Run(pass.Fset, pass.TypesInfo, file)
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if err != nil {
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return nil, fmt.Errorf("makezero linter failed on file %q: %w", file.Name.String(), err)
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}
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for _, hint := range hints {
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issues = append(issues, 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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return issues, nil
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}
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