103 lines
2.4 KiB
Go
103 lines
2.4 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/ultraware/whitespace"
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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 whitespaceName = "whitespace"
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func NewWhitespace(settings *config.WhitespaceSettings) *goanalysis.Linter {
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var mu sync.Mutex
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var resIssues []goanalysis.Issue
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var wsSettings whitespace.Settings
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if settings != nil {
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wsSettings = whitespace.Settings{
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Mode: whitespace.RunningModeGolangCI,
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MultiIf: settings.MultiIf,
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MultiFunc: settings.MultiFunc,
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}
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}
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a := whitespace.NewAnalyzer(&wsSettings)
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return goanalysis.NewLinter(
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a.Name,
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a.Doc,
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[]*analysis.Analyzer{a},
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nil,
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).WithContextSetter(func(_ *linter.Context) {
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a.Run = func(pass *analysis.Pass) (any, error) {
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issues, err := runWhitespace(pass, wsSettings)
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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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}).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 runWhitespace(pass *analysis.Pass, wsSettings whitespace.Settings) ([]goanalysis.Issue, error) {
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lintIssues := whitespace.Run(pass, &wsSettings)
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issues := make([]goanalysis.Issue, len(lintIssues))
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for i, issue := range lintIssues {
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report := &result.Issue{
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FromLinter: whitespaceName,
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Pos: pass.Fset.PositionFor(issue.Diagnostic, false),
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Text: issue.Message,
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}
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switch issue.MessageType {
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case whitespace.MessageTypeRemove:
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if len(issue.LineNumbers) == 0 {
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continue
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}
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report.LineRange = &result.Range{
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From: issue.LineNumbers[0],
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To: issue.LineNumbers[len(issue.LineNumbers)-1],
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}
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report.Replacement = &result.Replacement{NeedOnlyDelete: true}
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case whitespace.MessageTypeAdd:
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report.Pos = pass.Fset.PositionFor(issue.FixStart, false)
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report.Replacement = &result.Replacement{
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Inline: &result.InlineFix{
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StartCol: 0,
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Length: 1,
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NewString: "\n\t",
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},
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}
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default:
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return nil, fmt.Errorf("unknown message type: %v", issue.MessageType)
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}
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issues[i] = goanalysis.NewIssue(report, pass)
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}
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return issues, nil
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}
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