95 lines
2.6 KiB
Go
95 lines
2.6 KiB
Go
package golinters
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import (
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"sync"
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"github.com/bombsimon/wsl/v3"
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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 wslName = "wsl"
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// NewWSL returns a new WSL linter.
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func NewWSL(settings *config.WSLSettings) *goanalysis.Linter {
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var mu sync.Mutex
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var resIssues []goanalysis.Issue
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conf := &wsl.Configuration{
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AllowCuddleWithCalls: []string{"Lock", "RLock"},
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AllowCuddleWithRHS: []string{"Unlock", "RUnlock"},
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ErrorVariableNames: []string{"err"},
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}
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if settings != nil {
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conf.StrictAppend = settings.StrictAppend
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conf.AllowAssignAndCallCuddle = settings.AllowAssignAndCallCuddle
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conf.AllowAssignAndAnythingCuddle = settings.AllowAssignAndAnythingCuddle
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conf.AllowMultiLineAssignCuddle = settings.AllowMultiLineAssignCuddle
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conf.AllowCuddleDeclaration = settings.AllowCuddleDeclaration
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conf.AllowTrailingComment = settings.AllowTrailingComment
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conf.AllowSeparatedLeadingComment = settings.AllowSeparatedLeadingComment
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conf.ForceCuddleErrCheckAndAssign = settings.ForceCuddleErrCheckAndAssign
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conf.ForceCaseTrailingWhitespaceLimit = settings.ForceCaseTrailingWhitespaceLimit
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conf.ForceExclusiveShortDeclarations = settings.ForceExclusiveShortDeclarations
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}
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analyzer := &analysis.Analyzer{
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Name: goanalysis.TheOnlyAnalyzerName,
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Doc: goanalysis.TheOnlyanalyzerDoc,
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Run: func(pass *analysis.Pass) (interface{}, error) {
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issues := runWSL(pass, conf)
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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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wslName,
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"Whitespace Linter - Forces you to use empty lines!",
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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 runWSL(pass *analysis.Pass, conf *wsl.Configuration) []goanalysis.Issue {
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var files = make([]string, 0, len(pass.Files))
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for _, file := range pass.Files {
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files = append(files, pass.Fset.PositionFor(file.Pos(), false).Filename)
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}
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if conf == nil {
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return nil
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}
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wslErrors, _ := wsl.NewProcessorWithConfig(*conf).ProcessFiles(files)
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if len(wslErrors) == 0 {
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return nil
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}
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var issues []goanalysis.Issue
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for _, err := range wslErrors {
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issues = append(issues, goanalysis.NewIssue(&result.Issue{
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FromLinter: wslName,
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Pos: err.Position,
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Text: err.Reason,
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}, pass))
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}
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return issues
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}
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