78 lines
1.7 KiB
Go
78 lines
1.7 KiB
Go
package promlinter
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import (
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"fmt"
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"sync"
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"github.com/yeya24/promlinter"
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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 name = "promlinter"
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func New(settings *config.PromlinterSettings) *goanalysis.Linter {
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var mu sync.Mutex
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var resIssues []goanalysis.Issue
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var promSettings promlinter.Setting
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if settings != nil {
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promSettings = promlinter.Setting{
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Strict: settings.Strict,
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DisabledLintFuncs: settings.DisabledLinters,
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}
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}
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analyzer := &analysis.Analyzer{
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Name: name,
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Doc: goanalysis.TheOnlyanalyzerDoc,
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Run: func(pass *analysis.Pass) (any, error) {
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issues := runPromLinter(pass, promSettings)
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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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name,
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"Check Prometheus metrics naming via promlint",
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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 runPromLinter(pass *analysis.Pass, promSettings promlinter.Setting) []goanalysis.Issue {
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lintIssues := promlinter.RunLint(pass.Fset, pass.Files, promSettings)
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if len(lintIssues) == 0 {
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return nil
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}
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issues := make([]goanalysis.Issue, len(lintIssues))
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for k, i := range lintIssues {
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issue := result.Issue{
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Pos: i.Pos,
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Text: fmt.Sprintf("Metric: %s Error: %s", i.Metric, i.Text),
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FromLinter: name,
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}
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issues[k] = goanalysis.NewIssue(&issue, pass)
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}
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return issues
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}
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