95ec0cf21e
Run all linters per package. It allows unloading package data when it's processed. It dramatically reduces memory (and CPU because of GC) usage. Relates: #337
54 lines
1.3 KiB
Go
54 lines
1.3 KiB
Go
package golinters
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import (
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"sync"
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unconvertAPI "github.com/golangci/unconvert"
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"golang.org/x/tools/go/analysis"
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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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func NewUnconvert() *goanalysis.Linter {
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const linterName = "unconvert"
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var mu sync.Mutex
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var res []result.Issue
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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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}
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return goanalysis.NewLinter(
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linterName,
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"Remove unnecessary type conversions",
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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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analyzer.Run = func(pass *analysis.Pass) (interface{}, error) {
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prog := goanalysis.MakeFakeLoaderProgram(pass)
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positions := unconvertAPI.Run(prog)
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if len(positions) == 0 {
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return nil, nil
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}
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issues := make([]result.Issue, 0, len(positions))
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for _, pos := range positions {
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issues = append(issues, result.Issue{
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Pos: pos,
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Text: "unnecessary conversion",
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FromLinter: linterName,
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})
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}
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mu.Lock()
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res = append(res, 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) []result.Issue {
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return res
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}).WithLoadMode(goanalysis.LoadModeTypesInfo)
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}
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