Ludovic Fernandez f9d815115c
bump golang.org/x/tools to HEAD (#2875)
* bump golang.org/x/tools to HEAD
* fix: adapt linters to the new validation system.
2022-05-23 12:39:57 +02:00

77 lines
1.7 KiB
Go

package golinters
import (
"go/token"
"strings"
"sync"
"github.com/ultraware/funlen"
"golang.org/x/tools/go/analysis"
"github.com/golangci/golangci-lint/pkg/config"
"github.com/golangci/golangci-lint/pkg/golinters/goanalysis"
"github.com/golangci/golangci-lint/pkg/lint/linter"
"github.com/golangci/golangci-lint/pkg/result"
)
const funlenName = "funlen"
//nolint:dupl
func NewFunlen(settings *config.FunlenSettings) *goanalysis.Linter {
var mu sync.Mutex
var resIssues []goanalysis.Issue
analyzer := &analysis.Analyzer{
Name: funlenName,
Doc: goanalysis.TheOnlyanalyzerDoc,
Run: func(pass *analysis.Pass) (interface{}, error) {
issues := runFunlen(pass, settings)
if len(issues) == 0 {
return nil, nil
}
mu.Lock()
resIssues = append(resIssues, issues...)
mu.Unlock()
return nil, nil
},
}
return goanalysis.NewLinter(
funlenName,
"Tool for detection of long functions",
[]*analysis.Analyzer{analyzer},
nil,
).WithIssuesReporter(func(*linter.Context) []goanalysis.Issue {
return resIssues
}).WithLoadMode(goanalysis.LoadModeSyntax)
}
func runFunlen(pass *analysis.Pass, settings *config.FunlenSettings) []goanalysis.Issue {
var lintIssues []funlen.Message
for _, file := range pass.Files {
fileIssues := funlen.Run(file, pass.Fset, settings.Lines, settings.Statements)
lintIssues = append(lintIssues, fileIssues...)
}
if len(lintIssues) == 0 {
return nil
}
issues := make([]goanalysis.Issue, len(lintIssues))
for k, i := range lintIssues {
issues[k] = goanalysis.NewIssue(&result.Issue{
Pos: token.Position{
Filename: i.Pos.Filename,
Line: i.Pos.Line,
},
Text: strings.TrimRight(i.Message, "\n"),
FromLinter: funlenName,
}, pass)
}
return issues
}