2024-03-29 21:00:18 +01:00

74 lines
1.5 KiB
Go

package processors
import (
"github.com/golangci/golangci-lint/pkg/config"
"github.com/golangci/golangci-lint/pkg/result"
)
const uniqByLineLimit = 1
var _ Processor = (*UniqByLine)(nil)
type UniqByLine struct {
fileLineCounter fileLineCounter
cfg *config.Config
}
func NewUniqByLine(cfg *config.Config) *UniqByLine {
return &UniqByLine{
fileLineCounter: fileLineCounter{},
cfg: cfg,
}
}
func (*UniqByLine) Name() string {
return "uniq_by_line"
}
func (p *UniqByLine) Process(issues []result.Issue) ([]result.Issue, error) {
if !p.cfg.Output.UniqByLine {
return issues, nil
}
return filterIssues(issues, p.shouldPassIssue), nil
}
func (*UniqByLine) Finish() {}
func (p *UniqByLine) shouldPassIssue(issue *result.Issue) bool {
if issue.Replacement != nil && p.cfg.Issues.NeedFix {
// if issue will be auto-fixed we shouldn't collapse issues:
// e.g. one line can contain 2 misspellings, they will be in 2 issues and misspell should fix both of them.
return true
}
if p.fileLineCounter.GetCount(issue) == uniqByLineLimit {
return false
}
p.fileLineCounter.Increment(issue)
return true
}
type fileLineCounter map[string]map[int]int
func (f fileLineCounter) GetCount(issue *result.Issue) int {
return f.getCounter(issue)[issue.Line()]
}
func (f fileLineCounter) Increment(issue *result.Issue) {
f.getCounter(issue)[issue.Line()]++
}
func (f fileLineCounter) getCounter(issue *result.Issue) map[int]int {
lc := f[issue.FilePath()]
if lc == nil {
lc = map[int]int{}
f[issue.FilePath()] = lc
}
return lc
}