/
wsl.go
77 lines (65 loc) · 2.02 KB
/
wsl.go
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package golinters
import (
"sync"
"github.com/bombsimon/wsl"
"golang.org/x/tools/go/analysis"
"github.com/golangci/golangci-lint/pkg/golinters/goanalysis"
"github.com/golangci/golangci-lint/pkg/lint/linter"
"github.com/golangci/golangci-lint/pkg/result"
)
const (
name = "wsl"
)
// NewWSL returns a new WSL linter.
func NewWSL() *goanalysis.Linter {
var (
issues []goanalysis.Issue
mu = sync.Mutex{}
analyzer = &analysis.Analyzer{
Name: goanalysis.TheOnlyAnalyzerName,
Doc: goanalysis.TheOnlyanalyzerDoc,
}
)
return goanalysis.NewLinter(
name,
"Whitespace Linter - Forces you to use empty lines!",
[]*analysis.Analyzer{analyzer},
nil,
).WithContextSetter(func(lintCtx *linter.Context) {
analyzer.Run = func(pass *analysis.Pass) (interface{}, error) {
var (
files = []string{}
linterCfg = lintCtx.Cfg.LintersSettings.WSL
processorCfg = wsl.Configuration{
StrictAppend: linterCfg.StrictAppend,
AllowAssignAndCallCuddle: linterCfg.AllowAssignAndCallCuddle,
AllowMultiLineAssignCuddle: linterCfg.AllowMultiLineAssignCuddle,
AllowCaseTrailingWhitespace: linterCfg.AllowCaseTrailingWhitespace,
AllowCuddleDeclaration: linterCfg.AllowCuddleDeclaration,
AllowCuddleWithCalls: []string{"Lock", "RLock"},
AllowCuddleWithRHS: []string{"Unlock", "RUnlock"},
}
)
for _, file := range pass.Files {
files = append(files, pass.Fset.Position(file.Pos()).Filename)
}
wslErrors, _ := wsl.NewProcessorWithConfig(processorCfg).
ProcessFiles(files)
if len(wslErrors) == 0 {
return nil, nil
}
mu.Lock()
defer mu.Unlock()
for _, err := range wslErrors {
issues = append(issues, goanalysis.NewIssue(&result.Issue{ //nolint:scopelint
FromLinter: name,
Pos: err.Position,
Text: err.Reason,
}, pass))
}
return nil, nil
}
}).WithIssuesReporter(func(*linter.Context) []goanalysis.Issue {
return issues
}).WithLoadMode(goanalysis.LoadModeSyntax)
}