Update linter

pkg/middlewares/accesslog/capture_response_writer.go

@@ -28,7 +28,7 @@ func newCaptureResponseWriter(rw http.ResponseWriter) capturer {
 }
 
 // captureResponseWriter is a wrapper of type http.ResponseWriter
-// that tracks request status and size
+// that tracks request status and size.
 type captureResponseWriter struct {
 	rw     http.ResponseWriter
 	status int

pkg/middlewares/accesslog/field_middleware.go

@@ -7,7 +7,7 @@ import (
 	"github.com/vulcand/oxy/utils"
 )
 
-// FieldApply function hook to add data in accesslog
+// FieldApply function hook to add data in accesslog.
 type FieldApply func(rw http.ResponseWriter, r *http.Request, next http.Handler, data *LogData)
 
 // FieldHandler sends a new field to the logger.
@@ -39,7 +39,7 @@ func (f *FieldHandler) ServeHTTP(rw http.ResponseWriter, req *http.Request) {
 	}
 }
 
-// AddServiceFields add service fields
+// AddServiceFields add service fields.
 func AddServiceFields(rw http.ResponseWriter, req *http.Request, next http.Handler, data *LogData) {
 	data.Core[ServiceURL] = req.URL // note that this is *not* the original incoming URL
 	data.Core[ServiceAddr] = req.URL.Host
@@ -47,7 +47,7 @@ func AddServiceFields(rw http.ResponseWriter, req *http.Request, next http.Handl
 	next.ServeHTTP(rw, req)
 }
 
-// AddOriginFields add origin fields
+// AddOriginFields add origin fields.
 func AddOriginFields(rw http.ResponseWriter, req *http.Request, next http.Handler, data *LogData) {
 	crw := newCaptureResponseWriter(rw)
 	start := time.Now().UTC()

pkg/middlewares/accesslog/logger.go

@@ -75,7 +75,7 @@ func NewHandler(config *types.AccessLog) (*Handler, error) {
 	if len(config.FilePath) > 0 {
 		f, err := openAccessLogFile(config.FilePath)
 		if err != nil {
-			return nil, fmt.Errorf("error opening access log file: %s", err)
+			return nil, fmt.Errorf("error opening access log file: %w", err)
 		}
 		file = f
 	}
@@ -132,12 +132,12 @@ func openAccessLogFile(filePath string) (*os.File, error) {
 	dir := filepath.Dir(filePath)
 
 	if err := os.MkdirAll(dir, 0755); err != nil {
-		return nil, fmt.Errorf("failed to create log path %s: %s", dir, err)
+		return nil, fmt.Errorf("failed to create log path %s: %w", dir, err)
 	}
 
 	file, err := os.OpenFile(filePath, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0664)
 	if err != nil {
-		return nil, fmt.Errorf("error opening file %s: %s", filePath, err)
+		return nil, fmt.Errorf("error opening file %s: %w", filePath, err)
 	}
 
 	return file, nil

pkg/middlewares/accesslog/parser.go

@@ -5,7 +5,7 @@ import (
 	"regexp"
 )
 
-// ParseAccessLog parse line of access log and return a map with each fields
+// ParseAccessLog parse line of access log and return a map with each fields.
 func ParseAccessLog(data string) (map[string]string, error) {
 	var buffer bytes.Buffer
 	buffer.WriteString(`(\S+)`)                  // 1 - ClientHost