refactor: replace custom helper with stdlib strings.*

internal/logging/accesslog/filter.go

@@ -8,7 +8,6 @@ import (
 	"strings"
 
 	nettypes "github.com/yusing/godoxy/internal/net/types"
-	strutils "github.com/yusing/goutils/strings"
 )
 
 type (
@@ -54,7 +53,7 @@ func (method HTTPMethod) Fulfill(req *http.Request, res *http.Response) bool {
 
 // Parse implements strutils.Parser.
 func (k *HTTPHeader) Parse(v string) error {
-	split := strutils.SplitRune(v, '=')
+	split := strings.Split(v, "=")
 	switch len(split) {
 	case 1:
 		split = append(split, "")

internal/logging/accesslog/retention.go

@@ -4,6 +4,7 @@ import (
 	"errors"
 	"fmt"
 	"strconv"
+	"strings"
 
 	strutils "github.com/yusing/goutils/strings"
 )
@@ -32,7 +33,7 @@ var defaultChunkSize = 32 * kilobyte
 //
 // Parse implements strutils.Parser.
 func (r *Retention) Parse(v string) (err error) {
-	split := strutils.SplitSpace(v)
+	split := strings.Fields(v)
 	if len(split) != 2 {
 		return fmt.Errorf("%w: %s", ErrInvalidSyntax, v)
 	}

internal/logging/accesslog/status_code_range.go

@@ -4,9 +4,9 @@ import (
 	"errors"
 	"fmt"
 	"strconv"
+	"strings"
 
 	gperr "github.com/yusing/goutils/errs"
-	strutils "github.com/yusing/goutils/strings"
 )
 
 type StatusCodeRange struct {
@@ -22,7 +22,7 @@ func (r *StatusCodeRange) Includes(code int) bool {
 
 // Parse implements strutils.Parser.
 func (r *StatusCodeRange) Parse(v string) error {
-	split := strutils.SplitRune(v, '-')
+	split := strings.Split(v, "-")
 	switch len(split) {
 	case 1:
 		start, err := strconv.Atoi(split[0])