remove unused code

v2/i18n/template_engine.go

@@ -84,67 +84,3 @@ func (t *parsedTextTemplate) Execute(data any) (string, error) {
 	}
 	return buf.String(), nil
 }
-
-// type TemplateEngine interface {
-// 	Execute(src string, data any) (string, error)
-// }
-
-// type NoTemplateEngine struct{}
-
-// func (*NoTemplateEngine) Execute(src string, data any) (string, error) {
-// 	return src, nil
-// }
-
-// type TextTemplateEngine2 struct {
-// 	LeftDelim  string
-// 	RightDelim string
-// 	Funcs      texttemplate.FuncMap
-// 	Option     string
-
-// 	cache      map[string]*executeResult
-// 	cacheMutex sync.RWMutex
-// }
-
-// type executeResult struct {
-// 	tmpl *texttemplate.Template
-// 	err  error
-// }
-
-// func (t *TextTemplateEngine2) Execute(src string, data any) (string, error) {
-// 	tmpl, err := t.getTemplate(src)
-// 	if err != nil {
-// 		return "", err
-// 	}
-// 	var buf bytes.Buffer
-// 	if err := tmpl.Execute(&buf, data); err != nil {
-// 		return "", err
-// 	}
-// 	return buf.String(), nil
-// }
-
-// func (t *TextTemplateEngine2) getTemplate(template string) (*texttemplate.Template, error) {
-// 	// It is not safe to use the cache if t.Funcs or t.Option is set.
-// 	if t.Funcs != nil || t.Option != "" {
-// 		return texttemplate.New("").Delims(t.LeftDelim, t.RightDelim).Funcs(t.Funcs).Option(t.Option).Parse(template)
-// 	}
-
-// 	// If there is a cached result, return it.
-// 	t.cacheMutex.RLock()
-// 	result := t.cache[template]
-// 	t.cacheMutex.RUnlock()
-// 	if result != nil {
-// 		return result.tmpl, result.err
-// 	}
-
-// 	// Parse the template and save it to the cache
-// 	tmpl, err := texttemplate.New("").Delims(t.LeftDelim, t.RightDelim).Parse(template)
-// 	r := &executeResult{
-// 		tmpl: tmpl,
-// 		err:  err,
-// 	}
-// 	t.cacheMutex.Lock()
-// 	t.cache[template] = r
-// 	t.cacheMutex.Unlock()
-
-// 	return tmpl, err
-// }