service.go

@@ -88,6 +88,7 @@ var (
 var localeFS embed.FS
 
 var _ Translator = (*Service)(nil)
+var _ core.Translator = (*Service)(nil)
 
 // New creates a new i18n service with embedded locales.
 func New(opts ...Option) (*Service, error) {
@@ -375,6 +376,11 @@ func (s *Service) T(messageID string, args ...any) string {
 	return result
 }
 
+// Translate translates a message by its ID and returns a Core result.
+func (s *Service) Translate(messageID string, args ...any) core.Result {
+	return core.Result{Value: s.T(messageID, args...), OK: true}
+}
+
 // resolveDirect performs exact-key lookup in the current language, its base
 // language tag, and then the configured fallback language.
 func (s *Service) resolveDirect(messageID string, data any) string {

service_test.go

@@ -3,6 +3,8 @@ package i18n
 import (
 	"testing"
 	"testing/fstest"
+
+	"dappco.re/go/core"
 )
 
 type messageBaseFallbackLoader struct{}
@@ -75,6 +77,23 @@ func TestServiceT(t *testing.T) {
 	}
 }
 
+func TestServiceTranslate(t *testing.T) {
+	svc, err := New()
+	if err != nil {
+		t.Fatalf("New() failed: %v", err)
+	}
+
+	result := svc.Translate("prompt.yes")
+	if !result.OK {
+		t.Fatalf("Translate(prompt.yes) returned not OK: %#v", result)
+	}
+	if got := result.Value; got != "y" {
+		t.Fatalf("Translate(prompt.yes) = %#v, want %q", got, "y")
+	}
+
+	var _ core.Translator = (*Service)(nil)
+}
+
 func TestServiceTDirectKeys(t *testing.T) {
 	svc, err := New()
 	if err != nil {