bug fixed

registry.go

@@ -22,7 +22,7 @@ type Definition struct {
 // Regist is interface
 type Regist interface {
 	// Register is method
-	Register(t reflect.Type)
+	Register(t reflect.Type) error
 	// Parse is method
 	Parse(tag reflect.StructTag) (map[reflect.Type]Annotation, error)
 }
@@ -42,22 +42,22 @@ func newRegistry() Regist {
 }
 
 // Register is method
-func Register(t reflect.Type) {
-	registry.Register(t)
+func Register(t reflect.Type) error {
+	return registry.Register(t)
 }
 
 // Register is method
-func (r *Registry) Register(t reflect.Type) {
+func (r *Registry) Register(t reflect.Type) error {
 	rt, _, _ := luReflect.GetTypeInfo(t)
 	f := r.getTypeAnnotationField(t)
 	if nil == f {
-		panic(fmt.Sprintf("Annotation: This type[%s] is not Annotation. use TypeAnnotation", rt.Name()))
+		return fmt.Errorf("Annotation: This type[%s] is not Annotation. use TypeAnnotation", rt.Name())
 	}
 
 	name := r.parseAnnotationMeta(f.Tag)
 
 	if _, ok := r.definitions[name]; ok {
-		panic(fmt.Sprintf("Annotation: name[%s] of annotation exist already", name))
+		return fmt.Errorf("Annotation: name[%s] of annotation exist already", name)
 	}
 
 	def := &Definition{
@@ -66,6 +66,7 @@ func (r *Registry) Register(t reflect.Type) {
 	}
 
 	r.definitions[name] = def
+	return nil
 }
 
 // Parse is method