FieldAnnotation is added

definitions.go

@@ -16,6 +16,7 @@ type TypeDefinition struct {
 	RealType reflect.Type
 
 	TypeAnnotations   map[reflect.Type]annotation.Annotation
+	FieldAnnotations  map[string]map[reflect.Type]annotation.Annotation
 	MethodAnnotations map[string]map[reflect.Type]annotation.Annotation
 	Fields            []*FieldDefinition
 }
@@ -44,6 +45,36 @@ func (td *TypeDefinition) GetTypeAnnotationByType(at reflect.Type, includeEmbedd
 	return nil
 }
 
+func (td *TypeDefinition) GetFieldAnnotationByType(at reflect.Type, methodName string) annotation.Annotation {
+	if nil == td.FieldAnnotations {
+		return nil
+	}
+
+	fs, ok := td.FieldAnnotations[methodName]
+	if !ok {
+		return nil
+	}
+
+	return fs[at]
+}
+
+func (td *TypeDefinition) GetFieldAnnotationsByType(at reflect.Type) map[string]annotation.Annotation {
+	if nil == td.FieldAnnotations {
+		return nil
+	}
+
+	fas := make(map[string]annotation.Annotation)
+	for k, v := range td.FieldAnnotations {
+		a, ok := v[at]
+		if !ok {
+			continue
+		}
+		fas[k] = a
+	}
+
+	return fas
+}
+
 func (td *TypeDefinition) GetMethodAnnotationByType(at reflect.Type, methodName string) annotation.Annotation {
 	if nil == td.MethodAnnotations {
 		return nil

go.mod

@@ -3,6 +3,6 @@ module git.loafle.net/loafer/di-go
 go 1.13
 
 require (
-	git.loafle.net/loafer/annotation-go v0.0.0-20191113135342-a3974dc21898
+	git.loafle.net/loafer/annotation-go v0.0.0-20191202124147-cb9404f54278
 	git.loafle.net/loafer/util-go v0.0.0-20191113132317-6eeae49d258d
 )

go.sum

@@ -1,5 +1,5 @@
-git.loafle.net/loafer/annotation-go v0.0.0-20191113135342-a3974dc21898 h1:3moCEHhGfzHTQVBde+IkvB42oDGUdpCDkBWjN5ZnoL8=
+git.loafle.net/loafer/annotation-go v0.0.0-20191202124147-cb9404f54278 h1:ncGi8FZ/raFuzqR9689YyLQqM4Tq639c8jL1p4rjtfY=
-git.loafle.net/loafer/annotation-go v0.0.0-20191113135342-a3974dc21898/go.mod h1:1yow6wwbB3nWq6Asgt3BAPfXJTjZeqgMYF+VVPlj9Xk=
+git.loafle.net/loafer/annotation-go v0.0.0-20191202124147-cb9404f54278/go.mod h1:1yow6wwbB3nWq6Asgt3BAPfXJTjZeqgMYF+VVPlj9Xk=
 git.loafle.net/loafer/util-go v0.0.0-20191112142134-9a567d18b779/go.mod h1:HGVw9FNJIc/UFDIzxmoIj5K2+D9Eadal5jjHOq0NFOU=
 git.loafle.net/loafer/util-go v0.0.0-20191113132317-6eeae49d258d h1:ESDbDHHzH2Ysq+thQrO/OQtyDkVhzNzshjn0SJIqa0g=
 git.loafle.net/loafer/util-go v0.0.0-20191113132317-6eeae49d258d/go.mod h1:HGVw9FNJIc/UFDIzxmoIj5K2+D9Eadal5jjHOq0NFOU=

registry.go

@@ -26,6 +26,8 @@ type Regist interface {
 	GetInstancesByAnnotationType(t reflect.Type) ([]interface{}, error)
 
 	GetTypeAnnotation(instanceType reflect.Type, annotationType reflect.Type) annotation.Annotation
+	GetFieldAnnotation(instanceType reflect.Type, annotationType reflect.Type, methodName string) annotation.Annotation
+	GetFieldAnnotations(instanceType reflect.Type, annotationType reflect.Type) map[string]annotation.Annotation
 	GetMethodAnnotation(instanceType reflect.Type, annotationType reflect.Type, methodName string) annotation.Annotation
 	GetMethodAnnotations(instanceType reflect.Type, annotationType reflect.Type) map[string]annotation.Annotation
 }
@@ -274,6 +276,30 @@ func (r *Registry) GetTypeAnnotation(instanceType reflect.Type, annotationType r
 
 	return def.GetTypeAnnotationByType(annotationType, false)
 }
+func GetFieldAnnotation(instanceType reflect.Type, annotationType reflect.Type, methodName string) annotation.Annotation {
+	return registry.GetFieldAnnotation(instanceType, annotationType, methodName)
+}
+func (r *Registry) GetFieldAnnotation(instanceType reflect.Type, annotationType reflect.Type, methodName string) annotation.Annotation {
+	def, ok := r.definitionByType[instanceType]
+	if !ok {
+		return nil
+	}
+
+	return def.GetFieldAnnotationByType(annotationType, methodName)
+}
+
+func GetFieldAnnotations(instanceType reflect.Type, annotationType reflect.Type) map[string]annotation.Annotation {
+	return registry.GetFieldAnnotations(instanceType, annotationType)
+}
+func (r *Registry) GetFieldAnnotations(instanceType reflect.Type, annotationType reflect.Type) map[string]annotation.Annotation {
+	def, ok := r.definitionByType[instanceType]
+	if !ok {
+		return nil
+	}
+
+	return def.GetFieldAnnotationsByType(annotationType)
+}
+
 func GetMethodAnnotation(instanceType reflect.Type, annotationType reflect.Type, methodName string) annotation.Annotation {
 	return registry.GetMethodAnnotation(instanceType, annotationType, methodName)
 }
@@ -333,9 +359,14 @@ func parseFields(t reflect.Type, td *TypeDefinition) {
 			}
 			parseFields(f.Type, td)
 		} else {
-			if parseMethodAnnotation(&f, td) {
+			if annotation.FieldAnnotationType == f.Type && parseFieldAnnotation(&f, td) {
 				continue
 			}
+
+			if annotation.MethodAnnotationType == f.Type && parseMethodAnnotation(&f, td) {
+				continue
+			}
+
 			as, err := annotation.Parse(f.Tag)
 			if nil != err {
 				return
@@ -384,6 +415,26 @@ func parseTypeAnnotation(f *reflect.StructField, td *TypeDefinition) bool {
 	return false
 }
 
+func parseFieldAnnotation(f *reflect.StructField, td *TypeDefinition) bool {
+	if annotation.FieldAnnotationType != f.Type {
+		return false
+	}
+
+	as, err := annotation.Parse(f.Tag)
+	if nil != err {
+		return false
+	}
+
+	if nil != as && 0 < len(as) {
+		if nil == td.FieldAnnotations {
+			td.FieldAnnotations = make(map[string]map[reflect.Type]annotation.Annotation, 0)
+		}
+		td.FieldAnnotations[f.Name[1:]] = as
+		return true
+	}
+	return false
+}
+
 func parseMethodAnnotation(f *reflect.StructField, td *TypeDefinition) bool {
 	if annotation.MethodAnnotationType != f.Type {
 		return false

types.go

@@ -24,6 +24,7 @@ var ComponentAnnotationType = reflect.TypeOf((*ComponentAnnotation)(nil))
 
 type ComponentAnnotation struct {
 	annotation.TypeAnnotation `@annotation:"@Component"`
+
 	Name          string `json:"name"`
 	InitMethod    string `json:"initMethod"`    // func (receiver interface{}, cr ComponentRegistry) error
 	DestroyMethod string `json:"destroyMethod"` // func (receiver interface{}, cr ComponentRegistry) error
@@ -41,5 +42,6 @@ var ResourceAnnotationType = reflect.TypeOf((*ResourceAnnotation)(nil))
 
 type ResourceAnnotation struct {
 	annotation.TypeAnnotation `@annotation:"@Resource"`
+
 	Name string `json:"name"`
 }