fixes interface

Author: wzshiming

parser_types.go

@@ -248,15 +248,17 @@ func (r *parser) EvalType(expr ast.Expr) (ret Type) {
 			}
 
 			if v.Names == nil {
-				s.anonymo.Add(ty)
-			} else {
-				s.method.Add(ty)
-			}
-
-			for _, name := range v.Names {
-				t := newDeclaration(name.Name, ty)
+				t := newDeclaration(ty.Name(), ty)
 				tt := newTypeOrigin(t, v, r.info, v.Doc, v.Comment)
 				s.all.Add(tt)
+				s.anonymo.Add(tt)
+			} else {
+				for _, name := range v.Names {
+					t := newDeclaration(name.Name, ty)
+					tt := newTypeOrigin(t, v, r.info, v.Doc, v.Comment)
+					s.all.Add(tt)
+					s.method.Add(tt)
+				}
 			}
 		}
 		return s