diff --git a/src/PikaObj.h b/src/PikaObj.h
index 64a1dde35..802334645 100644
--- a/src/PikaObj.h
+++ b/src/PikaObj.h
@@ -52,30 +52,34 @@ def_class(InstructUnit,
 
 dcl_class(ConstPool);
 
-def_class(
-    ConstPool,
-    private_member(Arg* arg_buff; uint16_t content_offset_now; uint16_t size;
-                   void* content_start;
-                   void (*output_redirect_fun)(ConstPool* self, char* content);
-                   FILE * output_f;));
+def_class(ConstPool,
+    private_member(
+        Arg* arg_buff;
+        uint16_t content_offset_now; 
+        uint16_t size;
+        void* content_start;
+        void (*output_redirect_fun)(ConstPool* self, char* content);
+        FILE * output_f;
+    ));
 
 dcl_class(InstructArray);
 
 def_class(InstructArray,
-
-          private_member(Arg* arg_buff; uint16_t content_offset_now;
-                         uint16_t size;
-                         void* content_start;
-                         void (*output_redirect_fun)(InstructArray* self,
-                                                     InstructUnit* ins_unit);
-                         FILE * output_f;)
-
-);
+    private_member(
+        Arg* arg_buff; uint16_t content_offset_now;
+        uint16_t size;
+        void* content_start;
+        void (*output_redirect_fun)(InstructArray* self,
+                                    InstructUnit* ins_unit);
+        FILE * output_f;
+        ));
 
 dcl_class(ByteCodeFrame);
-
 def_class(ByteCodeFrame,
-          private_member(ConstPool const_pool; InstructArray instruct_array;));
+    private_member(
+        ConstPool const_pool; 
+        InstructArray instruct_array;
+        ));
 
 dcl_class(PikaObj);
 def_class(PikaObj, Args* list;);
@@ -86,11 +90,15 @@ typedef PikaObj VMParameters;
 typedef void (*Method)(PikaObj* self, Args* args);
 
 dcl_class(MethodInfo);
-
 def_class(MethodInfo,
-          private_member(char* name; char* dec; char* ptr; char* pars;
-                         ArgType type;
-                         ByteCodeFrame * bytecode_frame;));
+    private_member(
+        char* name; 
+        char* dec; 
+        char* ptr; 
+        char* pars;
+        ArgType type;
+        ByteCodeFrame * bytecode_frame;
+        ));
 
 typedef PikaObj LibObj;
 typedef PikaObj PikaMaker;