add more to test_parser_helper

test_parser_helper/showselect_lex.cc

@@ -2,15 +2,58 @@
 #include "test_parser_helper/showselect_lex.hh"
 #include "test_parser_helper/showparser.hh"
 #include "test_parser_helper/showitem.hh"
+static void
+show_table_joins_and_derived(const List<TABLE_LIST> &tll) {
+    List_iterator<TABLE_LIST> join_it =
+                      List_iterator<TABLE_LIST>(const_cast<List<TABLE_LIST> &>(tll));
+    while(1) {
+        const TABLE_LIST *const t = join_it++;
+        if(!t)
+            break;
+        if(t->nested_join) {
+            show_table_joins_and_derived(t->nested_join->join_list);
+        }
+        if(t->on_expr) {
+
+        }
+        if(t->derived) {
+
+        }
+    }
+}
+static void
+show_table_aliases(const List<TABLE_LIST> &tll) {
+     List_iterator<TABLE_LIST> join_it = 
+                       List_iterator<TABLE_LIST>(const_cast<List<TABLE_LIST> &>(tll));
+     while(1) {
+         const TABLE_LIST *const t = join_it++;
+         if(!t)
+             break;
+         if(t->is_alias) {
+             std::cout<<t->db<<","<<t->table_name<<","<<t->alias<<std::endl;             
+         }
+         if(t->nested_join) {
+             show_table_aliases(t->nested_join->join_list);
+             return ;
+         }
+     }
+}
 
+
+//select_lex.top_join_list
 void
 show_table_list(const List<TABLE_LIST> &tll) {
 //alias or nested join
+    show_table_aliases(tll);
+    show_table_joins_and_derived(tll);
 }
 
 void
 show_select_lex(const st_select_lex &select_lex) {
+    //table list
     show_table_list(select_lex.top_join_list);
+
+    //item list
     auto item_it =
         List_iterator<Item>(const_cast<List<Item> &>(select_lex.item_list));
     for(;;) {

wrapper/reuse.hh

@@ -249,3 +249,4 @@ void
 loadFileNoEscapeLimitCount(std::string filename,
                  std::vector<std::string> &res,int limit);
 
+