diff --git a/version0.11/nasal_parser.h b/version0.11/nasal_parser.h
deleted file mode 100644
index 6f01e59..0000000
--- a/version0.11/nasal_parser.h
+++ /dev/null
@@ -1,918 +0,0 @@
-#ifndef __NASAL_PARSER_H__
-#define __NASAL_PARSER_H__
-
-#include <stack>
-#include <cstring>
-
-enum token_type
-{
-	__stack_end=1,
-	__equal,// =
-	__cmp_equal,__cmp_not_equal,// == !=
-	__cmp_less,__cmp_less_or_equal,// < <=
-	__cmp_more,__cmp_more_or_equal,// > >=
-	__and_operator,__or_operator,__nor_operator,// and or !
-	__add_operator,__sub_operator,// + -
-	__mul_operator,__div_operator,__link_operator,// * / ~
-	__add_equal,__sub_equal,// += -=
-	__mul_equal,__div_equal,__link_equal,// *= /= ~=
-	__left_brace,__right_brace,// {}
-	__left_bracket,__right_bracket,// []
-	__left_curve,__right_curve,// ()
-	__semi,__comma,__colon,__dot,// ; , : .
-
-	__var,__func,__return,
-	__if,__elsif,__else,
-	__id,__dynamic_id,
-	__continue,__break,
-	__for,__forindex,__foreach,__while,
-	//end of operators & reserve words
-	__two_operator,
-	__scalar,__data_list,
-	__number,__string,
-	__list,
-	__hash,
-	__hash_member,__hash_member_list,
-	__identifier,
-	__statement,__statements,
-	__function,
-	__call_function,
-	__call_list,
-	__call_hash,
-	__call,
-	__definition,__return_scalar,
-	__assignment,__pre_assignment,__assignment_operator,
-	__calculation,
-	__loop,
-	__choose,__if_choose,__elsif_choose,__else_choose,
-	__program
-};
-
-const int max_len=15;
-struct cmp_seq
-{
-	int tokens[max_len];
-	int res;
-};
-// must put in a reverse way
-cmp_seq par[]=
-{
-	{{__program,__statement},   __program},
-	{{__add_operator},__two_operator},
-	{{__sub_operator},__two_operator},
-	{{__mul_operator},__two_operator},
-	{{__div_operator},__two_operator},
-	{{__link_operator},__two_operator},
-	{{__and_operator},__two_operator},
-	{{__or_operator},__two_operator},
-	{{__cmp_equal},__two_operator},
-	{{__cmp_not_equal},__two_operator},
-	{{__cmp_less},__two_operator},
-	{{__cmp_less_or_equal},__two_operator},
-	{{__cmp_more},__two_operator},
-	{{__cmp_more_or_equal},__two_operator},
-	{{__add_equal},__assignment_operator},
-	{{__sub_equal},__assignment_operator},
-	{{__mul_equal},__assignment_operator},
-	{{__div_equal},__assignment_operator},
-	{{__link_equal},__assignment_operator},
-
-	{{__number},__scalar},
-	{{__string},__scalar},
-	{{__calculation},__scalar},
-
-	{{__call_list},__call},
-	{{__call_hash},__call},
-	{{__call_function},__call},
-
-	{{__id,__comma,__id},__data_list},
-	{{__id,__comma,__scalar},__data_list},
-	{{__id,__comma,__call},__data_list},
-	{{__id,__comma,__function},__data_list},
-	{{__id,__comma,__list},__data_list},
-	{{__id,__comma,__hash},__data_list},
-	{{__scalar,__comma,__id},__data_list},
-	{{__scalar,__comma,__scalar},__data_list},
-	{{__scalar,__comma,__call},__data_list},
-	{{__scalar,__comma,__function},__data_list},
-	{{__scalar,__comma,__list},__data_list},
-	{{__scalar,__comma,__hash},__data_list},
-	{{__call,__comma,__id},__data_list},
-	{{__call,__comma,__scalar},__data_list},
-	{{__call,__comma,__call},__data_list},
-	{{__call,__comma,__function},__data_list},
-	{{__call,__comma,__list},__data_list},
-	{{__call,__comma,__hash},__data_list},
-	{{__function,__comma,__id},__data_list},
-	{{__function,__comma,__scalar},__data_list},
-	{{__function,__comma,__call},__data_list},
-	{{__function,__comma,__function},__data_list},
-	{{__function,__comma,__list},__data_list},
-	{{__function,__comma,__hash},__data_list},
-	{{__list,__comma,__id},__data_list},
-	{{__list,__comma,__scalar},__data_list},
-	{{__list,__comma,__call},__data_list},
-	{{__list,__comma,__function},__data_list},
-	{{__list,__comma,__list},__data_list},
-	{{__list,__comma,__hash},__data_list},
-	{{__hash,__comma,__id},__data_list},
-	{{__hash,__comma,__scalar},__data_list},
-	{{__hash,__comma,__call},__data_list},
-	{{__hash,__comma,__function},__data_list},
-	{{__hash,__comma,__list},__data_list},
-	{{__hash,__comma,__hash},__data_list},
-	{{__data_list,__comma,__id},__data_list},
-	{{__data_list,__comma,__scalar},__data_list},
-	{{__data_list,__comma,__call},__data_list},
-	{{__data_list,__comma,__function},__data_list},
-	{{__data_list,__comma,__list},__data_list},
-	{{__data_list,__comma,__hash},__data_list},
-
-	{{__id,__colon,__id},__hash_member},
-	{{__scalar,__colon,__id},__hash_member},
-	{{__call,__colon,__id},__hash_member},
-	{{__list,__colon,__id},__hash_member},
-	{{__hash,__colon,__id},__hash_member},
-	{{__right_brace,__left_brace,__colon,__id},__hash_member},
-	{{__function,__colon,__id},__hash_member},
-
-	{{__hash_member,__comma,__hash_member},__hash_member_list},
-	{{__hash_member_list,__comma,__hash_member},__hash_member_list},
-
-	{{__right_bracket,__left_bracket},__list},
-	{{__right_bracket,__id,__left_bracket},__list},
-	{{__right_bracket,__scalar,__left_bracket},__list},
-	{{__right_bracket,__call,__left_bracket},__list},
-	{{__right_bracket,__function,__left_bracket},__list},
-	{{__right_bracket,__data_list,__left_bracket},__list},
-
-	{{__right_brace,__hash_member,__left_brace},__hash},
-	{{__right_brace,__hash_member_list,__left_brace},__hash},
-
-	{{__list,__id},__call_list},
-	{{__list,__call},__call_list},
-	{{__right_bracket,__hash_member,__left_bracket,__id},__call_list},
-	{{__right_bracket,__hash_member,__left_bracket,__call},__call_list},
-	{{__right_bracket,__colon,__id,__left_bracket,__id},__call_list},
-	{{__right_bracket,__colon,__scalar,__left_bracket,__id},__call_list},
-	{{__right_bracket,__colon,__call,__left_bracket,__id},__call_list},
-	{{__right_bracket,__colon,__id,__left_bracket,__call},__call_list},
-	{{__right_bracket,__colon,__scalar,__left_bracket,__call},__call_list},
-	{{__right_bracket,__colon,__call,__left_bracket,__call},__call_list},
-
-	{{__id,__dot,__id},__call_hash},
-	{{__id,__dot,__call},__call_hash},
-	{{__scalar,__dot,__id},__call_hash},
-	{{__scalar,__dot,__call},__call_hash},
-	{{__call,__dot,__id},__call_hash},
-	{{__call,__dot,__call},__call_hash},
-
-	{{__right_curve,__left_curve,__id},__call_function},
-	{{__right_curve,__id,__left_curve,__id},__call_function},
-	{{__right_curve,__scalar,__left_curve,__id},__call_function},
-	{{__right_curve,__call,__left_curve,__id},__call_function},
-	{{__right_curve,__list,__left_curve,__id},__call_function},
-	{{__right_curve,__hash,__left_curve,__id},__call_function},
-	{{__right_curve,__function,__left_curve,__id},__call_function},
-	{{__right_curve,__data_list,__left_curve,__id},__call_function},
-
-	{{__id,__two_operator,__id},__calculation},
-	{{__id,__two_operator,__scalar},__calculation},
-	{{__id,__two_operator,__call},__calculation},
-	{{__scalar,__two_operator,__id},__calculation},
-	{{__scalar,__two_operator,__scalar},__calculation},
-	{{__scalar,__two_operator,__call},__calculation},
-	{{__call,__two_operator,__id},__calculation},
-	{{__call,__two_operator,__scalar},__calculation},
-	{{__call,__two_operator,__call},__calculation},
-	{{__id,__nor_operator},__calculation},
-	{{__scalar,__nor_operator},__calculation},
-	{{__call,__nor_operator},__calculation},
-	{{__right_curve,__id,__left_curve},__calculation},
-	{{__right_curve,__scalar,__left_curve},__calculation},
-	{{__right_curve,__call,__left_curve},__calculation},
-	
-	{{__semi,__id,__return},__return_scalar},
-	{{__semi,__scalar,__return},__return_scalar},
-	{{__semi,__call,__return},__return_scalar},
-	{{__semi,__function,__return},__return_scalar},
-	{{__semi,__list,__return},__return_scalar},
-	{{__semi,__hash,__return},__return_scalar},
-	{{__semi,__return},__return_scalar},
-	
-	{{__right_brace,__left_brace,__func},__function},
-	{{__right_brace,__statement,__left_brace,__func},__function},
-	
-	{{__right_brace,__left_brace,__right_curve,__left_curve,__func},__function},
-	{{__right_brace,__statement,__left_brace,__right_curve,__left_curve,__func},__function},
-	
-	{{__right_brace,__left_brace,__right_curve,__id,__left_curve,__func},__function},
-	{{__right_brace,__statement,__left_brace,__right_curve,__id,__left_curve,__func},__function},
-	{{__right_brace,__left_brace,__right_curve,__scalar,__left_curve,__func},__function},
-	{{__right_brace,__statement,__left_brace,__right_curve,__scalar,__left_curve,__func},__function},
-	{{__right_brace,__left_brace,__right_curve,__call,__left_curve,__func},__function},
-	{{__right_brace,__statement,__left_brace,__right_curve,__call,__left_curve,__func},__function},
-	{{__right_brace,__left_brace,__right_curve,__list,__left_curve,__func},__function},
-	{{__right_brace,__statement,__left_brace,__right_curve,__list,__left_curve,__func},__function},
-	{{__right_brace,__left_brace,__right_curve,__hash,__left_curve,__func},__function},
-	{{__right_brace,__statement,__left_brace,__right_curve,__hash,__left_curve,__func},__function},
-	{{__right_brace,__left_brace,__right_curve,__function,__left_curve,__func},__function},
-	{{__right_brace,__statement,__left_brace,__right_curve,__function,__left_curve,__func},__function},
-	{{__right_brace,__left_brace,__right_curve,__dynamic_id,__left_curve,__func},__function},
-	{{__right_brace,__statement,__left_brace,__right_curve,__dynamic_id,__left_curve,__func},__function},
-	{{__right_brace,__left_brace,__right_curve,__data_list,__left_curve,__func},__function},
-	{{__right_brace,__statement,__left_brace,__right_curve,__data_list,__left_curve,__func},__function},
-	
-	{{__right_brace,__left_brace,__right_curve,__id,__left_curve,__if},__choose},
-	{{__right_brace,__left_brace,__right_curve,__scalar,__left_curve,__if},__choose},
-	{{__right_brace,__left_brace,__right_curve,__call,__left_curve,__if},__choose},
-	{{__right_brace,__statement,__left_brace,__right_curve,__id,__left_curve,__if},__choose},
-	{{__right_brace,__statement,__left_brace,__right_curve,__scalar,__left_curve,__if},__choose},
-	{{__right_brace,__statement,__left_brace,__right_curve,__call,__left_curve,__if},__choose},
-	{{__right_brace,__left_brace,__right_curve,__id,__left_curve,__if,__else},__choose},
-	{{__right_brace,__left_brace,__right_curve,__scalar,__left_curve,__if,__else},__choose},
-	{{__right_brace,__left_brace,__right_curve,__call,__left_curve,__if,__else},__choose},
-	{{__right_brace,__statement,__left_brace,__right_curve,__id,__left_curve,__if,__else},__choose},
-	{{__right_brace,__statement,__left_brace,__right_curve,__scalar,__left_curve,__if,__else},__choose},
-	{{__right_brace,__statement,__left_brace,__right_curve,__call,__left_curve,__if,__else},__choose},
-	{{__right_brace,__left_brace,__right_curve,__id,__left_curve,__elsif},__choose},
-	{{__right_brace,__left_brace,__right_curve,__scalar,__left_curve,__elsif},__choose},
-	{{__right_brace,__left_brace,__right_curve,__call,__left_curve,__elsif},__choose},
-	{{__right_brace,__statement,__left_brace,__right_curve,__id,__left_curve,__elsif},__choose},
-	{{__right_brace,__statement,__left_brace,__right_curve,__scalar,__left_curve,__elsif},__choose},
-	{{__right_brace,__statement,__left_brace,__right_curve,__call,__left_curve,__elsif},__choose},
-	{{__right_brace,__left_brace,__else},__choose},
-	{{__right_brace,__statement,__left_brace,__else},__choose},
-	
-	{{__semi,__id,__equal,__id,__var},__definition},
-	{{__semi,__right_brace,__left_brace,__equal,__id,__var},__definition},
-	{{__semi,__scalar,__equal,__id,__var},__definition},
-	{{__semi,__call,__equal,__id,__var},__definition},
-	{{__semi,__function,__equal,__id,__var},__definition},
-	{{__semi,__list,__equal,__id,__var},__definition},
-	{{__semi,__hash,__equal,__id,__var},__definition},
-	{{__semi,__id,__var},__definition},
-	
-	{{__id,__equal,__id},__pre_assignment},
-	{{__scalar,__equal,__id},__pre_assignment},
-	{{__call,__equal,__id},__pre_assignment},
-	{{__function,__equal,__id},__pre_assignment},
-	{{__list,__equal,__id},__pre_assignment},
-	{{__hash,__equal,__id},__pre_assignment},
-	{{__id,__equal,__call},__pre_assignment},
-	{{__scalar,__equal,__call},__pre_assignment},
-	{{__call,__equal,__call},__pre_assignment},
-	{{__function,__equal,__call},__pre_assignment},
-	{{__list,__equal,__call},__pre_assignment},
-	{{__hash,__equal,__call},__pre_assignment},
-	{{__id,__assignment_operator,__id},__pre_assignment},
-	{{__scalar,__assignment_operator,__id},__pre_assignment},
-	{{__call,__assignment_operator,__id},__pre_assignment},
-	{{__id,__assignment_operator,__call},__pre_assignment},
-	{{__scalar,__assignment_operator,__call},__pre_assignment},
-	{{__call,__assignment_operator,__call},__pre_assignment},
-	{{__semi,__pre_assignment},__assignment},
-	
-	{{__right_brace,__left_brace,__right_curve,__id,__left_curve,__while},__loop},
-	{{__right_brace,__left_brace,__right_curve,__scalar,__left_curve,__while},__loop},
-	{{__right_brace,__left_brace,__right_curve,__call,__left_curve,__while},__loop},
-	{{__right_brace,__statement,__left_brace,__right_curve,__id,__left_curve,__while},__loop},
-	{{__right_brace,__statement,__left_brace,__right_curve,__scalar,__left_curve,__while},__loop},
-	{{__right_brace,__statement,__left_brace,__right_curve,__call,__left_curve,__while},__loop},
-	{{__right_brace,__left_brace,__right_curve,__id,__statement,__left_curve,__forindex},__loop},
-	{{__right_brace,__left_brace,__right_curve,__call,__statement,__left_curve,__forindex},__loop},
-	{{__right_brace,__left_brace,__right_curve,__list,__statement,__left_curve,__forindex},__loop},
-	{{__right_brace,__statement,__left_brace,__right_curve,__id,__statement,__left_curve,__forindex},__loop},
-	{{__right_brace,__statement,__left_brace,__right_curve,__call,__statement,__left_curve,__forindex},__loop},
-	{{__right_brace,__statement,__left_brace,__right_curve,__list,__statement,__left_curve,__forindex},__loop},
-	{{__right_brace,__left_brace,__right_curve,__id,__statement,__left_curve,__foreach},__loop},
-	{{__right_brace,__left_brace,__right_curve,__call,__statement,__left_curve,__foreach},__loop},
-	{{__right_brace,__left_brace,__right_curve,__list,__statement,__left_curve,__foreach},__loop},
-	{{__right_brace,__statement,__left_brace,__right_curve,__id,__statement,__left_curve,__foreach},__loop},
-	{{__right_brace,__statement,__left_brace,__right_curve,__call,__statement,__left_curve,__foreach},__loop},
-	{{__right_brace,__statement,__left_brace,__right_curve,__list,__statement,__left_curve,__foreach},__loop},
-	{{__right_brace,__left_brace,__right_curve,__pre_assignment,__statement,__left_curve,__for},__loop},
-	{{__right_brace,__statement,__left_brace,__right_curve,__pre_assignment,__statement,__left_curve,__for},__loop},
-	
-	{{__semi,__id,__semi},__semi},
-	{{__semi,__call,__semi},__semi},
-	{{__semi,__scalar,__semi},__semi},
-	{{__semi,__list,__semi},__semi},
-	{{__semi,__hash,__semi},__semi},
-	{{__semi,__semi},__semi},
-	{{__semi,__id,__right_brace},__right_brace},
-	{{__semi,__call,__right_brace},__right_brace},
-	{{__semi,__scalar,__right_brace},__right_brace},
-	{{__semi,__list,__right_brace},__right_brace},
-	{{__semi,__hash,__right_brace},__right_brace},
-	{{__semi,__id,__left_brace},__left_brace},
-	{{__semi,__call,__left_brace},__left_brace},
-	{{__semi,__scalar,__left_brace},__left_brace},
-	{{__semi,__list,__left_brace},__left_brace},
-	{{__semi,__hash,__left_brace},__left_brace},
-	{{__semi,__id,__left_curve},__left_curve},
-	{{__semi,__call,__left_curve},__left_curve},
-	{{__semi,__scalar,__left_curve},__left_curve},
-	{{__semi,__list,__left_curve},__left_curve},
-	{{__semi,__hash,__left_curve},__left_curve},
-	
-	{{__return_scalar},__statement},
-	{{__semi,__continue},__statement},
-	{{__semi,__break},__statement},
-	{{__statement,__statement},__statement},
-	{{__loop},__statement},
-	{{__choose},__statement},
-	{{__definition},__statement},
-	{{__assignment},__statement},
-};
-int num_of_par=sizeof(par)/sizeof(cmp_seq);
-
-void print_token(int type)
-{
-	std::string context="";
-	switch(type)
-	{
-		case __stack_end:
-			context="#";
-			break;
-		case __equal:
-			context="=";
-			break;
-		case __cmp_equal:
-			context="==";
-			break;
-		case __cmp_not_equal:
-			context="!=";
-			break;
-		case __cmp_less:
-			context="<";
-			break;
-		case __cmp_less_or_equal:
-			context="<=";
-			break;
-		case __cmp_more:
-			context=">";
-			break;
-		case __cmp_more_or_equal:
-			context=">=";
-			break;
-		case __and_operator:
-			context="and";
-			break;
-		case __or_operator:
-			context="or";
-			break;
-		case __nor_operator:
-			context="!";
-			break;
-		case __add_operator:
-			context="+";
-			break;
-		case __sub_operator:
-			context="-";
-			break;
-		case __mul_operator:
-			context="*";
-			break;
-		case __div_operator:
-			context="/";
-			break;
-		case __link_operator:
-			context="~";
-			break;
-		case __add_equal:
-			context="+=";
-			break;
-		case __sub_equal:
-			context="-=";
-			break;
-		case __mul_equal:
-			context="*=";
-			break;
-		case __div_equal:
-			context="/=";
-			break;
-		case __link_equal:
-			context="~=";
-			break;
-		case __left_brace:
-			context="{";
-			break;
-		case __right_brace:
-			context="}";
-			break;
-		case __left_bracket:
-			context="[";
-			break;
-		case __right_bracket:
-			context="]";
-			break;
-		case __left_curve:
-			context="(";
-			break;
-		case __right_curve:
-			context=")";
-			break;
-		case __semi:
-			context=";";
-			break;
-		case __comma:
-			context=",";
-			break;
-		case __colon:
-			context=":";
-			break;
-		case __dot:
-			context=".";
-			break;
-		case __var:
-			context="var";
-			break;
-		case __func:
-			context="func";
-			break;
-		case __id:
-			context="id";
-			break;
-		case __dynamic_id:
-			context="id...";
-			break;
-		case __number:
-			context="number";
-			break;
-		case __string:
-			context="string";
-			break;
-		case __continue:
-			context="continue";
-			break;
-		case __break:
-			context="break";
-			break;
-		case __for:
-			context="for";
-			break;
-		case __forindex:
-			context="forindex";
-			break;
-		case __foreach:
-			context="foreach";
-			break;
-		case __while:
-			context="while";
-			break;
-		case __if:
-			context="if";
-			break;
-		case __elsif:
-			context="elsif";
-			break;
-		case __else:
-			context="else";
-			break;
-		case __return:
-			context="return";
-			break;
-		case __scalar:
-			context="scalar";
-			break;
-		case __list:
-			context="list";
-			break;
-		case __hash:
-			context="hash";
-			break;
-		case __hash_member:
-			context="hash_member";
-			break;
-		case __identifier:
-			context="identifier";
-			break;
-		case __statement:
-			context="statement";
-			break;
-		case __statements:
-			context="statements";
-			break;
-		case __function:
-			context="function";
-			break;
-		case __call_function:
-			context="call_func";
-			break;
-		case __call_list:
-			context="call_list";
-			break;
-		case __call_hash:
-			context="call_hash";
-			break;
-		case __definition:
-			context="definition;";
-			break;
-		case __assignment:
-			context="assignment;";
-			break;
-		case __calculation:
-			context="calc";
-			break;
-		case __loop:
-			context="loop";
-			break;
-		case __choose:
-			context="choose";
-			break;
-		case __if_choose:
-			context="if_choose";
-			break;
-		case __elsif_choose:
-			context="else_if_choose";
-			break;
-		case __else_choose:
-			context="else_choose";
-			break;
-		case __program:
-			context="program";
-			break;
-		
-		case __call:
-			context="call";
-			break;
-		case __data_list:
-			context="datas";
-			break;
-		case __hash_member_list:
-			context="hash_members";
-			break;
-		case __pre_assignment:
-			context="pre_assignment";
-			break;
-		case __two_operator:
-			context="operator";
-			break;
-		case __assignment_operator:
-			context="operator";
-			break;
-		case __return_scalar:
-			context="return_scl;";
-			break;
-		default:
-			context="unknown_type";
-			break;
-	}
-	std::cout<<context;
-	return;
-}
-
-struct parse_unit
-{
-	int line;
-	int type;
-};
-class PDA
-{
-	private:
-		std::stack<parse_unit> main_stack;
-		std::stack<parse_unit> comp_stack;
-	public:
-		void set_stack_empty()
-		{
-			while(!main_stack.empty())
-				main_stack.pop();
-			while(!comp_stack.empty())
-				comp_stack.pop();
-			parse_unit temp;
-			temp.line=0;
-			temp.type=__stack_end;
-			main_stack.push(temp);
-			temp.type=__var;
-			main_stack.push(temp);
-			temp.type=__id;
-			main_stack.push(temp);
-			temp.type=__semi;
-			main_stack.push(temp);
-			
-			temp.type=__stack_end;
-			comp_stack.push(temp);
-			temp.type=__program;
-			comp_stack.push(temp);
-		}
-		void stack_input(std::stack<parse_unit>& temp)
-		{
-			set_stack_empty();
-			while(!temp.empty())
-			{
-				main_stack.push(temp.top());
-				temp.pop();
-			}
-			return;
-		}
-		void print_stack(std::stack<parse_unit>& temp)
-		{
-			std::stack<parse_unit> t;
-			while(!temp.empty())
-			{
-				t.push(temp.top());
-				print_token(t.top().type);
-				std::cout<<" ";
-				temp.pop();
-			}
-			while(!t.empty())
-			{
-				temp.push(t.top());
-				t.pop();
-			}
-			return;
-		}
-		void print_main_and_comp()
-		{
-			std::cout<<">>[Main stack] ";
-			print_stack(main_stack);
-			std::cout<<std::endl<<">>[Comp stack] ";
-			print_stack(comp_stack);
-			std::cout<<std::endl;
-			return;
-		}
-		bool reducable()
-		{
-			std::stack<parse_unit> temp;
-			for(int i=0;i<num_of_par;++i)
-			{
-				for(int j=max_len-1;j>=0;--j)
-				{
-					if(!par[i].tokens[j])
-						continue;
-					// if par[i].tokens[j] is 0 then continue until the tokens[j] is not 0
-					temp.push(comp_stack.top());
-					comp_stack.pop();
-					if((par[i].tokens[j]!=temp.top().type) || (comp_stack.empty() && par[i].tokens[j]))
-					{
-						while(!temp.empty())
-						{
-							comp_stack.push(temp.top());
-							temp.pop();
-						}
-						break;
-					}
-					if((par[i].tokens[j]==temp.top().type) && (j==0))
-					{
-						parse_unit t;
-						t.line=temp.top().line;
-						t.type=par[i].res;
-						comp_stack.push(t);
-						return true;
-					}
-				}
-			}
-			return false;
-		}
-		void print_error()
-		{
-			int cnt_line=0;
-			while(!comp_stack.empty())
-			{
-				if((comp_stack.top().type!=__program) && (comp_stack.top().type!=__stack_end))
-				{
-					if(cnt_line!=comp_stack.top().line)
-					{
-						cnt_line=comp_stack.top().line;
-						std::cout<<std::endl<<"line "<<cnt_line<<"    ";
-					}
-					print_token(comp_stack.top().type);
-					std::cout<<" ";
-				}
-				comp_stack.pop();
-			}
-			std::cout<<std::endl;
-			return;
-		}
-		void main_comp_progress(bool show) // show is used to print parser stack 
-		{
-			if(show)
-				print_main_and_comp();
-			while(main_stack.top().type!=__stack_end)
-			{
-				comp_stack.push(main_stack.top());
-				main_stack.pop();
-				if((comp_stack.top().type==__left_curve) && ((main_stack.top().type==__id) || (main_stack.top().type==__if) || (main_stack.top().type==__elsif) || (main_stack.top().type==__while) || (main_stack.top().type==__func)))
-				{
-					comp_stack.push(main_stack.top());
-					main_stack.pop();
-				}
-				else if((comp_stack.top().type==__id) && (main_stack.top().type==__var))
-				{
-					comp_stack.push(main_stack.top());
-					main_stack.pop();
-				}
-				else if(((comp_stack.top().type==__sub_operator) || (comp_stack.top().type==__add_operator)) && (main_stack.top().type!=__id) && (main_stack.top().type!=__right_curve) && (main_stack.top().type!=__right_bracket))
-				{
-					parse_unit t;
-					t.line=comp_stack.top().line;
-					t.type=__number;
-					main_stack.push(t);
-				}
-				if((comp_stack.top().type==__if) && (main_stack.top().type==__else))
-				{
-					comp_stack.push(main_stack.top());
-					main_stack.pop();
-				}
-				if(show)
-					print_main_and_comp();
-				while(1)
-				{
-					if(!reducable())
-						break;
-					if(show)
-						print_main_and_comp();
-				}
-			}
-			if(comp_stack.top().type==__program)
-			{
-				comp_stack.pop();
-				if(comp_stack.top().type==__stack_end)
-					std::cout<<">>[Parse] 0 error(s)."<<std::endl;
-				else
-				{
-					std::cout<<">>[Parse] Error:";
-					print_error();
-				}
-			}
-			else
-			{
-				std::cout<<">>[Parse] Error:";
-				print_error();
-			}
-			std::cout<<">>[Parse] Complete checking."<<std::endl;
-			return;
-		}
-};
-
-class nasal_parser
-{
-	private:
-		std::stack<parse_unit> parser;
-	public:
-		void parse_process(std::list<token>& lexer,bool show)
-		{
-			while(!parser.empty())
-				parser.pop();
-			for(std::list<token>::iterator i=lexer.begin();i!=lexer.end();++i)
-			{
-				parse_unit temp_parse;
-				temp_parse.line=(*i).line;
-				if(((*i).content=="var") || ((*i).content=="func") || ((*i).content=="return") || ((*i).content=="nil") || ((*i).content=="continue") || ((*i).content=="break") || ((*i).content=="and") || ((*i).content=="or"))
-				{
-					if((*i).content=="var")
-						temp_parse.type=__var;
-					else if((*i).content=="func")
-						temp_parse.type=__func;
-					else if((*i).content=="return")
-						temp_parse.type=__return;
-					else if((*i).content=="nil")
-						temp_parse.type=__number;
-					else if((*i).content=="continue")
-						temp_parse.type=__continue;
-					else if((*i).content=="break")
-						temp_parse.type=__break;
-					else if((*i).content=="and")
-						temp_parse.type=__and_operator;
-					else if((*i).content=="or")
-						temp_parse.type=__or_operator;
-				}
-				else if((*i).type==IDENTIFIER)
-				{
-					temp_parse.type=__id;
-				}
-				else if((*i).type==DYNAMIC_ID)
-				{
-					temp_parse.type=__dynamic_id;
-				}
-				else if(((*i).content=="for") || ((*i).content=="foreach") || ((*i).content=="while") || ((*i).content=="forindex"))
-				{
-					if((*i).content=="for")
-						temp_parse.type=__for;
-					else if((*i).content=="forindex")
-						temp_parse.type=__forindex;
-					else if((*i).content=="foreach")
-						temp_parse.type=__foreach;
-					else if((*i).content=="while")
-						temp_parse.type=__while;
-				}
-				else if(((*i).content=="if") || ((*i).content=="else") || ((*i).content=="elsif"))
-				{
-					if((*i).content=="if")
-						temp_parse.type=__if;
-					else if((*i).content=="else")
-						temp_parse.type=__else;
-					else if((*i).content=="elsif")
-						temp_parse.type=__elsif;
-				}
-				else if(((*i).content=="==") || ((*i).content=="!=") || ((*i).content==">") || ((*i).content==">=") || ((*i).content=="<") || ((*i).content=="<="))
-				{
-					if((*i).content=="==")
-						temp_parse.type=__cmp_equal;
-					else if((*i).content=="!=")
-						temp_parse.type=__cmp_not_equal;
-					else if((*i).content==">")
-						temp_parse.type=__cmp_more;
-					else if((*i).content==">=")
-						temp_parse.type=__cmp_more_or_equal;
-					else if((*i).content=="<")
-						temp_parse.type=__cmp_less;
-					else if((*i).content=="<=")
-						temp_parse.type=__cmp_less_or_equal;
-				}
-				else if(((*i).content==";") || ((*i).content==",") || ((*i).content=="=") || ((*i).content==":") || ((*i).content=="."))
-				{
-					if((*i).content==";")
-						temp_parse.type=__semi;
-					else if((*i).content==",")
-						temp_parse.type=__comma;
-					else if((*i).content=="=")
-						temp_parse.type=__equal;
-					else if((*i).content==":")
-						temp_parse.type=__colon;
-					else if((*i).content==".")
-						temp_parse.type=__dot;
-				}
-				else if(((*i).type==NUMBER) || ((*i).type==STRING))
-				{
-					if((*i).type==NUMBER)
-						temp_parse.type=__number;
-					else if((*i).type==STRING)
-						temp_parse.type=__string;
-				}
-				else if(((*i).content=="+") || ((*i).content=="-") || ((*i).content=="*") || ((*i).content=="/") || ((*i).content=="~") || ((*i).content=="!"))
-				{
-					if((*i).content=="+")
-						temp_parse.type=__add_operator;
-					else if((*i).content=="-")
-						temp_parse.type=__sub_operator;
-					else if((*i).content=="*")
-						temp_parse.type=__mul_operator;
-					else if((*i).content=="/")
-						temp_parse.type=__div_operator;
-					else if((*i).content=="~")
-						temp_parse.type=__link_operator;
-					else if((*i).content=="!")
-						temp_parse.type=__nor_operator;
-				}
-				else if(((*i).content=="+=") || ((*i).content=="-=") || ((*i).content=="*=") || ((*i).content=="/=") || ((*i).content=="~="))
-				{
-					if((*i).content=="+=")
-						temp_parse.type=__add_equal;
-					else if((*i).content=="-=")
-						temp_parse.type=__sub_equal;
-					else if((*i).content=="*=")
-						temp_parse.type=__mul_equal;
-					else if((*i).content=="/=")
-						temp_parse.type=__div_equal;
-					else if((*i).content=="~=")
-						temp_parse.type=__link_equal;
-				}
-				else if(((*i).content=="(") || ((*i).content==")") || ((*i).content=="[") || ((*i).content=="]") || ((*i).content=="{") || ((*i).content=="}"))
-				{
-					char c=(*i).content[0];
-					switch(c)
-					{
-						case '(':
-							temp_parse.type=__left_curve;
-							break;
-						case ')':
-							temp_parse.type=__right_curve;
-							break;
-						case '[':
-							temp_parse.type=__left_bracket;
-							break;
-						case ']':
-							temp_parse.type=__right_bracket;
-							break;
-						case '{':
-							temp_parse.type=__left_brace;
-							break;
-						case '}':
-							temp_parse.type=__right_brace;
-							break;
-					}
-				}
-				parser.push(temp_parse);//push this into stack
-			}
-			if(parser.empty())
-			{
-				std::cout<<">>[Warning] Empty lexer."<<std::endl;
-				std::cout<<">>[Parse] Complete checking."<<std::endl;
-				return;
-			}
-			std::stack<parse_unit> temp;
-			while(!parser.empty())
-			{
-				temp.push(parser.top());
-				parser.pop();
-			}
-			PDA automata;
-			automata.stack_input(temp);
-			automata.main_comp_progress(show);
-			return;
-		}
-};
-
-#endif