//aasdl 生成器
import JSON;
namespace string;

class aasdl{
	ctor(external){
		return ..JSON.stringify( strip(external) );
	};
}

namespace aasdl{
    
    strip = function(external,p){
		if(!p) p = {};
		elseif(p[external]) return;
		else p[external] = 1;
	
    	var r  = {};
		for(k,v in external){
			if(v==owner) continue ;
			if(type(v)== type.function){
				r[k] = 1;
			}
			elseif(type(v)== type.table){
				r[k] = strip(v,p);
			}
		} 
		return r;	
    } 
}

/**intellisense()
string.aasdl(.(external) = 转换external对象为aasdl格式JSON文本
end intellisense**/