#include "__for.h"
#include "Exception.h"
#include <iostream>

namespace jet {

   __for::__for(coreutils::ZString &in, coreutils::MString &parentOut, Global &global, Tag *parent) : Tag(in, parentOut, global, parent, this) {
      double counter = 0.0f;   
      bool nameDefined = variableDefined("name");
      if(variableDefined("start")) {
	 resolveKeyword("start");
	 counter = variables["start"].asDouble();
	 variables["start"].reset();
      }
      if(variableDefined("end")) 
	resolveKeyword("end");
      else
	throw coreutils::Exception("for tag requires end keyword.");
      if(variableDefined("step")) 
	resolveKeyword("step");
      else
	throw coreutils::Exception("for tag requires step keyword.");
      for(double ix = counter; ix <= variables["end"].asDouble(); ix += variables["step"].asDouble()) {
	 variables["end"].reset();
	 variables["step"].reset();	 
	 if(nameDefined) 
	   variables[variables["name"]] = ix;	 
	 processContainer(container);
	 container.reset();
      }         
   }
   
}