TokenListArray.cpp

Go to the documentation of this file.

// ------------------------------------------------------------------------
// $RCSfile: TokenListArray.cpp,v $
// ------------------------------------------------------------------------
// $Revision: 1.1.1.1 $
// ------------------------------------------------------------------------
// Copyright: see Copyright.readme
// ------------------------------------------------------------------------
//
// Class TokenListArray:
//   A class used to parse a "token list array" attribute.
//
// ------------------------------------------------------------------------
//
// $Date: 2000/03/27 09:33:36 $
// $Author: Andreas Adelmann $
//
// ------------------------------------------------------------------------

#include "Attributes/TokenListArray.h"
#include "Attributes/Attributes.h"
#include "AbstractObjects/Expressions.h"
#include "Expressions/AValue.h"
#include "Utilities/OpalException.h"
#include <vector>

using namespace Expressions;


// Class TokenListArray
// ------------------------------------------------------------------------

namespace Attributes {

    TokenListArray::TokenListArray(const std::string &name, const std::string &help):
        AttributeHandler(name, help, 0)
    {}


    TokenListArray::~TokenListArray()
    {}


    const std::string &TokenListArray::getType() const {
        static const std::string type("token list array");
        return type;
    }


    void TokenListArray::parse(Attribute &attr, Statement &stat, bool) const {
        Attributes::setTokenListArray(attr, parseTokenListArray(stat));
    }


    void TokenListArray::parseComponent
    (Attribute &attr, Statement &statement, bool, int index) const {
        std::vector<std::list<Token> > array;

        if(AttributeBase *base = &attr.getBase()) {
            array = dynamic_cast<AValue<std::list<Token> > *>(base)->evaluate();
        }

        while(int(array.size()) < index) {
            array.push_back(std::list<Token>());
        }

        array[index - 1] = Expressions::parseTokenList(statement);
        Attributes::setTokenListArray(attr, array);
    }

};