Method calcDiff3LineListUsingAC

src/diff.cpp:205–262

Second step

// Second step
void Diff3LineList::calcDiff3LineListUsingAC(const DiffList* pDiffListAC)
{
    ////////////////
    // Now insert data from C using pDiffListAC

    Diff3LineList::iterator i3 = begin();
    LineRef lineA = 0;
    LineRef lineC = 0;

    for(Diff d: *pDiffListAC)
    {
        assert(d.diff1() <= limits<LineType>::max() && d.diff2() <= limits<LineType>::max());

        while(d.numberOfEquals() > 0)
        {
            Diff3Line d3l;

            // Find the corresponding lineA
            while(i3->getLineA() != lineA && i3 != end())
                ++i3;
            assert(i3 != end());

            i3->setLineC(lineC);
            i3->bAEqC = true;
            i3->bBEqC = i3->isEqualAB();

            d.adjustNumberOfEquals(-1);
            ++lineA;
            ++lineC;
            ++i3;
        }
        assert(i3 != end() || (d.diff1() == 0 && d.diff2() == 0));

        while(d.diff1() > 0 && d.diff2() > 0)
        {
            Diff3Line d3l;

            d3l.setLineC(lineC);
            insert(i3, d3l);
            d.adjustDiff1(-1);
            d.adjustDiff2(-1);
            ++lineA;
            ++lineC;
        }

        lineA += (LineRef)d.diff1();

        while(d.diff2() > 0)
        {
            Diff3Line d3l;

            d3l.setLineC(lineC);
            insert(i3, d3l);
            d.adjustDiff2(-1);
            ++lineC;
        }
    }
}