Function inlineDiff

apps/lib/diff/diffwidget.cpp:677–716

};

static ChangePair inlineDiff(QStringView l, QStringView r)
{
    auto sitl = l.begin();
    auto sitr = r.begin();
    while (sitl != l.end() || sitr != r.end()) {
        if (*sitl != *sitr) {
            break;
        }
        ++sitl;
        ++sitr;
    }

    int lStart = std::distance(l.begin(), sitl);
    int rStart = std::distance(r.begin(), sitr);

    auto eitl = l.rbegin();
    auto eitr = r.rbegin();
    int lcount = l.size();
    int rcount = r.size();
    while (eitl != l.rend() || eitr != r.rend()) {
        if (*eitl != *eitr) {
            break;
        }
        // do not allow overlap
        if (lcount == lStart || rcount == rStart) {
            break;
        }
        --lcount;
        --rcount;
        ++eitl;
        ++eitr;
    }

    int lEnd = l.size() - std::distance(l.rbegin(), eitl);
    int rEnd = r.size() - std::distance(r.rbegin(), eitr);

    Change cl{.pos = lStart, .len = lEnd - lStart};
    Change cr{.pos = rStart, .len = rEnd - rStart};
    return {.left = cl, .right = cr};
}

// Struct representing a changed line in hunk
struct HunkChangedLine {