Function pretty_print_declaration

tools/htmlify/to_xml.cpp:960–1135

// ----------------------------------------------------------------------------------------

string pretty_print_declaration (
    const std::vector<std::pair<int,string> >& decl
)
{
    string temp;
    long angle_count = 0;
    long paren_count = 0;

    if (decl.size() == 0)
        return temp;

    temp = decl[0].second;


    bool just_closed_template = false;
    bool in_template = false;
    bool last_was_scope_res = false;
    bool seen_operator = false;

    if (temp == "operator")
        seen_operator = true;

    for (unsigned long i = 1; i < decl.size(); ++i)
    {
        bool last_was_less_than = false;
        if (decl[i-1].first == tok_type::OTHER && decl[i-1].second == "<")
            last_was_less_than = true;


        if (decl[i].first == tok_type::OTHER && decl[i].second == "<" && 
            (decl[i-1].second != "operator" && ((i>1 && decl[i-2].second != "operator") || decl[i-1].second != "<") ))
            ++angle_count;

        if (decl[i-1].first == tok_type::KEYWORD && decl[i-1].second == "template" && 
            decl[i].first == tok_type::OTHER && decl[i].second == "<")
        {
            in_template = true;
            temp += " <\n    ";
        }
        else if (decl[i].first == tok_type::OTHER && decl[i].second == ">")
        {
            // don't count angle brackets when they are part of an operator 
            if (decl[i-1].second != "operator" && ((i>1 && decl[i-2].second != "operator") || decl[i-1].second != ">"))
                --angle_count;

            if (angle_count == 0 && in_template)
            {
                temp += "\n    >\n";
                just_closed_template = true;
                in_template = false;
            }
            else
            {
                temp += ">";
            }
        }
        else if (decl[i].first == tok_type::OTHER && decl[i].second == "<")
        {