Table to string

roblox_typeof = typeof or type;
roblox_typeof_new = {
    BrickColor = true,
    Color3 = true,
    Vector2 = true,
    Vector3 = true,
    CFrame = true,
    Region3 = true,
    UDim2 = true
};

push_and_clone = function (tbl, val)
    local clone = {};

    for k, v in next, tbl do
        clone[k] = v;
    end;

    clone [#clone + 1] = val;
    return clone;
end;

table_to_string = function (tbl, index, path)
    local index = index or 1;
    local path = path or {};
    local output = (getmetatable (tbl) == nil and '' or '[METATABLE]') .. '{\n';

    for i, v in next, path do
        if (v == tbl and i ~= #path) then
            return '[Circular Reference]';
        end;
    end;

    for k, v in next, tbl do
        output = output .. string.rep ('\t', index) .. '[';

        if (roblox_typeof (k) == 'table') then
            output = output .. table_to_string (k, 1, push_and_clone (path, k));
        elseif (roblox_typeof (k) == 'string') then
            output = output .. '"' .. k .. '"';
        elseif (roblox_typeof_new [roblox_typeof (k)]) then
            output = output .. roblox_typeof (k) .. '.new (' .. tostring(v) .. ')'
        else
            output = output .. tostring (k);
        end;

        output = output .. '] = ';

        if (roblox_typeof (v) == 'table') then
            output = output .. table_to_string (v, index + 1, push_and_clone (path, v));
        elseif (roblox_typeof (v) == 'string') then
            output = output .. '"' .. v .. '"';
        elseif (roblox_typeof_new [roblox_typeof (v)]) then
            output = output .. roblox_typeof (v) .. '.new (' .. tostring(v) .. ')'
        else
            output = output .. tostring (v);
        end;

        output = output .. '\n';
    end;

    return output .. string.rep ('\t', math.max (index - 1, 0)) .. '};';
end;