half baked print_r in lua

gistfile1.txt

function pp (o)
    local typ = type(o)
    if typ == "boolean" or typ == "number" then
        return o
    elseif typ == "string" then
        return string.format( "%q", o)
    elseif typ == "table" then
        local t = { "{"}
        for k, v in pairs ( o ) do
            local nice = "[" .. pp(k) .. "]" .. " = " .. pp(v) .. ";"
            table.insert( t, nice )
        end
        table.insert( t, "}" )

        return table.concat( t, "\n")
    elseif typ == "function" then
        return string.dump(o)
    else
        error("Unknown type: " .. typ)
    end
end

print(pp({"1","a"}))
--print(pp(_G))