def call(*args)

      bottom = stack_top

      load_onto_stack
        # load function on stack

      args.each { |arg| stack_push(arg) }
        # push arguments on stack

      pcall(bottom, args.length, nil, nil, nil)
    end
def call(*args)

      bottom = stack_top

      load_onto_stack
        # load function on stack

      args.each { |arg| stack_push(arg) }
        # push arguments on stack

      pcall(bottom, args.length, nil, nil, nil)
    end
Calls the Lua function.