class Pry::Command::JumpTo

def process(break_level)
  break_level = break_level.to_i
  nesting_level = _pry_.binding_stack.size - 1
  case break_level
  when nesting_level
    output.puts "Already at nesting level #{nesting_level}"
  when (0...nesting_level)
    _pry_.binding_stack.slice!(break_level + 1, _pry_.binding_stack.size)
  else
    max_nest_level = nesting_level - 1
    output.puts "Invalid nest level. Must be between 0 and #{max_nest_level}. Got #{break_level}."
  end
end