class Byebug::Context

def stack_size(byebug_frames = false)
  backtrace = Thread.current.backtrace_locations(0)
  return 0 unless backtrace
  unless byebug_frames
    backtrace = backtrace.drop_while { |l| !ignored(l.path) }
                         .drop_while { |l|  ignored(l.path) }
                         .take_while { |l| !ignored(l.path) }
  end
  backtrace.size
end