module Byebug::FrameFunctions

def print_backtrace
  realsize = caller.drop_while {|e| e[/\(eval\)|byebug/] }.size
  if @state.context.stack_size != realsize
    errmsg "Warning, Byebug's stacksize (#{@state.context.stack_size}) is" \
           " incorrect (must be #{realsize}). This might be a bug in " \
           "byebug or ruby's debugging API's\n"
  end
  (0...realsize).each do |idx|
    print_frame(idx)
  end
end