# File cli/ruby-debug/commands/frame.rb, line 180 def help(cmd) s = if cmd == 'where' %{ w[here]\tdisplay stack frames } else %{ bt|backtrace\t\talias for where - display stack frames } end s += %{ Print the entire stack frame. Each frame is numbered, the most recent frame is 0. frame number can be referred to in the "frame" command; "up" and "down" add or subtract respectively to frame numbers shown. The position of the current frame is marked with -->. } end