# File cli/ruby-debug/commands/continue.rb, line 11
    def execute
      if @match[1] && !@state.context.dead?
        filename = File.expand_path(@state.file)
        line_number = get_int(@match[1], "Continue", 0, nil, 0)
        return unless line_number
        unless LineCache.trace_line_numbers(filename).member?(line_number)
          errmsg("Line %d is not a stopping point in file \"%s\".\n", 
                 line_number, filename) 
          return
        end
        @state.context.set_breakpoint(filename, line_number)
      end
      @state.proceed
    end