Module: Debugger::ShowFunctions

Defined in:
lib/ruby-debug/commands/show.rb

Overview

Mix-in module to showing settings

Instance Method Summary collapse

Instance Method Details

#show_setting(setting_name) ⇒ Object

:nodoc:



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# File 'lib/ruby-debug/commands/show.rb', line 4

def show_setting(setting_name)
  case setting_name
  when /^annotate$/
    Debugger.annotate ||= 0
    return pr("show.messages.annotation", level: Debugger.annotate)
  when /^args$/
    if Command.settings[:argv] and Command.settings[:argv].size > 0
      if defined?(Debugger::RDEBUG_SCRIPT)
        # rdebug was called initially. 1st arg is script name.
        args = Command.settings[:argv][1..-1].join(' ')
      else
        # rdebug wasn't called initially. 1st arg is not script name.
        args = Command.settings[:argv].join(' ')
      end
    else
      args = ''
    end
    return pr("show.messages.args", args: args)
  when /^autolist$/
    on_off = Command.settings[:autolist] > 0
    return pr("show.messages.general", setting: "autolist", status: show_onoff(on_off))
  when /^autoeval$/
    on_off = Command.settings[:autoeval]
    return pr("show.messages.general", setting: "autoeval", status: show_onoff(on_off))
  when /^autoreload$/
    on_off = Command.settings[:reload_source_on_change]
    return pr("show.messages.general", setting: "autoreload", status: show_onoff(on_off))
  when /^autoirb$/
    on_off = Command.settings[:autoirb] > 0
    return pr("show.messages.general", setting: "autoirb", status: show_onoff(on_off))
  when /^basename$/
    on_off = Command.settings[:basename]
    return pr("show.messages.general", setting: "basename", status: show_onoff(on_off))
  when /^callstyle$/
    style = Command.settings[:callstyle]
    return pr("show.messages.call_style", style: style)
  when /^commands(:?\s+(\d+))?$/
    if @state.interface.readline_support?
      s = '';
      args = @match[1].split
      if args[1]
        first_line = args[1].to_i - 4
        last_line  = first_line + 10 - 1
        if first_line > Readline::HISTORY.length
          first_line = last_line = Readline::HISTORY.length
        elsif first_line <= 0
          first_line = 1
        end
        if last_line > Readline::HISTORY.length
          last_line = Readline::HISTORY.length
        end
        i = first_line
        commands = Readline::HISTORY.to_a[first_line..last_line]
      else
        if Readline::HISTORY.length > 10
          commands = Readline::HISTORY.to_a[-10..-1]
          i = Readline::HISTORY.length - 10
        else
          commands = Readline::HISTORY.to_a
          i = 1
        end
      end
      commands.each do |cmd|
        s += ("%5d  %s\n" % [i, cmd])
        i += 1
      end
    else
      s = pr("show.errors.no_readline")
    end
    return s
  when /^debuggertesting$/
    on_off = Command.settings[:debuggertesting]
    return pr("show.messages.debuggertesting", status: show_onoff(on_off))
  when /^forcestep$/
    on_off = self.class.settings[:force_stepping]
    return pr("show.messages.general", setting: "force-stepping", status: show_onoff(on_off))
  when /^fullpath$/
    on_off = Command.settings[:full_path]
    return pr("show.messages.fullpath", status: show_onoff(on_off))
  when /^history(:?\s+(filename|save|size))?$/
    args = @match[1].split
    interface = @state.interface
    if args[1] 
      show_save = show_size = show_filename = false
      prefix = false
      if args[1] == "save"
        show_save = true
      elsif args[1] == "size"
        show_size = true
      elsif args[1] == "filename"
        show_filename = true
      end
    else
      show_save = show_size = show_filename = true
      prefix = true
    end
    s = []
    if show_filename
      s << pr("show.messages.history.filename", prefix: ("filename: " if prefix), filename: interface.histfile)
    end
    if show_save
      s << pr("show.messages.history.save", prefix: ("save: " if prefix), status: show_onoff(interface.history_save))
    end
    if show_size
      s << pr("show.messages.history.size", prefix: ("size: " if prefix), size: interface.history_length)
    end
    return s.join("")
  when /^linetrace$/
    on_off = Debugger.tracing
    return pr("show.messages.general", setting: "line tracing", status: show_onoff(on_off))
  when /^linetrace\+$/
    on_off = Command.settings[:tracing_plus]
    return pr("show.messages.tracing_plus.#{on_off ? "on" : "off"}")
  when /^listsize$/
    listlines = Command.settings[:listsize]
    return pr("show.messages.listsize", size: listlines)
  when /^port$/
    return pr("show.messages.port", port: Debugger::PORT)
  when /^trace$/
    on_off = Command.settings[:stack_trace_on_error]
    return pr("show.messages.general", setting: "Displaying stack trace", status: show_onoff(on_off))
  when /^version$/
    return pr("show.messages.version", version: Debugger::VERSION)
  when /^width$/
    return pr("show.messages.general", setting: "width", status: self.class.settings[:width])
  else
    return pr("show.errors.unknown_subcommand", name: setting_name)
  end
end