Class: Byebug::EnableCommand

Inherits:
Command
  • Object
show all
Defined in:
lib/byebug/commands/enable.rb

Constant Summary collapse

Subcommands = 
[
   ['breakpoints', 2, 'Enable specified breakpoints',
    'Give breakpoint numbers (separated by spaces) as arguments. This is ' \
    'used to cancel the effect of the "disable" command.'],
   ['display', 2,
    'Enable some expressions to be displayed when program stops',
    'Arguments are the code numbers of the expressions to resume '     \
    'displaying. Do "info display" to see the current list of code ' \
    'numbers.'],
  ].map do |name, min, short_help, long_help|
  SubcmdStruct.new(name, min, short_help, long_help)
end

Constants inherited from Command

Command::DEF_OPTIONS

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Command

commands, #find, inherited, #initialize, load_commands, #match, method_missing, options, #print_subcmds, register_setting_get, register_setting_set, register_setting_var, settings, settings_map

Constructor Details

This class inherits a constructor from Byebug::Command

Class Method Details

.help(args) ⇒ Object 



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# File 'lib/byebug/commands/enable.rb', line 96

def help(args)
  # specific subcommand help
  if args[1]
    subcmd = find(Subcommands, args[1])
    return "Invalid \"enable\" subcommand \"#{args[1]}\"." unless subcmd

    str = subcmd.short_help + '.'
    str += '\n' + subcmd.long_help if subcmd.long_help
    return str
  end

  # general help
  s = %{
    Enable some things.
    This is used to cancel the effect of the "disable" command.
    --
    List of enable subcommands:
    --
  }
  for subcmd in Subcommands do
    s += "enable #{subcmd.name} -- #{subcmd.short_help}\n"
  end
  return s
end

.help_command ⇒ Object 



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# File 'lib/byebug/commands/enable.rb', line 92

def help_command
  'enable'
end

Instance Method Details

#enable_breakpoints(args) ⇒ Object 



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# File 'lib/byebug/commands/enable.rb', line 83

def enable_breakpoints(args)
  enable_disable_breakpoints('Enable', args)
end

#enable_display(args) ⇒ Object 



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# File 'lib/byebug/commands/enable.rb', line 87

def enable_display(args)
  enable_disable_display('Enable', args)
end

#execute ⇒ Object 



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# File 'lib/byebug/commands/enable.rb', line 67

def execute
  if not @match[1]
    errmsg "\"enable\" must be followed by \"display\", \"breakpoints\" " \
           "or breakpoint numbers.\n"
  else
    args = @match[1].split(/[ \t]+/)
    param = args.shift
    subcmd = find(Subcommands, param)
    if subcmd
      send("enable_#{subcmd.name}", args)
    else
      send('enable_breakpoints', args.unshift(param))
    end
  end
end

#regexp ⇒ Object 



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# File 'lib/byebug/commands/enable.rb', line 63

def regexp
  /^\s* en(?:able)? (?:\s+(.*))?$/ix
end