Class: Puppet::Settings::Values

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Defined in:
lib/puppet/settings.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, defaults) ⇒ Values

Returns a new instance of Values.



1392
1393
1394
1395
1396
 
# File 'lib/puppet/settings.rb', line 1392

def initialize(name, defaults)
  @name = name
  @values = {}
  @defaults = defaults
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



1390
1391
1392
 
# File 'lib/puppet/settings.rb', line 1390

def name
  @name
end

Instance Method Details

#inspect ⇒ Object 



1424
1425
1426
 
# File 'lib/puppet/settings.rb', line 1424

def inspect
  %Q{<#{self.class}:#{self.object_id} @name="#{@name}" @values="#{@values}">}
end

#set(name, value) ⇒ Object 



1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
 
# File 'lib/puppet/settings.rb', line 1401

def set(name, value)
  default = @defaults[name]

  if !default
    raise ArgumentError, _("Attempt to assign a value to unknown setting %{name}") % { name: name.inspect }
  end

  # This little exception-handling dance ensures that a hook is
  # able to check whether a value for itself has been explicitly
  # set, while still preserving the existing value if the hook
  # throws (as was existing behavior)
  old_value = @values[name]
  @values[name] = value
  begin
    if default.has_hook?
      default.handle(value)
    end
  rescue Exception => e
    @values[name] = old_value
    raise e
  end
end