Class: MongoMapper::Key

Inherits:
Object show all
Defined in:
lib/mongomapper/key.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*args) ⇒ Key

Returns a new instance of Key.



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# File 'lib/mongomapper/key.rb', line 5

def initialize(*args)
  options = args.extract_options!
  @name, @type = args.shift.to_s, args.shift
  self.options = (options || {}).symbolize_keys
  self.default_value = self.options.delete(:default)
end

Instance Attribute Details

#default_value ⇒ Object

Returns the value of attribute default_value.



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# File 'lib/mongomapper/key.rb', line 3

def default_value
  @default_value
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/mongomapper/key.rb', line 3

def name
  @name
end

#options ⇒ Object

Returns the value of attribute options.



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# File 'lib/mongomapper/key.rb', line 3

def options
  @options
end

#type ⇒ Object

Returns the value of attribute type.



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# File 'lib/mongomapper/key.rb', line 3

def type
  @type
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/mongomapper/key.rb', line 12

def ==(other)
  @name == other.name && @type == other.type
end

#embeddable? ⇒ Boolean

Returns:



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# File 'lib/mongomapper/key.rb', line 20

def embeddable?
  type.respond_to?(:embeddable?) && type.embeddable? ? true : false
end

#get(value) ⇒ Object 



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# File 'lib/mongomapper/key.rb', line 24

def get(value)
  if value.nil? && !default_value.nil?
    return default_value
  end
  
  type.from_mongo(value)
end

#set(value) ⇒ Object 



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# File 'lib/mongomapper/key.rb', line 16

def set(value)
  type.to_mongo(value)
end