Module: Attributable

Defined in:
lib/attributable.rb,
lib/attributable/version.rb

Constant Summary collapse

VERSION = 
"0.0.3"

Instance Method Summary collapse

Instance Method Details

#attributes(*without_defaults, **with_defaults) ⇒ Object 



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# File 'lib/attributable.rb', line 4

def attributes(*without_defaults, **with_defaults)
  @predefined_attributes ||= {}
  @predefined_attributes = @predefined_attributes.merge(from(without_defaults, with_defaults))
  add_instance_methods(@predefined_attributes)
end

#specialises(clazz) ⇒ Object 



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# File 'lib/attributable.rb', line 10

def specialises(clazz)
  unless clazz.kind_of? Attributable
    fail ArgumentError, "specialisation requires a class that extends Attributable"
  end

  super_attributes = clazz.new.instance_variable_get(:@attributes)
  @predefined_attributes ||= {}
  @predefined_attributes = super_attributes.merge(@predefined_attributes)
  add_instance_methods(@predefined_attributes)
  @predefined_attributes
end