Module: WrapIt::DerivedAttributes::ClassMethods

Defined in:
lib/wrap_it/derived_attributes.rb

Overview

Class methods to include

Instance Method Summary collapse

Instance Method Details

#collect_derived(name, initial = [], method = :concat) ⇒ Object 



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# File 'lib/wrap_it/derived_attributes.rb', line 26

def collect_derived(name, initial = [], method = :concat)
  result = initial
  # if instance_variable_defined?(name)
  #  result = result.send(method, instance_variable_get(name))
  # end
  ancestors.each do |ancestor|
    break if ancestor == Object
    next unless ancestor.instance_variable_defined?(name)
    result = result.send(method, ancestor.instance_variable_get(name))
  end
  result
end

#get_derived(name) ⇒ Object 



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# File 'lib/wrap_it/derived_attributes.rb', line 16

def get_derived(name)
  return instance_variable_get(name) if instance_variable_defined?(name)
  ancestors.each do |ancestor|
    break if ancestor == Object
    next unless ancestor.instance_variable_defined?(name)
    return ancestor.instance_variable_get(name)
  end
  nil
end