Module: MongoMapper::Finders

Included in:
Associations::ManyDocumentsProxy
Defined in:
lib/mongo_mapper.rb

Instance Method Summary collapse

Instance Method Details

#dynamic_find(finder, args) ⇒ Object 



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# File 'lib/mongo_mapper.rb', line 66

def dynamic_find(finder, args)
  attributes = {}
  finder.attributes.each_with_index do |attr, index|
    attributes[attr] = args[index]
  end
  
  options = args.extract_options!.merge(attributes)
  result  = find(finder.finder, options)

  if result.nil?
    if finder.bang
      raise DocumentNotFound, "Couldn't find Document with #{attributes.inspect} in collection named #{collection.name}"
    end

    if finder.instantiator
      self.send(finder.instantiator, attributes)
    end
  else
    result
  end
end