Method: Cieloz::Helpers::ClassMethods#attrs_from

Defined in:
lib/cieloz/helpers.rb

#attrs_from(source, opts, *keys) ⇒ Object 



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# File 'lib/cieloz/helpers.rb', line 18

def attrs_from source, opts, *keys
  attrs = keys.map { |k|
    value_or_attr_name = opts[k] || k
    if value_or_attr_name.is_a? Symbol
      source.send value_or_attr_name if source.respond_to? value_or_attr_name
    else
      value_or_attr_name
    end
  }
  attrs.count == 1 ? attrs.first : attrs
end