Module: FinerStruct::Named

Defined in:
lib/finer_struct/named.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.build_class(superclass, attribute_names) ⇒ Object 



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# File 'lib/finer_struct/named.rb', line 15

def self.build_class(superclass, attribute_names)
  Class.new(superclass) do
    define_method(:attribute_names, -> { attribute_names })

    include Named
  end
end

Instance Method Details

#initialize(attributes = {}) ⇒ Object 



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# File 'lib/finer_struct/named.rb', line 5

def initialize(attributes = {})
  unknown_attributes = attributes.keys - attribute_names
  unless unknown_attributes.empty?
    raise(ArgumentError, "unknown attributes: #{unknown_attributes.join(', ')}")
  end

  nil_attributes = Hash[attribute_names.zip()]
  super(nil_attributes.merge!(attributes))
end