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# File 'lib/modis/attribute.rb', line 23
def attribute(name, type = :string, options = {})
name = name.to_s
raise AttributeError, "Attribute with name '#{name}' has already been specified." if attributes.key?(name)
raise UnsupportedAttributeType, type unless TYPES.include?(type)
attributes[name] = options.update(type: type)
define_attribute_methods [name]
class_eval " def \#{name}\n attributes['\#{name}']\n end\n\n def \#{name}=(value)\n ensure_type('\#{name}', value)\n \#{name}_will_change! unless value == attributes['\#{name}']\n attributes['\#{name}'] = value\n end\n EOS\nend\n", __FILE__, __LINE__
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