class Cattri::AttributeRegistry

def define_attribute(name, value, **options, &block)

Raises:
  • (Cattri::AttributeError) - if the name is already defined

Returns:
  • (Array) - list of methods defined by this attribute

Other tags:
    Yield: - optional transformation block used as setter

Parameters:
  • options (Hash) -- attribute options (`:class`, `:final`, etc.)
  • value (Object, Proc, nil) -- default value or initializer
  • name (String, Symbol) -- the attribute name 
def define_attribute(name, value, **options, &block)
  name = name.to_sym
  validate_unique!(name)
  options_with_default = options.merge(default: value)
  attribute = Cattri::Attribute.new(
    name,
    defined_in: context.target,
    **options_with_default,
    &block
  )
  register_attribute(attribute)
  attribute.allowed_methods
end