Module: StoreModel::Enum

Defined in:
lib/store_model/enum.rb

Overview

Allows defining Rails-like enums

Instance Method Summary collapse

Instance Method Details

#enum(name, values = nil, **kwargs) ⇒ Object

Defines new enum

Parameters:

  • name (String) —

    name of the enum to define

  • values (Object) (defaults to: nil)
  • kwargs (Object) 


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# File 'lib/store_model/enum.rb', line 11

def enum(name, values = nil, **kwargs)
  values ||= kwargs[:in] || kwargs

  ensure_hash(values).tap do |mapping|
    define_attribute(name, mapping, kwargs[:default])
    define_reader(name, mapping)
    define_writer(name, mapping)
    define_method("#{name}_value") { attributes[name.to_s] }
    define_method("#{name}_values") { mapping }
    define_predicate_methods(name, mapping)
  end
end