Class: Yae::Enum

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Defined in:
lib/yae/enum.rb

Class Method Summary collapse

Class Method Details

.define(key, value) ⇒ Object

Define an entry in the enum



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# File 'lib/yae/enum.rb', line 17

def define(key, value)
  @enum_store = {} unless enum_store
  enum_store[key] = value
end

.get(key, raises: true) ⇒ Object

Get the enum value



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# File 'lib/yae/enum.rb', line 23

def get(key, raises: true)
  return unless enum_store
  raises ? enum_store.fetch(key) : enum_store.fetch(key, nil)
end

.get_multiple(*keys, raises: true) ⇒ Object

Get multiple keys at once



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# File 'lib/yae/enum.rb', line 29

def get_multiple(*keys, raises: true)
  keys.map { |key| get(key, raises: raises) }
end

.include?(value) ⇒ Boolean

Check if value is used in enum

Returns:

  • (Boolean) 


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# File 'lib/yae/enum.rb', line 34

def include?(value)
  !!enum_store&.has_value?(value)
end

.inherited(subclass) ⇒ Object 



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

def inherited(subclass)
  subclass.instance_variable_set(:@enum_store, @enum_store.clone)
  super
end

.keyify(name) ⇒ Object

Convert a string to a enum key



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# File 'lib/yae/enum.rb', line 52

def keyify(name)
  name.gsub(%r{[\-\s/\\]}, "_").downcase.to_sym
end