Class: CalendariumRomanum::Enum

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

Overview

Utility class for definition of enumerated “types”

Direct Known Subclasses

Colours, Data, Ranks, Seasons

Class Attribute Summary collapse

Class Method Summary collapse

Class Attribute Details

.all ⇒ Object (readonly)

Returns the value of attribute all.



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# File 'lib/calendarium-romanum/enum.rb', line 25

def all
  @all
end

Class Method Details

.values(index_by: nil) ⇒ Object 



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# File 'lib/calendarium-romanum/enum.rb', line 9

def values(index_by: nil)
  defined?(@indexed) && raise(RuntimeError.new('initialized repeatedly'))

  @indexed = {}
  @all = yield.freeze

  @all.each_with_index do |val, i|
    val.freeze

    key = index_by ? val.public_send(index_by) : i
    @indexed[key] = val
  end

  @indexed.freeze
end