Class: Enum::Base

Inherits:
BasicObject
Defined in:
lib/enum/base.rb

Class Method Summary collapse

Class Method Details

.all ⇒ Object 



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# File 'lib/enum/base.rb', line 16

def all
  history.to_a
end

.enum(t) ⇒ Object 



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# File 'lib/enum/base.rb', line 32

def enum(t)
  ts = t.to_sym
  store[index(t)]
end

.enums(*tokens) ⇒ Object 



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# File 'lib/enum/base.rb', line 28

def enums(*tokens)
  tokens.map { |token| enum(token) }
end

.exists(token) ⇒ Object 



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# File 'lib/enum/base.rb', line 37

def exists(token)
  unless history.include?(token.to_sym)
    raise(TokenNotFoundError, "token '#{token}'' not found in #{self}")
  end
end

.include?(token) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/enum/base.rb', line 24

def include?(token)
  history.include?(token.to_sym)
end

.index(token) ⇒ Object

translate(enum(t))

end



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# File 'lib/enum/base.rb', line 47

def index(token)
  exists(token)
  store.index do |h|
    key, value = h.first
    key == token.to_sym
  end
end

.indexes ⇒ Object 



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# File 'lib/enum/base.rb', line 20

def indexes
  (0...store.size).to_a
end

.inherited(child) ⇒ Object 



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# File 'lib/enum/base.rb', line 6

def inherited(child)
  return if self == Enum

  init_child_class(child)
end

.values(*ary) ⇒ Object 



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# File 'lib/enum/base.rb', line 12

def values(*ary)
  add_value(ary.first) if ary.first
end