Class: QueueIt::Node

Inherits:
ApplicationRecord show all
Defined in:
app/models/queue_it/node.rb

Instance Method Summary collapse

Instance Method Details

#any? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/queue_it/node.rb', line 36

def any?
  kind == 'any'
end

#head? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/queue_it/node.rb', line 28

def head?
  kind == 'head'
end

#only_one_head ⇒ Object 



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# File 'app/models/queue_it/node.rb', line 16

def only_one_head
  if repeated_kind?('head')
    errors.add(:kind, 'There can not be more than 1 head node in each queue')
  end
end

#only_one_tail ⇒ Object 



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# File 'app/models/queue_it/node.rb', line 22

def only_one_tail
  if repeated_kind?('tail')
    errors.add(:kind, 'There can not be more than 1 tail node in each queue')
  end
end

#tail? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/queue_it/node.rb', line 32

def tail?
  kind == 'tail'
end