class Prct07::List
Attributes
cabeza[RW]
tail[RW]
Public Instance Methods
each() { |value| ... }
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# File lib/prct07/bibliografia.rb, line 60 def each temp = @cabeza while (temp != @tail) do yield temp.value temp = temp.next end end
pop()
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# File lib/prct07/bibliografia.rb, line 80 def pop() if (@cabeza != tail) aux = @cabeza @cabeza = @cabeza.next @cabeza.anterior = nil aux.next = nil aux.value else @cabeza = nil @tail = nil end end
pop_final()
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# File lib/prct07/bibliografia.rb, line 104 def pop_final if (@cabeza != @tail) aux = @tail @tail = @tail.anterior @tail.next = nil aux.anterior = nil aux.value else @cabeza = nil @tail = nil end end
push(nodo)
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# File lib/prct07/bibliografia.rb, line 68 def push(nodo) if @cabeza == nil @cabeza = nodo @tail = nodo else nodo.next = @cabeza @cabeza.anterior = nodo @cabeza = nodo nodo.anterior = nil end end
push_final(nodo)
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# File lib/prct07/bibliografia.rb, line 93 def push_final(nodo) if @tail == nil @tail = nodo @cabeza = nodo else @tail.next = nodo nodo.anterior = @tail @tail = nodo end end