Method: List#push

Defined in:
lib/nutrientes/list.rb

#push(nodo) ⇒ Object

Inserts a node at the beginning of the list

Parameters:

  • nodo (Object) —

    node to insert

Returns:

  • nil



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# File 'lib/nutrientes/list.rb', line 54

def push(nodo) 
    if @size == 0 then
        @head = nodo
        @tail = nodo
    else
        @tail.nodo[:next_] = nodo
        nodo.nodo[:prev_] = @tail
        @tail = nodo
    end
    @size += 1
end