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empty-heap


Vocabulary
persistent.heaps.private

Definition
IN: persistent.heaps.private

TUPLE: empty-heap ;


Methods
USING: persistent.heaps persistent.heaps.private ;

M: empty-heap pheap-peek empty-pheap ;


USING: kernel persistent.heaps persistent.heaps.private ;

M: empty-heap pheap-push drop <singleton-heap> ;


USING: kernel persistent.heaps.private ;

M: empty-heap sift-down
over singleton-heap?
[ singleton-sift-down ] [ <branch> ] if ;