(sort-pairs) ( i1 i2 seq quot accum -- )


Vocabulary
sorting.private

Inputs
i1an object
i2an object
seqan object
quotan object
accuman object


Outputs
None

Definition
USING: growable.private kernel math.order sequences
sequences.private ;

IN: sorting.private

: (sort-pairs) ( i1 i2 seq quot accum -- )
[ 2dup length = ] 2dip rot
[ [ drop nip nth-unsafe ] dip push-unsafe ] [
[
[ [ nth-unsafe ] curry bi@ ] dip 2keep rot +gt+ eq?
[ swap ] when
] dip [ push-unsafe ] curry bi@
] if ; inline