factor/core/search-dequeues/search-dequeues.factor

54 lines
1.3 KiB
Factor

! Copyright (C) 2008 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: accessors kernel assocs dequeues dlists hashtables ;
IN: search-dequeues
TUPLE: search-dequeue assoc dequeue ;
C: <search-dequeue> search-dequeue
: <hashed-dlist> ( -- search-dequeue )
0 <hashtable> <dlist> <search-dequeue> ;
M: search-dequeue dequeue-length dequeue>> dequeue-length ;
M: search-dequeue peek-front dequeue>> peek-front ;
M: search-dequeue peek-back dequeue>> peek-back ;
M: search-dequeue push-front*
2dup assoc>> at* [ 2nip ] [
drop
[ dequeue>> push-front* ] [ assoc>> ] 2bi
[ 2drop ] [ set-at ] 3bi
] if ;
M: search-dequeue push-back*
2dup assoc>> at* [ 2nip ] [
drop
[ dequeue>> push-back* ] [ assoc>> ] 2bi
[ 2drop ] [ set-at ] 3bi
] if ;
M: search-dequeue pop-front*
[ [ dequeue>> peek-front ] [ assoc>> ] bi delete-at ]
[ dequeue>> pop-front* ]
bi ;
M: search-dequeue pop-back*
[ [ dequeue>> peek-back ] [ assoc>> ] bi delete-at ]
[ dequeue>> pop-back* ]
bi ;
M: search-dequeue delete-node
[ dequeue>> delete-node ]
[ [ node-value ] [ assoc>> ] bi* delete-at ] 2bi ;
M: search-dequeue clear-dequeue
[ dequeue>> clear-dequeue ] [ assoc>> clear-assoc ] bi ;
M: search-dequeue dequeue-member?
assoc>> key? ;
INSTANCE: search-dequeue dequeue