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grouping: circular-slice shouldn't be a subclass of slice since that thwarts method inlining

db4
Joe Groff 2010-02-26 13:20:47 -08:00
parent 49768413fe
commit dfd99199a3
1 changed files with 11 additions and 2 deletions
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13
basis/grouping/grouping.factor
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@ -1,7 +1,8 @@
! Copyright (C) 2005, 2010 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: kernel math math.order strings arrays vectors sequences
sequences.private accessors fry combinators.short-circuit ;
sequences.private accessors fry combinators.short-circuit
combinators ;
IN: grouping
<PRIVATE
@ -114,7 +115,15 @@ INSTANCE: sliced-clumps abstract-clumps
: all-eq? ( seq -- ? ) [ eq? ] monotonic? ;
TUPLE: circular-slice < slice ;
TUPLE: circular-slice
{ from read-only }
{ to read-only }
{ seq read-only } ;
INSTANCE: circular-slice virtual-sequence
M: circular-slice equal? over slice? [ sequence= ] [ 2drop f ] if ;
M: circular-slice hashcode* [ sequence-hashcode ] recursive-hashcode ;
M: circular-slice length [ to>> ] [ from>> ] bi - ; inline
M: circular-slice virtual-exemplar seq>> ; inline
M: circular-slice virtual@
[ from>> + ] [ seq>> ] bi [ length slice-mod ] keep ; inline