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classes.tuple: switch to python's tuplehash(). Fixes #153.

db4
John Benediktsson 2011-10-02 13:48:04 -07:00
parent 4ad888b530
commit 195d5834d4
1 changed files with 9 additions and 9 deletions
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18
core/classes/tuple/tuple.factor
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@ -350,17 +350,17 @@ M: tuple clone (clone) ; inline
M: tuple equal? over tuple? [ tuple= ] [ 2drop f ] if ;
GENERIC: tuple-hashcode ( n tuple -- x )
M: tuple tuple-hashcode
: tuple-hashcode ( depth obj -- hash )
[
[ class hashcode ] [ tuple-size iota ] [ ] tri
[ rot ] dip [
swapd array-nth hashcode* sequence-hashcode-step
] 2curry each
] recursive-hashcode ;
[ drop 1000003 ] dip
[ class hashcode ] [ tuple-size ] bi
[ dup fixnum+fast 82520 fixnum+fast ] [ iota ] bi
] 2keep [
swapd array-nth hashcode* rot fixnum-bitxor
pick fixnum*fast [ [ fixnum+fast ] keep ] dip swap
] 2curry each drop nip 97531 fixnum+fast ; inline
M: tuple hashcode* tuple-hashcode ;
M: tuple hashcode* [ tuple-hashcode ] recursive-hashcode ;
M: tuple-class new
dup "prototype" word-prop [ (clone) ] [ tuple-layout <tuple> ] ?if ;