40 lines
1.0 KiB
Factor
40 lines
1.0 KiB
Factor
! Copyright (C) 2013 John Benediktsson
|
|
! See http://factorcode.org/license.txt for BSD license
|
|
|
|
USING: accessors assocs combinators hashtables
|
|
hashtables.wrapped kernel math math.hashcodes parser
|
|
vocabs.loader ;
|
|
|
|
IN: hashtables.numbers
|
|
|
|
TUPLE: number-wrapper < wrapped-key ;
|
|
|
|
C: <number-wrapper> number-wrapper
|
|
|
|
M: number-wrapper equal?
|
|
over number-wrapper?
|
|
[ [ underlying>> ] bi@ number= ]
|
|
[ 2drop f ] if ; inline
|
|
|
|
M: number-wrapper hashcode*
|
|
nip underlying>> number-hashcode ; inline
|
|
|
|
TUPLE: number-hashtable < wrapped-hashtable ;
|
|
|
|
: <number-hashtable> ( n -- shashtable )
|
|
<hashtable> number-hashtable boa ; inline
|
|
|
|
M: number-hashtable wrap-key drop <number-wrapper> ;
|
|
|
|
M: number-hashtable clone
|
|
underlying>> clone number-hashtable boa ; inline
|
|
|
|
: >number-hashtable ( assoc -- shashtable )
|
|
[ assoc-size <number-hashtable> ] keep assoc-union! ;
|
|
|
|
M: number-hashtable new-assoc drop <number-hashtable> ;
|
|
|
|
SYNTAX: NH{ \ } [ >number-hashtable ] parse-literal ;
|
|
|
|
{ "hashtables.numbers" "prettyprint" } "hashtables.numbers.prettyprint" require-when
|