1 ! Copyright (C) 2013 John Benediktsson
2 ! See http://factorcode.org/license.txt for BSD license
4 USING: accessors combinators hash-sets hash-sets.wrapped kernel
5 parser sequences sets vocabs.loader ;
7 IN: hash-sets.sequences
9 TUPLE: sequence-wrapper < wrapped-key ;
11 C: <sequence-wrapper> sequence-wrapper
13 M: sequence-wrapper equal?
14 over sequence-wrapper?
15 [ [ underlying>> ] bi@ sequence= ]
16 [ 2drop f ] if ; inline
18 M: sequence-wrapper hashcode*
19 underlying>> [ sequence-hashcode ] recursive-hashcode ; inline
21 TUPLE: sequence-hash-set < wrapped-hash-set ;
23 : <sequence-hash-set> ( n -- shash-set )
24 <hash-set> sequence-hash-set boa ; inline
26 M: sequence-hash-set wrap-key drop <sequence-wrapper> ;
28 M: sequence-hash-set clone
29 underlying>> clone sequence-hash-set boa ; inline
31 : >sequence-hash-set ( members -- shash-set )
32 [ <sequence-wrapper> ] map >hash-set sequence-hash-set boa ;
34 SYNTAX: SHS{ \ } [ >sequence-hash-set ] parse-literal ;
36 { "hash-sets.sequences" "prettyprint" } "hash-sets.sequences.prettyprint" require-when