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assocs.extras: adding assoc-harvest and assoc-sift.

db4
John Benediktsson 2012-04-27 11:39:20 -07:00
parent d37e5192de
commit 3ace73ec00
1 changed files with 13 additions and 0 deletions
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extra/assocs/extras/extras.factor Normal file
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! Copyright (C) 2012 John Benediktsson
! See http://factorcode.org/license.txt for BSD license
USING: assocs kernel sequences ;
IN: assocs.extras
: assoc-harvest ( assoc -- assoc' )
[ nip empty? not ] assoc-filter ; inline
: assoc-sift ( assoc -- assoc' )
[ nip ] assoc-filter ; inline