factor/library/inference/stack.factor

29 lines
861 B
Factor

! Copyright (C) 2004, 2005 Slava Pestov.
! See http://factor.sf.net/license.txt for BSD license.
IN: inference
USING: interpreter kernel namespaces words ;
\ >r [
f \ >r dataflow, [ 1 0 node-inputs ] extend
pop-d push-r
[ 0 1 node-outputs ] bind
] "infer" set-word-prop
\ r> [
f \ r> dataflow, [ 0 1 node-inputs ] extend
pop-r push-d
[ 1 0 node-outputs ] bind
] "infer" set-word-prop
: partial-eval ( word quot -- | quot: word -- )
>r f over dup "infer-effect" word-prop r> with-dataflow ;
: infer-shuffle ( word -- )
[ host-word ] partial-eval ;
\ drop [ 1 dataflow-drop, pop-d drop ] "infer" set-word-prop
\ dup [ \ dup infer-shuffle ] "infer" set-word-prop
\ swap [ \ swap infer-shuffle ] "infer" set-word-prop
\ over [ \ over infer-shuffle ] "infer" set-word-prop
\ pick [ \ pick infer-shuffle ] "infer" set-word-prop