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add with* assoc-each-with

db4
Doug Coleman 2008-01-10 16:55:38 -10:00
parent 9752e6da1d
commit f627598905
1 changed files with 22 additions and 0 deletions
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extra/combinators/lib/lib.factor
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@ -67,6 +67,28 @@ MACRO: napply ( n -- )
: map-with2 ( obj obj list quot -- newseq ) 2 map-withn ; inline
: 2with ( param1 param2 obj quot -- obj curry )
with with ; inline
: 3with ( param1 param2 param3 obj quot -- obj curry )
with with with ; inline
: with* ( obj assoc quot -- assoc curry )
swapd [ [ -rot ] dip call ] 2curry ; inline
: 2with* ( obj1 obj2 assoc quot -- assoc curry )
with* with* ; inline
: 3with* ( obj1 obj2 obj3 assoc quot -- assoc curry )
with* with* with* ; inline
: assoc-each-with ( obj assoc quot -- )
with* assoc-each ; inline
: assoc-map-with ( obj assoc quot -- assoc )
with* assoc-map ; inline
MACRO: nfirst ( n -- )
[ [ swap nth ] curry [ keep ] curry ] map concat [ drop ] compose ;