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remove >r r> from regexp

db4
Doug Coleman 2008-11-22 23:01:24 -06:00
parent b00156bc85
commit afc97627f9
3 changed files with 4 additions and 3 deletions
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3
basis/regexp/dfa/dfa.factor
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@ -43,7 +43,8 @@ IN: regexp.dfa
dupd pop dup pick find-transitions rot
[
[ [ find-closure ] 2keep nip dupd add-todo-state ] 3keep
>r swapd transition make-transition r> dfa-table>> add-transition
[ swapd transition make-transition ] dip
dfa-table>> add-transition
] curry with each
new-transitions
] if-empty ;

2
basis/regexp/parser/parser.factor
View File

@ -225,7 +225,7 @@ ERROR: invalid-range a b ;
: handle-left-brace ( -- )
parse-repetition
>r 2dup [ [ 0 < [ invalid-range ] when ] when* ] bi@ r>
[ 2dup [ [ 0 < [ invalid-range ] when ] when* ] bi@ ] dip
[
2dup and [ from-m-to-n ]
[ [ nip at-most-n ] [ at-least-n ] if* ] if

2
basis/regexp/transition-tables/transition-tables.factor
View File

@ -40,7 +40,7 @@ TUPLE: transition-table transitions start-state final-states ;
2dup [ to>> ] dip maybe-initialize-key
[ [ to>> ] [ obj>> ] [ from>> ] tri ] dip
2dup at* [ 2nip insert-at ]
[ drop >r >r H{ } clone [ insert-at ] keep r> r> set-at ] if ;
[ drop [ H{ } clone [ insert-at ] keep ] 2dip set-at ] if ;
: add-transition ( transition transition-table -- )
transitions>> set-transition ;