find-transitions ( dfa-state nfa -- next-dfa-state )


Vocabulary
regexp.dfa

Inputs
dfa-statean object
nfaan object


Outputs
next-dfa-statean object


Definition
USING: accessors assocs kernel regexp.ast regexp.classes
sequences sets ;

IN: regexp.dfa

: find-transitions ( dfa-state nfa -- next-dfa-state )
transitions>>
[ at keys [ condition-states ] map concat ] curry gather
[ tagged-epsilon? ] reject ;