CodeQL library for Python
codeql/python-all 0.8.2 ( changelog , source )

Predicate Make :: deltaClosed

Holds if there is a state q that can be reached from q1 along epsilon edges, such that there is a transition from q to q2 that consumes symbol s.

Import path

import codeql.regex.nfa.NfaUtils
predicate deltaClosed ( State q1 , InputSymbol s , State q2 )