CodeQL library for Python
codeql/python-all 0.12.1 (changelog, source)

Predicate Make::PrefixConstruction::prefix

Gets a string for which the regular expression will reach state.

Has at most one result for any given state. This predicate will not always have a result even if there is a ReDoS issue in the regular expression.

Import path

import codeql.regex.nfa.NfaUtils
string prefix(State state)