3 references to IsNothing
System.Text.RegularExpressions (3)
System\Text\RegularExpressions\Symbolic\MatchingState.cs (1)
49internal bool IsDeadend(ISolver<TSet> solver) => Node.IsNothing(solver);
System\Text\RegularExpressions\Symbolic\SymbolicRegexNode.cs (2)
490if (left.IsAnyStar(builder._solver) || right.IsNothing(builder._solver) || left == right || (left.IsNullable && right.IsEpsilon)) 618if (other.IsNothing(builder._solver))