def __invert__()

in elasticsearch/dsl/query.py [0:0]

• 13 lines of code
• 7 McCabe index (conditional complexity)

    def __invert__(self) -> Query:
        # Because an empty Bool query is treated like
        # MatchAll the inverse should be MatchNone
        if not any(chain(self.must, self.filter, self.should, self.must_not)):
            return MatchNone()

        negations: List[Query] = []
        for q in chain(self.must, self.filter):
            negations.append(~q)

        for q in self.must_not:
            negations.append(q)

        if self.should and self._min_should_match:
            negations.append(Bool(must_not=self.should[:]))

        if len(negations) == 1:
            return negations[0]
        return Bool(should=negations)