docs: public StubbedInvocationMatcher addAnswer(Answer answer, boolean isConsecutive, Strictness stubbingStrictness) {
          Invocation invocation = invocationForStubbing.getInvocation();
          mockingProgress().stubbingCompleted();
          if (answer instanceof ValidableAnswer) {
              ((ValidableAnswer) answer).validateFor(invocation);
          }
  
          synchronized (stubbed) {
              if (isConsecutive) {
                  stubbed.getFirst().addAnswer(answer);
              } else {
                  Strictness effectiveStrictness = stubbingStrictness != null ? stubbingStrictness : this.mockStrictness;
                  stubbed.addFirst(new StubbedInvocationMatcher(answer, invocationForStubbing, effectiveStrictness));
              }
              return stubbed.getFirst();
          }
      }