private void checkExitPoint() {
      final PsiElement element = PsiTreeUtil.getParentOfType(myExpression, PsiMethod.class, GrClosableBlock.class);
      if (element instanceof GrMethod method) {
        ControlFlowUtils.visitAllExitPoints(method.getBlock(), new ControlFlowUtils.ExitPointVisitor() {
          @Override
          public boolean visitExitPoint(Instruction instruction, @Nullable GrExpression returnValue) {
            if (returnValue == myExpression) {
              final PsiType returnType = method.getReturnType();
              if (returnType != null) {
                myResult = createSimpleSubTypeResult(returnType);
              }
              return false;
            }
            return true;
          }
        });
      }
    }
private void checkExitPoint()