@Override
    protected Match assignmentExpressionsMatch(@NotNull PsiAssignmentExpression assignmentExpression1,
                                               @NotNull PsiAssignmentExpression assignmentExpression2) {
      return EXACT_MISMATCH;
    }
@Override
    protected Match assignmentExpressionsMatch(@NotNull PsiAssignmentExpression assignmentExpression1,
                                               @NotNull PsiAssignmentExpression assignmentExpression2)