    @Test
    public void parseFunction() {

//        t2("a", "a", "");
        t2("a(b,c)", "a", "b,c");
        t2("abc(b,c,d(e,f))", "abc", "b,c,d(e,f)");
        //assertThrows(Throwable.class, () -> NestListParser.parseFunction("a,b,c"));
    }