quasiquote method
Implementation
Parser<Cons> quasiquote() => seq2(
char('`'),
ref0(list),
).map2((_, list) => Cons(Name('quasiquote'), Cons(list, null)));
Parser<Cons> quasiquote() => seq2(
char('`'),
ref0(list),
).map2((_, list) => Cons(Name('quasiquote'), Cons(list, null)));