Files
orchid/orchid-std/src/macros/macro_lib.rs
2026-03-27 23:50:58 +01:00

85 lines
3.3 KiB
Rust

use orchid_base::sym;
use orchid_extension::gen_expr::{call, new_atom};
use orchid_extension::tree::{GenMember, fun, prefix};
use orchid_extension::{TAtom, exec};
use crate::macros::mactree::MacTree;
use crate::macros::resolve::resolve;
use crate::macros::utils::{build_macro, mactree, mactreev};
use crate::{HomoTpl, UntypedTuple};
pub async fn gen_macro_lib() -> Vec<GenMember> {
prefix("macros", [
fun(true, "resolve", async |tpl: TAtom<MacTree>| resolve(tpl.own().await).await),
prefix("common", [
build_macro(None, ["..", "_", "="]).finish(),
build_macro(Some(1), ["+"])
.rule(mactreev!("...$" lhs 1 macros::common::+ "...$" rhs 0), [async |[lhs, rhs]| {
call(sym!(std::ops::add::resolve), (resolve(lhs).await, resolve(rhs).await)).await
}])
.finish(),
build_macro(Some(1), ["-"])
.rule(mactreev!("...$" lhs 1 macros::common::- "...$" rhs 0), [async |[lhs, rhs]| {
call(sym!(std::ops::sub::resolve), (resolve(lhs).await, resolve(rhs).await)).await
}])
.finish(),
build_macro(Some(2), ["*"])
.rule(mactreev!("...$" lhs 1 macros::common::* "...$" rhs 0), [async |[lhs, rhs]| {
call(sym!(std::ops::mul::resolve), (resolve(lhs).await, resolve(rhs).await)).await
}])
.finish(),
build_macro(Some(2), ["/"])
.rule(mactreev!("...$" lhs 1 macros::common::/ "...$" rhs 0), [async |[lhs, rhs]| {
call(sym!(std::ops::div::resolve), (resolve(lhs).await, resolve(rhs).await)).await
}])
.finish(),
build_macro(Some(2), ["%"])
.rule(mactreev!("...$" lhs 1 macros::common::% "...$" rhs 0), [async |[lhs, rhs]| {
call(sym!(std::ops::mod::resolve), (resolve(lhs).await, resolve(rhs).await)).await
}])
.finish(),
build_macro(Some(3), ["."])
.rule(mactreev!("...$" lhs 1 macros::common::. "...$" rhs 0), [async |[lhs, rhs]| {
call(sym!(std::ops::get::resolve), (resolve(lhs).await, resolve(rhs).await)).await
}])
.finish(),
build_macro(None, ["comma_list", ","])
.rule(
mactreev!(macros::common::comma_list ( "...$" head 0 macros::common::, "...$" tail 1)),
[async |[head, tail]| {
exec(async |mut h| {
let recur = resolve(mactree!(macros::common::comma_list "push" tail ;)).await;
let mut tail = h.exec::<HomoTpl<TAtom<MacTree>>>(recur).await?;
tail.0.insert(0, h.exec(new_atom(head)).await?);
Ok(tail)
})
.await
}],
)
.rule(mactreev!(macros::common::comma_list ( "...$" final_tail 0 )), [async |[tail]| {
HomoTpl(vec![new_atom(tail)])
}])
.rule(mactreev!(macros::common::comma_list()), [async |[]| UntypedTuple(Vec::new())])
.finish(),
build_macro(None, ["semi_list", ";"])
.rule(
mactreev!(macros::common::semi_list ( "...$" head 0 macros::common::; "...$" tail 1)),
[async |[head, tail]| {
exec(async |mut h| {
let recur = resolve(mactree!(macros::common::semi_list "push" tail ;)).await;
let mut tail = h.exec::<HomoTpl<TAtom<MacTree>>>(recur).await?;
tail.0.insert(0, h.exec(new_atom(head)).await?);
Ok(tail)
})
.await
}],
)
.rule(mactreev!(macros::common::semi_list ( "...$" final_tail 0 )), [async |[tail]| {
HomoTpl(vec![new_atom(tail)])
}])
.rule(mactreev!(macros::common::semi_list()), [async |[]| UntypedTuple(Vec::new())])
.finish(),
]),
])
}