Orchid-base uses task-local context.

Everything else is broken at the moment.

orchid-base/src/format.rs

@@ -3,6 +3,7 @@ use std::cmp::Ordering;
 use std::convert::Infallible;
 use std::future::Future;
 use std::iter;
+use std::marker::PhantomData;
 use std::rc::Rc;
 use std::str::FromStr;
 
@@ -11,7 +12,6 @@ use itertools::{Itertools, chain};
 use never::Never;
 use regex::Regex;
 
-use crate::interner::Interner;
 use crate::{api, match_mapping};
 
 #[derive(Clone, Debug, Hash, PartialEq, Eq)]
@@ -300,16 +300,15 @@ pub fn take_first(unit: &FmtUnit, bounded: bool) -> String {
 	fill_slots(&first.elements, &unit.subs, 0, bounded)
 }
 
-pub async fn take_first_fmt(v: &(impl Format + ?Sized), i: &Interner) -> String {
-	take_first(&v.print(&FmtCtxImpl { i }).await, false)
+pub async fn take_first_fmt(v: &(impl Format + ?Sized)) -> String {
+	take_first(&v.print(&FmtCtxImpl { _foo: PhantomData }).await, false)
 }
 
 pub struct FmtCtxImpl<'a> {
-	pub i: &'a Interner,
+	_foo: PhantomData<&'a ()>,
 }
 
 pub trait FmtCtx {
-	fn i(&self) -> &Interner;
 	// fn print_as(&self, p: &(impl Format + ?Sized)) -> impl Future<Output =
 	// String> where Self: Sized {
 	// 	async {
@@ -319,9 +318,7 @@ pub trait FmtCtx {
 	// 	}
 	// }
 }
-impl FmtCtx for FmtCtxImpl<'_> {
-	fn i(&self) -> &Interner { self.i }
-}
+impl FmtCtx for FmtCtxImpl<'_> {}
 
 pub trait Format {
 	#[must_use]
@@ -332,13 +329,10 @@ impl Format for Never {
 }
 
 /// Format with default strategy. Currently equal to [take_first_fmt]
-pub async fn fmt(v: &(impl Format + ?Sized), i: &Interner) -> String { take_first_fmt(v, i).await }
+pub async fn fmt(v: &(impl Format + ?Sized)) -> String { take_first_fmt(v).await }
 /// Format a sequence with default strategy. Currently equal to [take_first_fmt]
 pub async fn fmt_v<F: Format + ?Sized, R: Borrow<F>>(
 	v: impl IntoIterator<Item = R>,
-	i: &Interner,
 ) -> impl Iterator<Item = String> {
-	join_all(v.into_iter().map(|f| async move { take_first_fmt(f.borrow(), i).await }))
-		.await
-		.into_iter()
+	join_all(v.into_iter().map(|f| async move { take_first_fmt(f.borrow()).await })).await.into_iter()
 }