Correctly halts

orchid-std/src/macros/recur_state.rs

@@ -3,6 +3,7 @@ use std::fmt;
 use std::rc::Rc;
 
 use never::Never;
+use orchid_base::format::{FmtCtx, FmtUnit};
 use orchid_base::interner::Tok;
 use orchid_base::name::Sym;
 use orchid_extension::atom::Atomic;
@@ -56,4 +57,15 @@ impl OwnedAtom for RecurState {
 			Self::Recursive { .. } => Some(()),
 		})
 	}
+	async fn print_atom<'a>(&'a self, _: &'a (impl FmtCtx + ?Sized + 'a)) -> FmtUnit {
+		self.to_string().into()
+	}
+}
+impl fmt::Display for RecurState {
+	fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+		match self {
+			Self::Bottom => write!(f, "RecurState::Bottom"),
+			Self::Recursive { path, prev } => write!(f, "{path}\n{prev}"),
+		}
+	}
 }