Added support for defining macros in Rust within the macro system

Also fixed a lot of bugs

orchid-host/src/expr.rs

@@ -4,8 +4,8 @@ use std::num::NonZeroU64;
 use std::rc::{Rc, Weak};
 use std::{fmt, mem};
 
-use async_lock::RwLock;
 use futures::FutureExt;
+use futures_locks::RwLock;
 use itertools::Itertools;
 use orchid_base::error::OrcErrv;
 use orchid_base::format::{FmtCtx, FmtUnit, Format, Variants};
@@ -41,9 +41,9 @@ impl Expr {
 	pub async fn try_into_owned_atom(self) -> Result<AtomHand, Self> {
 		match Rc::try_unwrap(self.0) {
 			Err(e) => Err(Self(e)),
-			Ok(data) => match data.kind.into_inner() {
+			Ok(data) => match data.kind.try_unwrap().expect("This fields shouldn't be copied") {
 				ExprKind::Atom(a) => Ok(a),
-				inner => Err(Self(Rc::new(ExprData { kind: inner.into(), pos: data.pos }))),
+				inner => Err(Self(Rc::new(ExprData { kind: RwLock::new(inner), pos: data.pos }))),
 			},
 		}
 	}