feat: pin

Cargo.toml

@@ -1,2 +1,6 @@
 [workspace]
 members = ["crates/*"]
+
+
+[profile.release]
+lto = true

crates/loro-core/Cargo.toml

@@ -13,3 +13,4 @@ smartstring = "1.0.1"
 fxhash = "0.2.1"
 ring = "0.16.20"
 moveit = "0.5.0"
+pin-project = "1.0.10"

crates/loro-core/src/lib.rs

@@ -2,6 +2,7 @@
 //!
 //!
 #![allow(dead_code, unused_imports, clippy::explicit_auto_deref)]
+#![feature(const_pin)]
 
 pub mod change;
 pub mod configure;

crates/loro-core/src/log_store.rs

@@ -1,5 +1,6 @@
 mod iter;
-use std::{collections::BinaryHeap, pin::Pin, ptr::NonNull};
+use pin_project::pin_project;
+use std::{collections::BinaryHeap, marker::PhantomPinned, pin::Pin, ptr::NonNull};
 
 use fxhash::FxHashMap;
 use moveit::New;
@@ -37,6 +38,7 @@ impl Default for GcConfig {
 
 /// Entry of the loro inner state.
 /// This is a self-referential structure. So it need to be pinned.
+#[pin_project]
 pub struct LogStore {
     changes: FxHashMap<ClientID, RleVec<Change, ChangeMergeCfg>>,
     cfg: Configure,
@@ -47,6 +49,8 @@ pub struct LogStore {
 
     /// CRDT container manager
     pub(crate) container: ContainerManager,
+
+    _pin: PhantomPinned,
 }
 
 impl LogStore {
@@ -63,9 +67,12 @@ impl LogStore {
                 store: NonNull::dangling(),
             },
             frontier: Default::default(),
+            _pin: PhantomPinned,
         });
 
-        this.container.store = NonNull::new(this.as_mut().get_mut() as *mut _).unwrap();
+        let p = this.as_ref().get_ref();
+        let p = p as *const _ as *mut LogStore;
+        this.container.store = unsafe { NonNull::new_unchecked(p) };
         this
     }