diff --git a/.vscode/settings.json b/.vscode/settings.json
index dd3f21c4..25d9f828 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -10,12 +10,16 @@
     "fuzzer",
     "gmax",
     "heapless",
+    "Helloii",
+    "Hoexllo",
     "idlp",
     "idspan",
     "insta",
     "Itertools",
+    "Kleppmann",
     "lamports",
     "Leeeon",
+    "Liangrun",
     "LOGSTORE",
     "napi",
     "nextest",
@@ -28,6 +32,7 @@
     "reparent",
     "RUSTFLAGS",
     "smstring",
+    "Stewen",
     "thiserror",
     "tinyvec",
     "txns",
diff --git a/crates/loro-internal/src/diff_calc/tree.rs b/crates/loro-internal/src/diff_calc/tree.rs
index 322db93a..96f349c1 100644
--- a/crates/loro-internal/src/diff_calc/tree.rs
+++ b/crates/loro-internal/src/diff_calc/tree.rs
@@ -10,7 +10,6 @@ use crate::{
     dag::DagUtils,
     delta::{TreeDelta, TreeDeltaItem, TreeInternalDiff},
     event::InternalDiff,
-    history_cache::HasImportingCacheMark,
     state::TreeParentId,
     version::Frontiers,
     OpLog, VersionVector,
diff --git a/crates/loro/src/lib.rs b/crates/loro/src/lib.rs
index 1b260712..c267daa4 100644
--- a/crates/loro/src/lib.rs
+++ b/crates/loro/src/lib.rs
@@ -87,7 +87,7 @@ impl LoroDoc {
         LoroDoc { doc }
     }
 
-    /// Get the configureations of the document.
+    /// Get the configurations of the document.
     #[inline]
     pub fn config(&self) -> &Configure {
         self.doc.config()
@@ -103,7 +103,7 @@ impl LoroDoc {
     ///
     /// If enabled, the Unix timestamp will be recorded for each change automatically.
     ///
-    /// You can set each timestamp manually when commiting a change.
+    /// You can set each timestamp manually when committing a change.
     ///
     /// NOTE: Timestamps are forced to be in ascending order.
     /// If you commit a new change with a timestamp that is less than the existing one,
@@ -116,7 +116,7 @@ impl LoroDoc {
     /// Set the interval of mergeable changes, in milliseconds.
     ///
     /// If two continuous local changes are within the interval, they will be merged into one change.
-    /// The defualt value is 1000 seconds.
+    /// The default value is 1000 seconds.
     #[inline]
     pub fn set_change_merge_interval(&self, interval: i64) {
         self.doc.set_change_merge_interval(interval);
@@ -162,7 +162,7 @@ impl LoroDoc {
     /// > In a detached state, the document is not editable, and any `import` operations will be
     /// > recorded in the `OpLog` without being applied to the `DocState`.
     ///
-    /// You should call `attach` to attach the `DocState` to the lastest version of `OpLog`.
+    /// You should call `attach` to attach the `DocState` to the latest version of `OpLog`.
     #[inline]
     pub fn checkout(&self, frontiers: &Frontiers) -> LoroResult<()> {
         self.doc.checkout(frontiers)
diff --git a/crates/loro/tests/integration_test/undo_test.rs b/crates/loro/tests/integration_test/undo_test.rs
index e9e7e930..6f0897d5 100644
--- a/crates/loro/tests/integration_test/undo_test.rs
+++ b/crates/loro/tests/integration_test/undo_test.rs
@@ -1620,7 +1620,7 @@ fn undo_transform_cursor_position() -> anyhow::Result<()> {
     undo.undo(&doc)?;
 
     // Undo will create new "Hello". They have different IDs than the original ones.
-    // But the original cursors are binded on the original deleted text.
+    // But the original cursors are bound on the original deleted text.
     // So internally, the cursor positions are transformed.
 
     // The transformation should also consider the effect of the remote changes.
diff --git a/crates/loro/tests/loro_rust_test.rs b/crates/loro/tests/loro_rust_test.rs
index 76545d8e..23552d6b 100644
--- a/crates/loro/tests/loro_rust_test.rs
+++ b/crates/loro/tests/loro_rust_test.rs
@@ -516,7 +516,7 @@ fn prelim_support() -> LoroResult<()> {
     let map = root_map.insert_container("child_map", map)?;
     // `map` is now attached to the doc
     map.insert("1", "223")?; // "223" now presents in the json value of doc
-    let list = map.insert_container("list", LoroList::new())?; // creating subcontainer will be easier
+    let list = map.insert_container("list", LoroList::new())?; // creating sub-container will be easier
     assert_eq!(
         doc.get_deep_value().to_json_value(),
         json!({
@@ -831,8 +831,8 @@ fn get_out_of_bound_cursor() {
     text.get_cursor(5, loro_internal::cursor::Side::Right);
     let list = a.get_list("list");
     list.get_cursor(5, loro_internal::cursor::Side::Right);
-    let mlist = a.get_movable_list("list");
-    mlist.get_cursor(5, loro_internal::cursor::Side::Right);
+    let m_list = a.get_movable_list("list");
+    m_list.get_cursor(5, loro_internal::cursor::Side::Right);
 }
 
 #[test]