diff --git a/packages/persistent-merkle-tree/src/node.ts b/packages/persistent-merkle-tree/src/node.ts
index 0f6294f1..54525875 100644
--- a/packages/persistent-merkle-tree/src/node.ts
+++ b/packages/persistent-merkle-tree/src/node.ts
@@ -81,10 +81,6 @@ export class BranchNode extends Node {
     return hashObjectToUint8Array(this.rootHashObject);
   }
 
-  isLeaf(): boolean {
-    return false;
-  }
-
   get left(): Node {
     return this._left;
   }
@@ -92,12 +88,32 @@ export class BranchNode extends Node {
   get right(): Node {
     return this._right;
   }
+
+  isLeaf(): boolean {
+    return false;
+  }
 }
 
 /**
  * An immutable binary merkle tree node that has no children
  */
 export class LeafNode extends Node {
+  get rootHashObject(): HashObject {
+    return this;
+  }
+
+  get root(): Uint8Array {
+    return hashObjectToUint8Array(this);
+  }
+
+  get left(): Node {
+    throw Error("LeafNode has no left node");
+  }
+
+  get right(): Node {
+    throw Error("LeafNode has no right node");
+  }
+
   static fromRoot(root: Uint8Array): LeafNode {
     return this.fromHashObject(uint8ArrayToHashObject(root));
   }
@@ -130,26 +146,10 @@ export class LeafNode extends Node {
     return LeafNode.fromHashObject(this);
   }
 
-  get rootHashObject(): HashObject {
-    return this;
-  }
-
-  get root(): Uint8Array {
-    return hashObjectToUint8Array(this);
-  }
-
   isLeaf(): boolean {
     return true;
   }
 
-  get left(): Node {
-    throw Error("LeafNode has no left node");
-  }
-
-  get right(): Node {
-    throw Error("LeafNode has no right node");
-  }
-
   writeToBytes(data: Uint8Array, start: number, size: number): void {
     // TODO: Optimize
     data.set(this.root.slice(0, size), start);
diff --git a/packages/persistent-merkle-tree/src/tree.ts b/packages/persistent-merkle-tree/src/tree.ts
index 2638b1f4..fbb1997b 100644
--- a/packages/persistent-merkle-tree/src/tree.ts
+++ b/packages/persistent-merkle-tree/src/tree.ts
@@ -30,10 +30,10 @@ export class Tree {
   }
 
   /**
-   * Create a `Tree` from a `Proof` object
+   * The root hash of the tree
    */
-  static createFromProof(proof: Proof): Tree {
-    return new Tree(createNodeFromProof(proof));
+  get root(): Uint8Array {
+    return this.rootNode.root;
   }
 
   /**
@@ -68,10 +68,10 @@ export class Tree {
   }
 
   /**
-   * The root hash of the tree
+   * Create a `Tree` from a `Proof` object
    */
-  get root(): Uint8Array {
-    return this.rootNode.root;
+  static createFromProof(proof: Proof): Tree {
+    return new Tree(createNodeFromProof(proof));
   }
 
   /**
diff --git a/packages/persistent-ts/src/MutableVector.ts b/packages/persistent-ts/src/MutableVector.ts
index 54cc82f7..446cb370 100644
--- a/packages/persistent-ts/src/MutableVector.ts
+++ b/packages/persistent-ts/src/MutableVector.ts
@@ -5,10 +5,15 @@ import {PersistentVector, TransientVector} from "./Vector.js";
  */
 export class MutableVector<T> implements Iterable<T> {
   public vector: PersistentVector<T> | TransientVector<T>;
+
   private constructor(vector: PersistentVector<T>) {
     this.vector = vector;
   }
 
+  get length(): number {
+    return this.vector.length;
+  }
+
   static empty<T>(): MutableVector<T> {
     return new MutableVector(PersistentVector.empty);
   }
@@ -31,10 +36,6 @@ export class MutableVector<T> implements Iterable<T> {
     return this;
   }
 
-  get length(): number {
-    return this.vector.length;
-  }
-
   get(index: number): T | undefined {
     return this.vector.get(index);
   }
diff --git a/packages/ssz/src/branchNodeStruct.ts b/packages/ssz/src/branchNodeStruct.ts
index 19f65851..6debce71 100644
--- a/packages/ssz/src/branchNodeStruct.ts
+++ b/packages/ssz/src/branchNodeStruct.ts
@@ -26,10 +26,6 @@ export class BranchNodeStruct<T> extends Node {
     return hashObjectToUint8Array(this.rootHashObject);
   }
 
-  isLeaf(): boolean {
-    return false;
-  }
-
   get left(): Node {
     return this.valueToNode(this.value).left;
   }
@@ -37,4 +33,8 @@ export class BranchNodeStruct<T> extends Node {
   get right(): Node {
     return this.valueToNode(this.value).right;
   }
+
+  isLeaf(): boolean {
+    return false;
+  }
 }
diff --git a/packages/ssz/src/viewDU/bitArray.ts b/packages/ssz/src/viewDU/bitArray.ts
index ea85f57a..7bdacd38 100644
--- a/packages/ssz/src/viewDU/bitArray.ts
+++ b/packages/ssz/src/viewDU/bitArray.ts
@@ -22,16 +22,6 @@ export class BitArrayTreeViewDU extends TreeViewDU<CompositeType<BitArray, unkno
     return;
   }
 
-  commit(hcOffset = 0, hcByLevel: HashComputationLevel[] | null = null): void {
-    if (this._bitArray !== null) {
-      this._rootNode = this.type.value_toTree(this._bitArray);
-    }
-
-    if (hcByLevel !== null && this._rootNode.h0 === null) {
-      getHashComputations(this._rootNode, hcOffset, hcByLevel);
-    }
-  }
-
   // Wrapped API from BitArray
 
   /** @see BitArray.uint8Array */
@@ -44,6 +34,24 @@ export class BitArrayTreeViewDU extends TreeViewDU<CompositeType<BitArray, unkno
     return this.bitArray.bitLen;
   }
 
+  /** Lazily computed bitArray instance */
+  private get bitArray(): BitArray {
+    if (this._bitArray === null) {
+      this._bitArray = this.type.tree_toValue(this._rootNode);
+    }
+    return this._bitArray;
+  }
+
+  commit(hcOffset = 0, hcByLevel: HashComputationLevel[] | null = null): void {
+    if (this._bitArray !== null) {
+      this._rootNode = this.type.value_toTree(this._bitArray);
+    }
+
+    if (hcByLevel !== null && this._rootNode.h0 === null) {
+      getHashComputations(this._rootNode, hcOffset, hcByLevel);
+    }
+  }
+
   /** @see BitArray.get */
   get(bitIndex: number): boolean {
     return this.bitArray.get(bitIndex);
@@ -79,14 +87,6 @@ export class BitArrayTreeViewDU extends TreeViewDU<CompositeType<BitArray, unkno
     return this.bitArray.toBoolArray();
   }
 
-  /** Lazily computed bitArray instance */
-  private get bitArray(): BitArray {
-    if (this._bitArray === null) {
-      this._bitArray = this.type.tree_toValue(this._rootNode);
-    }
-    return this._bitArray;
-  }
-
   protected clearCache(): void {
     this._bitArray = null;
   }
diff --git a/packages/ssz/test/memory/index.ts b/packages/ssz/test/memory/index.ts
index 4ce85eb1..855c10bf 100644
--- a/packages/ssz/test/memory/index.ts
+++ b/packages/ssz/test/memory/index.ts
@@ -70,7 +70,7 @@ for (let i = 0; i < 1e8; i++) {
       const u = new Uint8Array(size);
 
       u.fill(4);
-      // @ts-ignore
+      // @ts-expect-error __proto__ is hidden and needs to be overridden
       u.__proto__ = null;
       refs.push(u);
       break;
@@ -211,6 +211,7 @@ for (let i = 0; i < 1e8; i++) {
     const heapUsedM = linearRegression(xs, heapUsed).m;
     const rssM = linearRegression(xs, rss).m;
 
+    // eslint-disable-next-line no-console
     console.log(i, {arrayBuffersM, externalM, heapTotalM, heapUsedM, rssM});
   }
 }