diff --git a/src/rule/index.ts b/src/rule/index.ts
index 7eb4251..6a1e6b3 100644
--- a/src/rule/index.ts
+++ b/src/rule/index.ts
@@ -205,8 +205,8 @@ export async function visitRules(ctx: VisitorContext, rules: Array<Rule>, data:
     let itemIndex = 0;
     for (const item of items) {
       ctx.visitData = {
-          itemIndex,
-          rule,
+        itemIndex,
+        rule,
       };
       const itemResult = cloneDeep(item);
       const ruleResult = await rule.visit(ctx, itemResult);
diff --git a/src/visitor/VisitorContext.ts b/src/visitor/VisitorContext.ts
index 66b0532..74c7161 100644
--- a/src/visitor/VisitorContext.ts
+++ b/src/visitor/VisitorContext.ts
@@ -67,15 +67,13 @@ export class VisitorContext implements VisitorContextOptions, VisitorResult {
 
   public mergeResult(other: VisitorResult, data: any = {}): this {
     this.changeBuffer.push(...other.changes);
-    this.errorBuffer.push(...other.errors.map((err) => {
-      return {
-        ...err,
-        data: {
-          ...err.data,
-          ...data,
-        },
-      };
-    }));
+    this.errorBuffer.push(...other.errors.map((err) => ({
+      ...err,
+      data: {
+        ...err.data,
+        ...data,
+      },
+    })));
     return this;
   }