fix: Ensure attributes are lowercased when checking (#1183)

* fix: Ensure attributes are lowercased when checking

* add changeset

* fix to lower case

* Apply formatting changes

---------

Co-authored-by: mydea <mydea@users.noreply.github.com>

packages/rrweb/src/record/mutation.ts

@@ -9,6 +9,7 @@ import {
   Mirror,
   isNativeShadowDom,
   getInputType,
+  toLowerCase,
 } from 'rrweb-snapshot';
 import type { observerParam, MutationBufferParam } from '../types';
 import type {
@@ -597,8 +598,8 @@ export default class MutationBuffer {
           // overwrite attribute if the mutations was triggered in same time
           item.attributes[attributeName] = transformAttribute(
             this.doc,
-            target.tagName,
-            attributeName,
+            toLowerCase(target.tagName),
+            toLowerCase(attributeName),
             value,
           );
         }

packages/rrweb/src/record/observer.ts

@@ -3,6 +3,7 @@ import {
   maskInputValue,
   Mirror,
   getInputType,
+  toLowerCase,
 } from 'rrweb-snapshot';
 import type { FontFaceSet } from 'css-font-loading-module';
 import {
@@ -309,13 +310,16 @@ function initMouseInteractionObserver({
         disableMap[key] !== false,
     )
     .forEach((eventKey: keyof typeof MouseInteractions) => {
-      let eventName = eventKey.toLowerCase();
+      let eventName = toLowerCase(eventKey);
       const handler = getHandler(eventKey);
       if (window.PointerEvent) {
         switch (MouseInteractions[eventKey]) {
           case MouseInteractions.MouseDown:
           case MouseInteractions.MouseUp:
-            eventName = eventName.replace('mouse', 'pointer');
+            eventName = eventName.replace(
+              'mouse',
+              'pointer',
+            ) as unknown as typeof eventName;
             break;
           case MouseInteractions.TouchStart:
           case MouseInteractions.TouchEnd:

packages/rrweb/src/replay/index.ts

@@ -8,6 +8,7 @@ import {
   createMirror,
   attributes,
   serializedElementNodeWithId,
+  toLowerCase,
 } from 'rrweb-snapshot';
 import {
   RRDocument,
@@ -1120,7 +1121,7 @@ export class Replayer {
         if (d.id === -1) {
           break;
         }
-        const event = new Event(MouseInteractions[d.type].toLowerCase());
+        const event = new Event(toLowerCase(MouseInteractions[d.type]));
         const target = this.mirror.getNode(d.id);
         if (!target) {
           return this.debugNodeNotFound(d, d.id);