fix(rrweb): null check for pointer (#208)

fixes [JAVASCRIPT-2TN6](https://sentry.sentry.io/issues/5504321500/?alert_rule_id=14394965&alert_type=issue&notification_uuid=a74d0a37-1e9d-41da-8ff1-433a29394648&project=11276&referrer=slack)
getsentry · Jun 18, 2024 · 011bd05 · 011bd05
1 parent 628fa81
commit 011bd05
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/packages/rrweb/src/replay/index.ts b/packages/rrweb/src/replay/index.ts
@@ -2179,7 +2179,7 @@ export class Replayer {
   private drawMouseTail(position: { x: number; y: number }, pointerId: number) {
     const pointer = this.pointers[pointerId];
 
-    if (!pointer.mouseTail) {
+    if (!pointer || !pointer.mouseTail) {
       return;
     }
 
@@ -2189,7 +2189,7 @@ export class Replayer {
         : Object.assign({}, defaultMouseTailConfig, this.config.mouseTail);
 
     const draw = () => {
-      if (!pointer.mouseTail) {
+      if (!pointer || !pointer.mouseTail) {
         return;
       }
       const mouseTail = pointer.mouseTail;