Merge pull request slab#3223 from luin/ignore-nested-quill-mutations

Ignore mutations happens in nested Quill instance
DevExpress · Nov 12, 2020 · 8ce3ee3 · 8ce3ee3
2 parents e9f628b + 8f6257c
commit 8ce3ee3
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/blots/scroll.js b/blots/scroll.js
@@ -164,6 +164,10 @@ class Scroll extends ScrollBlot {
     if (!Array.isArray(mutations)) {
       mutations = this.observer.takeRecords();
     }
+    mutations = mutations.filter(({ target }) => {
+      const blot = this.find(target, true);
+      return blot && blot.scroll === this;
+    });
     if (mutations.length > 0) {
       this.emitter.emit(Emitter.events.SCROLL_BEFORE_UPDATE, source, mutations);
     }