inspect appendedTransaction for possible addToHistory: false meta…

… to prevent transaction from appearing on undo stack. fixes yjs#141
secondlayerco · Dec 11, 2023 · ec55f3c · ec55f3c
1 parent 26e258e
commit ec55f3c
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/plugins/sync-plugin.js b/src/plugins/sync-plugin.js
@@ -126,7 +126,8 @@ export const ySyncPlugin = (yXmlFragment, {
             pluginState[key] = change[key]
           }
         }
-        pluginState.addToHistory = tr.getMeta('addToHistory') !== false
+        const appended = tr.getMeta('appendedTransaction')
+        pluginState.addToHistory = tr.getMeta('addToHistory') !== false && !(appended && appended.getMeta('addToHistory') === false)
         // always set isChangeOrigin. If undefined, this is not change origin.
         pluginState.isChangeOrigin = change !== undefined &&
           !!change.isChangeOrigin