# HG changeset patch
# User drewp@bigasterisk.com
# Date 1685433560 25200
# Node ID c070f46c07614a2e76b299108e21b645756f9d1f
# Parent  0a11698fecc4627b29c7eb578a3809d00fbb7bd6
you can ask to apply empty patch and it will no-op

diff -r 0a11698fecc4 -r c070f46c0761 light9/web/SyncedGraph.ts
--- a/light9/web/SyncedGraph.ts	Mon May 29 23:37:08 2023 -0700
+++ b/light9/web/SyncedGraph.ts	Tue May 30 00:59:20 2023 -0700
@@ -156,12 +156,12 @@
       log("not connected-- dropping patch");
       return;
     }
-    if (patch.isEmpty()) throw "should not get to this point with empty patch";
-
-    this._applyPatch(patch);
-    if (this.client) {
-      log("sending patch:\n", patch.dump());
-      this.client.sendPatch(patch);
+    if (!patch.isEmpty()) {
+      this._applyPatch(patch);
+      if (this.client) {
+        log("sending patch:\n", patch.dump());
+        this.client.sendPatch(patch);
+      }
     }
     console.timeEnd("applyAndSendPatch");
   }