From 7a4470f4861d5be9d38772f1be36475556c2eca3 Mon Sep 17 00:00:00 2001
From: Beka Westberg <bekawestberg@gmail.com>
Date: Tue, 17 Nov 2020 11:44:55 -0800
Subject: [PATCH] Add mutator bump back in (#4450)

---
 core/mutator.js | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/core/mutator.js b/core/mutator.js
index c630238f9..093a01df6 100644
--- a/core/mutator.js
+++ b/core/mutator.js
@@ -428,6 +428,13 @@ Blockly.Mutator.prototype.workspaceChanged_ = function(e) {
     if (oldMutation != newMutation) {
       Blockly.Events.fire(new Blockly.Events.BlockChange(
           block, 'mutation', null, oldMutation, newMutation));
+      // Ensure that any bump is part of this mutation's event group.
+      var group = Blockly.Events.getGroup();
+      setTimeout(function() {
+        Blockly.Events.setGroup(group);
+        block.bumpNeighbours();
+        Blockly.Events.setGroup(false);
+      }, Blockly.BUMP_DELAY);
     }
 
     // Don't update the bubble until the drag has ended, to avoid moving blocks