From c0fe370e598400235f686d418ec98a894320d31e Mon Sep 17 00:00:00 2001
From: Philipp Rudiger <prudiger@anaconda.com>
Date: Wed, 14 Jul 2021 18:24:56 +0200
Subject: [PATCH] Add ReactiveHTML remove script

---
 examples/user_guide/Custom_Components.ipynb | 1 +
 panel/models/reactive_html.ts               | 1 +
 2 files changed, 2 insertions(+)

diff --git a/examples/user_guide/Custom_Components.ipynb b/examples/user_guide/Custom_Components.ipynb
index a32e9f5ba4..bafa6828ff 100644
--- a/examples/user_guide/Custom_Components.ipynb
+++ b/examples/user_guide/Custom_Components.ipynb
@@ -219,6 +219,7 @@
     "\n",
     "- `'render'`: This callback is invoked during initial rendering of the component.\n",
     "- `'after_layout'`: This callback is invoked after the component has been fully rendered and the layout is fully computed.\n",
+    "- `'remove'`: This callback is invoked when the component is removed.\n",
     "\n",
     "#### Explicit calls\n",
     "\n",
diff --git a/panel/models/reactive_html.ts b/panel/models/reactive_html.ts
index 928d5721a6..330e21a07e 100644
--- a/panel/models/reactive_html.ts
+++ b/panel/models/reactive_html.ts
@@ -202,6 +202,7 @@ export class ReactiveHTMLView extends PanelHTMLBoxView {
     super.disconnect_signals()
     this._remove_event_listeners()
     this._remove_mutation_observers()
+    this.run_script('remove', true)
   }
 
   get child_models(): LayoutDOM[] {