From 4af3509271990cd1494de3b96f4e8c1c50f2c992 Mon Sep 17 00:00:00 2001
From: Oleg Isonen <oleg008@gmail.com>
Date: Mon, 11 Apr 2022 23:51:55 +0100
Subject: [PATCH] support instance without props

---
 app/canvas/shared/copy-paste.ts | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/app/canvas/shared/copy-paste.ts b/app/canvas/shared/copy-paste.ts
index 20d3524a7d..c56c8dfa28 100644
--- a/app/canvas/shared/copy-paste.ts
+++ b/app/canvas/shared/copy-paste.ts
@@ -8,8 +8,8 @@ import { cloneInstance } from "~/shared/tree-utils";
 import { cloneProps } from "~/shared/props-utils";
 import { publish } from "./pubsub";
 
-let currentInstance: Instance;
-let currentProps: InstanceProps;
+let currentInstance: Instance | undefined;
+let currentProps: InstanceProps | undefined;
 
 export const copy = () => {
   if (selectedInstanceContainer.value === undefined) return;
@@ -20,11 +20,14 @@ export const copy = () => {
 export const paste = () => {
   if (currentInstance === undefined) return;
   const instance = cloneInstance(currentInstance);
-  publish<"insertInstance", { instance: Instance; props: InstanceProps }>({
+  const props = currentProps
+    ? cloneProps(currentProps, { instanceId: instance.id })
+    : undefined;
+  publish<"insertInstance", { instance: Instance; props?: InstanceProps }>({
     type: "insertInstance",
     payload: {
       instance,
-      props: cloneProps(currentProps, { instanceId: instance.id }),
+      props,
     },
   });
 };