Bug Fix: Need to accept `undefined` for the string index type in `Components` since extensions do not always exist.

dist/js/splide-renderer.min.js

@@ -1,6 +1,6 @@
 /*!
  * Splide.js
- * Version  : 4.1.0
+ * Version  : 4.1.2
  * License  : MIT
  * Copyright: 2022 Naotoshi Fujita
  */

dist/js/splide.js

@@ -4,7 +4,7 @@ function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _d
 
 /*!
  * Splide.js
- * Version  : 4.1.0
+ * Version  : 4.1.2
  * License  : MIT
  * Copyright: 2022 Naotoshi Fujita
  */

dist/js/splide.min.js

@@ -1,7 +1,7 @@
 function r(n,t){for(var i=0;i<t.length;i++){var r=t[i];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(n,r.key,r)}}function Jt(n,t,i){t&&r(n.prototype,t),i&&r(n,i),Object.defineProperty(n,"prototype",{writable:!1})}
 /*!
  * Splide.js
- * Version  : 4.1.0
+ * Version  : 4.1.2
  * License  : MIT
  * Copyright: 2022 Naotoshi Fujita
  */

dist/types/index.d.ts

@@ -686,7 +686,7 @@ interface SyncTarget {
  * @since 3.0.0
  */
 interface Components {
-    [key: string]: BaseComponent;
+    [key: string]: BaseComponent | undefined;
     Media: MediaComponent;
     Direction: DirectionComponent;
     Elements: ElementsComponent;

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "@splidejs/splide",
-  "version": "4.1.1",
+  "version": "4.1.2",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@splidejs/splide",
-      "version": "4.1.1",
+      "version": "4.1.2",
       "license": "MIT",
       "devDependencies": {
         "@babel/core": "^7.18.13",

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@splidejs/splide",
-  "version": "4.1.1",
+  "version": "4.1.2",
   "description": "Splide is a lightweight, flexible and accessible slider/carousel. No dependencies, no Lighthouse errors.",
   "author": "Naotoshi Fujita",
   "license": "MIT",

src/js/types/components.ts

@@ -8,7 +8,7 @@ import { BaseComponent, TransitionComponent } from './general';
  * @since 3.0.0
  */
 export interface Components {
-  [ key: string ]: BaseComponent;
+  [ key: string ]: BaseComponent | undefined;
   Media: Types.MediaComponent;
   Direction: Types.DirectionComponent;
   Elements: Types.ElementsComponent;