fix: ensure customElements API ssr compatibility

fix #4129
2021-07-16 10:40:06 -04:00
parent eca4d7891a
commit de32cfa43e
12 changed files with 49 additions and 1 deletions
--- a/packages/runtime-dom/src/apiCustomElement.ts
+++ b/packages/runtime-dom/src/apiCustomElement.ts
@@ -157,7 +157,11 @@ export const defineSSRCustomElement = ((options: any) => {
  return defineCustomElement(options, hydrate)
 }) as typeof defineCustomElement

-export class VueElement extends HTMLElement {
+const BaseClass = (typeof HTMLElement !== 'undefined'
+  ? HTMLElement
+  : class {}) as typeof HTMLElement
+
+export class VueElement extends BaseClass {
  /**
   * @internal
   */