fix(types): allow attaching unknown options to defined component

fix #12742
vuejs · Aug 18, 2022 · b4bf4c5 · b4bf4c5
1 parent 80d1baf
commit b4bf4c5
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diff --git a/types/test/v3/define-component-test.tsx b/types/test/v3/define-component-test.tsx
@@ -1165,3 +1165,7 @@ defineComponent({
     return h('div', {}, [...this.$slots.default!])
   }
 })
+
+// #12742 allow attaching custom properties (consistent with v3)
+const Foo = defineComponent({})
+Foo.foobar = 123
diff --git a/types/v3-component-options.d.ts b/types/v3-component-options.d.ts
@@ -88,6 +88,9 @@ export interface ComponentOptionsBase<
       'data' | 'computed' | 'methods' | 'setup' | 'props' | 'mixins' | 'extends'
     >,
     ComponentCustomOptions {
+  // allow any options
+  [key: string]: any
+
   // rewrite options api types
   data?: (
     this: CreateComponentPublicInstance<Props, {}, {}, {}, M, Mixin, Extends>,