fix: extend GenericComponentInstance interface

Author: kazupon

packages/vue-i18n-core/src/devtools.ts

@@ -267,12 +267,11 @@ function getComponentInstance(
   nodeId: string,
   i18n: _I18n
 ): ComponentInternalInstance | GenericComponentInstance | null {
-  let instance: ComponentInternalInstance | null = null
+  let instance: ComponentInternalInstance | GenericComponentInstance | null = null
 
   if (nodeId !== 'global') {
     for (const [component, composer] of i18n.__instances.entries()) {
       if (composer.id.toString() === nodeId) {
-        // @ts-expect-error -- TODO(kazupon): need to fix types
         instance = component
         break
       }

packages/vue-i18n-core/src/i18n.ts

@@ -494,7 +494,6 @@ export function useI18n<
     throw createI18nError(I18nErrorCodes.MUST_BE_CALL_SETUP_TOP)
   }
   if (
-    // @ts-expect-error -- TODO(kazupon): need to fix types
     !instance.isCE &&
     instance.appContext.app != null &&
     !instance.appContext.app.__VUE_I18N_SYMBOL__
@@ -565,13 +564,11 @@ function createGlobal(options: I18nOptions): [EffectScope, Composer] {
 
 function getI18nInstance(instance: ComponentInternalInstance | GenericComponentInstance): I18n {
   const i18n = inject(
-    // @ts-expect-error -- TODO(kazupon): need to fix types
     !instance.isCE ? instance.appContext.app.__VUE_I18N_SYMBOL__! : I18nInjectionKey
   )
   /* istanbul ignore if */
   if (!i18n) {
     throw createI18nError(
-      // @ts-expect-error -- TODO(kazupon): need to fix types
       !instance.isCE ? I18nErrorCodes.UNEXPECTED_ERROR : I18nErrorCodes.NOT_INSTALLED_WITH_PROVIDE
     )
   }

packages/vue-i18n-core/src/vue.d.ts

@@ -14,7 +14,15 @@ declare module 'vue' {
   export interface ComponentInternalInstance {
     /**
      * @internal
-     * iskk custom element?
+     * whether target component is custom element
+     */
+    isCE?: boolean
+  }
+
+  export interface GenericComponentInstance {
+    /**
+     * @internal
+     * whether target component is custom element
      */
     isCE?: boolean
   }