TypeScript Support | Vue3 vuex-typescript
VuexprovidesitstypingssoyoucanuseTypeScripttowriteastoredefinition.YoudontneedanyspecialTypeScriptconfigurationforVuex.PleasefollowVuesbasicTypeScriptsetup[1]toconfigureyourproject.However,ifyourewritingyourVuecomponentsinTypeScript,therereafewstepstofollowthatrequireforyoutocorrectlyprovidetypingsforastore.Typing$storePropertyinVueComponentVuexdoesntprovidetypingsforthis.$storepropertyoutofthebox.WhenusedwithTypeScript,youmustdeclareyourownmoduleaugmentation.Todoso,declarecustomtypingsforVu...
Vuex provides its typings so you can use TypeScript to write a store definition. You dont need any special TypeScript configuration for Vuex. Please follow Vues basic TypeScript setup[1] to configure your project.
However, if youre writing your Vue components in TypeScript, therere a few steps to follow that require for you to correctly provide typings for a store.
Typing $store Property in Vue ComponentVuex doesnt provide typings for this.$store property out of the box. When used with TypeScript, you must declare your own module augmentation.
To do so, declare custom typings for Vues ComponentCustomProperties by adding a declaration file in your project folder:
import { Store } from vuex declare module @vue/runtime-core { interface State { count: number } interface ComponentCustomProperties { $store: Store<State> } } Typing useStore Composition FunctionWhen youre writing your Vue component in Composition API, you will most li...