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Co-authored-by: Daniel Roe <daniel@roe.dev> Co-authored-by: Sébastien Chopin <seb@nuxtjs.com> Co-authored-by: Pooya Parsa <pooya@pi0.io> Co-authored-by: pooya parsa <pyapar@gmail.com> Co-authored-by: Clément Ollivier <clement.o2p@gmail.com>
43 lines
3.2 KiB
Markdown
43 lines
3.2 KiB
Markdown
---
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title: "Lifecycle Hooks"
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description: Nuxt provides a powerful hooking system to expand almost every aspect using hooks.
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---
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# Lifecycle Hooks
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:ReadMore{link="/guide/going-further/hooks"}
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# App Hooks (runtime)
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Check the [app source code](https://github.com/nuxt/framework/blob/main/packages/nuxt/src/app/nuxt.ts#L24) for all available hooks.
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Hook | Arguments | Environment | Description
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-----------------------|---------------------|-----------------|-------------
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`app:created` | `vueApp` | Server & Client | Called when initial `vueApp` instance is created.
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`app:error` | `err` | Server & Client | Called when a fatal error occurs.
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`app:error:cleared` | `{ redirect? }` | Server & Client | Called when a fatal error occurs.
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`app:data:refresh` | `keys?` | Server & Client | (internal)
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`vue:setup` | - | Server & Client | (internal)
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`vue:error` | `err, target, info` | Server & Client | Called when a vue error propages to the root component. [Learn More](https://vuejs.org/api/composition-api-lifecycle.html#onerrorcaptured).
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`app:rendered` | `renderContext` | Server | Called when SSR rendering is done.
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`app:redirected` | - | Server | Called before SSR redirection.
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`app:beforeMount` | `vueApp` | Client | Called before mounting the app, called only on client side.
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`app:mounted` | `vueApp` | Client | Called when Vue app is initialized and mounted in browser.
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`app:suspense:resolve` | `appComponent` | Client | On [Suspense](https://vuejs.org/guide/built-ins/suspense.html#suspense) resolved event.
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`link:prefetch` | `to` | Client | Called when a `<NuxtLink>` is observed to be prefetched.
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`page:start` | `pageComponent?` | Client | Called on [Suspense](https://vuejs.org/guide/built-ins/suspense.html#suspense) pending event.
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`page:finish` | `pageComponent?` | Client | Called on [Suspense](https://vuejs.org/guide/built-ins/suspense.html#suspense) resolved event.
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# Nuxt Hooks (build time)
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Check the [schema source code](https://github.com/nuxt/framework/blob/main/packages/schema/src/types/hooks.ts#L55) for all available hooks.
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:NeedContribution
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# Nitro App Hooks (runtime, server-side)
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Hook | Arguments | Description | Types
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-----------------------|-----------------------|--------------------------------------|------------------
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`render:response` | `response, { event }` | Called before sending the response. | [response](https://github.com/nuxt/framework/blob/71ef8bd3ff207fd51c2ca18d5a8c7140476780c7/packages/nuxt/src/core/runtime/nitro/renderer.ts#L24), [event](https://github.com/unjs/h3/blob/f6ceb5581043dc4d8b6eab91e9be4531e0c30f8e/src/types.ts#L38)
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`render:html` | `html, { event }` | Called before constructing the HTML. | [html](https://github.com/nuxt/framework/blob/71ef8bd3ff207fd51c2ca18d5a8c7140476780c7/packages/nuxt/src/core/runtime/nitro/renderer.ts#L15), [event](https://github.com/unjs/h3/blob/f6ceb5581043dc4d8b6eab91e9be4531e0c30f8e/src/types.ts#L38)
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