fix(Form): fix wrong type of validate (#496)

Co-authored-by: Benjamin Canac <canacb1@gmail.com>

docs/content/3.forms/10.form.md

@@ -248,7 +248,7 @@ const schema = z.object({
   password: z.string().min(8, 'Must be at least 8 characters')
 })
 
-const state: Partial<Schema> = ref({
+const state = ref<Partial<Schema>>({
   email: undefined,
   password: undefined
 })
@@ -259,7 +259,7 @@ type Schema = z.output<typeof schema>
 const form = ref<Form<Schema>>()
 
 async function submit() {
-  const data: Schema = await form.value!.validate()
+  const data = await form.value!.validate()
   // Do something with data
 }
 </script>

src/runtime/types/form.d.ts

@@ -4,7 +4,7 @@ export interface FormError {
 }
 
 export interface Form<T> {
-  async validate(): T
+  validate(): Promise<T>
 }
 
 export interface FormEvent {