docs: fix vue example

examples/nuxt-example/components/ui/toggle-group/ToggleGroup.vue

@@ -0,0 +1,34 @@
+<script setup lang="ts">
+import type { VariantProps } from 'class-variance-authority'
+import { type HTMLAttributes, computed, provide } from 'vue'
+import { ToggleGroupRoot, type ToggleGroupRootEmits, type ToggleGroupRootProps, useForwardPropsEmits } from 'radix-vue'
+import type { toggleVariants } from '@/components/ui/toggle'
+import { cn } from '@/lib/utils'
+
+type ToggleGroupVariants = VariantProps<typeof toggleVariants>
+
+const props = defineProps<ToggleGroupRootProps & {
+  class?: HTMLAttributes['class']
+  variant?: ToggleGroupVariants['variant']
+  size?: ToggleGroupVariants['size']
+}>()
+const emits = defineEmits<ToggleGroupRootEmits>()
+
+provide('toggleGroup', {
+  variant: props.variant,
+  size: props.size,
+})
+
+const delegatedProps = computed(() => {
+  const { class: _, ...delegated } = props
+  return delegated
+})
+
+const forwarded = useForwardPropsEmits(delegatedProps, emits)
+</script>
+
+<template>
+  <ToggleGroupRoot v-bind="forwarded" :class="cn('flex items-center justify-center gap-1', props.class)">
+    <slot />
+  </ToggleGroupRoot>
+</template>