Vue3复用组件怎么使用

<script setup lang="ts">
const [DefineFoo, ReuseFoo] = createReusableTemplate<{ msg: string }>()
const TemplateBar = createReusableTemplate<{ msg: string }>()
const [DefineBiz, ReuseBiz] = createReusableTemplate<{ msg: string }>()
</script>
<template>
  <DefineFoo v-slot="{ msg }">
    <div>Foo: {{ msg }}</div>
  </DefineFoo>
  <ReuseFoo msg="world" />
  <!-- 看这里 -->
  <TemplateBar.define v-slot="{ msg }">
    <div>Bar: {{ msg }}</div>
  </TemplateBar.define>
  <TemplateBar.reuse msg="world" />
  <!-- Slots -->
  <DefineBiz v-slot="{ msg, $slots }">
    <div>Biz: {{ msg }}</div>
    <component :is="$slots.default" />
  </DefineBiz>
  <ReuseBiz msg="reuse 1">
    <div>This is a slot from Reuse</div>
  </ReuseBiz>
  <ReuseBiz msg="reuse 2">
    <div>This is another one</div>
  </ReuseBiz>
</template>

const Demo = defineComponent({
  props: {
    ...,
  },
  setup(props, { attrs, slots }) {
    return () => {
      ...
    }
  }
})

<DefineFoo v-slot="{ msg }">
    <div>Foo: {{ msg }}</div>
</DefineFoo>

let render: Slot | undefined
const Define = defineComponent({
  setup(props, { slots, }) {
    return () => {
      
      render = slots.default
    }
  }
})

  const reuse = defineComponent({
    setup(_, { attrs, slots }) {
      return () => {
        
        if (!render && process.env.node_ENV !== 'production')
          throw new Error(`[Vue-reuse-template] Failed to find the definition of template${name ? ` "${name}"` : ''}`)
        return render?.({ ...attrs, $slots: slots })
      }
    },
  })

<ReuseFoo msg="msg1" />

<DefineBiz v-slot="{ msg, $slots }">
    <div>Biz: {{ msg }}</div>
    <component :is="$slots.default" />
</DefineBiz>
<ReuseBiz msg="reuse 1">
    <div>This is a slot from Reuse</div>
  </ReuseBiz>
<ReuseBiz msg="reuse 2">
  <div>This is another one</div>
</ReuseBiz>

<DefineBiz v-slot="{ msg, $slots }">
    <component :is="$slots.header" />
    <div>Biz: {{ msg }}</div>
    <component :is="$slots.default" />
  </DefineBiz>
  <ReuseBiz msg="reuse 1">
    <template #header>
      <div>我是 reuse1的header</div>
    </template>
    <div>This is a slot from Reuse</div>
  </ReuseBiz>
  <ReuseBiz msg="reuse 2">
    <template #header>
      <div>我是 reuse1的header</div>
    </template>
    <div>This is another one</div>
  </ReuseBiz>

const [DefineFoo, ReuseFoo] = createReusableTemplate<{ msg: string }>()

type DefineComponent<PropsOrPropOptions = {}, RawBindings = {}, ...>

type ReuseTemplateComponent<
  Bindings extends object,
  Slots extends Record<string, Slot | undefined>,
  
> = DefineComponent<Bindings> & {
 
  new(): { $slots: Slots }
}

type DefineTemplateComponent<
 Bindings extends object,
 Slots extends Record<string, Slot | undefined>,
 Props = {},
> = DefineComponent<Props> & {
  new(): { $slots: { default(_: Bindings & { $slots: Slots }): any } }
}

  const define = defineComponent({
    props {
      name: String
    }
  })
  const reuse = defineComponent({
    props {
      name: String
    }
  })

const renderMap = new Map<string, Slot | undefined>()
const define = defineComponent({
    props: {
      
      name: String,
    },
    setup(props, { slots }) {
      return () => {
        const templateName: string = props.name || 'default'
        if (!renderMap.has(templateName)) {
          // render = slots.default
          renderMap.set(templateName, slots.default)
        }
      }
    },
  })
  const reuse = defineComponent({
    inheritAttrs: false,
    props: {
      name: String,
    },
    setup(props, { attrs, slots }) {
      return () => {
        const templateName: string = props.name || 'default'
        const render = renderMap.get(templateName)
        if (!render && process.env.NODE_ENV !== 'production')
          throw new Error(`[vue-reuse-template] Failed to find the definition of template${templateName}`)
        return render?.({ ...attrs, $slots: slots })
      }
    },
  })