ui項目中lib/index.js 很關鍵

import?Demo?from?'./demo/src/main.vue'
import?Card?from?'./card/src/main.vue'

export?const?components?=?{
??Demo,
??Card
}

const?install?=?function?(Vue)?{
??if?(install.installed)?return
??Object.keys(components).forEach((key)?=>?{
????console.info('key',?key)
????Vue.component(components[key].name,?components[key])
??})
}
const?Index?=?{?install?}
export?default?Index